Pressure Switch - Ashcroft

Pressure switches open or close an electrical contact when pressure reaches a set point. They start and stop pumps and compressors, trigger alarms and shut equipment down when pressure is unsafe.

Pressure Switch Types

  • Mechanical switches – simple, reliable and no power needed
  • Electronic switches – adjustable set points and displays
  • Differential pressure switches – filter and flow monitoring
  • Vacuum switches – vacuum system control
  • Explosion-proof switches – hazardous areas

Choosing a Switch

Select set point range, deadband, electrical rating and wetted materials. Fixed or adjustable deadband affects cycling. Add snubbers for pulsating systems.

Centro carries pressure switches for pumps, compressors and process safety.

Related categories: Pressure Control | Pressure Transmitters | Gauges | Pressure Regulators | Pressure Control Accessories

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The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This switch is configured for single setpoint, fixed deadband, factory set, field adjustable operation, with a general purpose single switch, SPDT micro switch, 30 PSI setpoint, and decreasing pressure (increasing vacuum) setpoint direction. It is built with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/8" NPT male process connection. Sensing supports a 60 PSI pressure range.

$229.88

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Set up for single setpoint, fixed deadband, factory set, field adjustable operation, the unit includes a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. Construction includes a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/8" NPT male process connection. It is rated for a 60 PSI pressure range.

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Set up for single setpoint, fixed deadband, factory set, field adjustable operation, the unit includes a general purpose single switch, SPDT micro switch, 10 PSI setpoint, and decreasing pressure (increasing vacuum) setpoint direction. Construction includes a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. It is rated for a -15/15 PSI pressure range.

$250.79

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This model operates as single setpoint, fixed deadband, factory set, field adjustable and features a general purpose single switch, SPDT micro switch, 5 PSI setpoint, and decreasing pressure (increasing vacuum) setpoint direction. The unit is housed with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. The unit covers a -15/15 PSI pressure range.

$250.79

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Built around single setpoint, fixed deadband, factory set, field adjustable operation, this switch comes with a general purpose single switch, SPDT micro switch, 8 PSI setpoint, and decreasing pressure (increasing vacuum) setpoint direction. Physical specs include a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. Range and sensing include a -15/15 PSI pressure range.

$250.79

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This switch is configured for single setpoint, fixed deadband, factory set, field adjustable operation, with a general purpose single switch, SPDT micro switch, 8 PSI setpoint, and rising pressure (decreasing vacuum) setpoint direction. It is built with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. Sensing supports a -15/15 PSI pressure range.

$250.79

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Set up for single setpoint, fixed deadband, factory set, field adjustable operation, the unit includes a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. Construction includes a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. It is rated for a -15/15 PSI pressure range.

$229.88

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This model operates as single setpoint, fixed deadband, factory set, field adjustable and features a general purpose single switch, SPDT micro switch, 75 PSI setpoint, and decreasing pressure (increasing vacuum) setpoint direction. The unit is housed with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. The unit covers a 100 PSI pressure range.

$229.88

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Built around single setpoint, fixed deadband, factory set, field adjustable operation, this switch comes with a general purpose single switch, SPDT micro switch, 75 PSI setpoint, and rising pressure (decreasing vacuum) setpoint direction. Physical specs include a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. Range and sensing include a 100 PSI pressure range.

$229.88

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This switch is configured for single setpoint, fixed deadband, factory set, field adjustable operation, with a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. It is built with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. Sensing supports a 100 PSI pressure range.

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This model operates as single setpoint, fixed deadband, factory set, field adjustable and features a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. The unit is housed with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. The unit covers a 200 kPa pressure range.

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Built around single setpoint, fixed deadband, factory set, field adjustable operation, this switch comes with a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. Physical specs include a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. Range and sensing include a 60 PSI pressure range.

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This switch is configured for single setpoint, fixed deadband, factory set, field adjustable operation, with a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. It is built with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" male fixed (compatible with VCR fittings) process connection. Sensing supports a -15/15 PSI pressure range.

$334.39

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Set up for single setpoint, fixed deadband, factory set, field adjustable operation, the unit includes a general purpose single switch, SPDT micro switch, 35 PSI setpoint, and decreasing pressure (increasing vacuum) setpoint direction. Construction includes a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" male fixed (compatible with VCR fittings) process connection. It is rated for a 60 PSI pressure range. Additional options on this model include cleaned for oxygen service.

$402.13

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This model operates as single setpoint, fixed deadband, factory set, field adjustable and features a general purpose single switch, SPDT micro switch, 30 PSI setpoint, and rising pressure (decreasing vacuum) setpoint direction. The unit is housed with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1 1/2" Tri-Clamp process connection. The unit covers a 60 PSI pressure range.

$494.61

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Built around single setpoint, fixed deadband, factory set, field adjustable operation, this switch comes with a general purpose single switch, SPDT micro switch and decreasing pressure (increasing vacuum) setpoint direction. Physical specs include a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel piston & Viton o-ring actuator seal, and 1/8" NPT male process connection. Range and sensing include a 1,000 PSI pressure range.

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This switch is configured for single setpoint, fixed deadband, factory set, field adjustable operation, with a general purpose single switch, SPDT micro switch and decreasing pressure (increasing vacuum) setpoint direction. It is built with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel piston & Viton o-ring actuator seal, and 1/8" NPT male process connection. Sensing supports a 1,000 PSI pressure range. Additional options include 2 wire leads w/ ground wire (normally open).

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Set up for single setpoint, fixed deadband, factory set, field adjustable operation, the unit includes a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. Construction includes a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel piston & Viton o-ring actuator seal, and 1/8" NPT male process connection. It is rated for a 1,000 PSI pressure range. Additional options on this model include 2 wire leads w/ ground wire (normally closed).

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This model operates as single setpoint, fixed deadband, factory set, field adjustable and features a general purpose single switch, SPDT micro switch, 1550 PSI setpoint, and rising pressure (decreasing vacuum) setpoint direction. The unit is housed with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel piston & Viton o-ring actuator seal, and 1/8" NPT male process connection. The unit covers a 2,000 PSI pressure range.

$229.88

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Built around single setpoint, fixed deadband, factory set, field adjustable operation, this switch comes with a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. Physical specs include a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel piston & Viton o-ring actuator seal, and 1/8" NPT male process connection. Range and sensing include a 2,000 PSI pressure range. Additional options for this configuration include 2 wire leads w/ ground wire (normally closed).

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This switch is configured for single setpoint, fixed deadband, factory set, field adjustable operation, with a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. It is built with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel piston & Viton o-ring actuator seal, and 1/4" NPT male process connection. Sensing supports a 140 bar pressure range.

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Set up for single setpoint, fixed deadband, factory set, field adjustable operation, the unit includes a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. Construction includes a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel piston & Viton o-ring actuator seal, and 1/4" NPT male process connection. It is rated for a 500 PSI pressure range.

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This model operates as single setpoint, fixed deadband, factory set, field adjustable and features a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. The unit is housed with a watertight 316 stainless steel enclosure, EN 175301-803 Form C (DIN 43650, Form C) connector, without mate electrical connection, 316 stainless steel piston & Buna-N o-ring actuator seal, and 1/4" NPT male process connection. The unit covers a 15,000 PSI pressure range.

$267.70

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Built around single setpoint, fixed deadband, factory set, field adjustable operation, this switch comes with a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. Physical specs include a watertight 316 stainless steel enclosure, EN 175301-803 Form C (DIN 43650, Form C) connector, without mate electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. Range and sensing include a 100 PSI pressure range.

$246.79

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This switch is configured for single setpoint, fixed deadband, factory set, field adjustable operation, with a general purpose single switch, SPDT micro switch, 30 PSI setpoint, and decreasing pressure (increasing vacuum) setpoint direction. It is built with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/8" NPT male process connection. Sensing supports a 60 PSI pressure range.

$229.88

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Set up for single setpoint, fixed deadband, factory set, field adjustable operation, the unit includes a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. Construction includes a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/8" NPT male process connection. It is rated for a 60 PSI pressure range.

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Set up for single setpoint, fixed deadband, factory set, field adjustable operation, the unit includes a general purpose single switch, SPDT micro switch, 10 PSI setpoint, and decreasing pressure (increasing vacuum) setpoint direction. Construction includes a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. It is rated for a -15/15 PSI pressure range.

$250.79

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This model operates as single setpoint, fixed deadband, factory set, field adjustable and features a general purpose single switch, SPDT micro switch, 5 PSI setpoint, and decreasing pressure (increasing vacuum) setpoint direction. The unit is housed with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. The unit covers a -15/15 PSI pressure range.

$250.79

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Built around single setpoint, fixed deadband, factory set, field adjustable operation, this switch comes with a general purpose single switch, SPDT micro switch, 8 PSI setpoint, and decreasing pressure (increasing vacuum) setpoint direction. Physical specs include a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. Range and sensing include a -15/15 PSI pressure range.

$250.79

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This switch is configured for single setpoint, fixed deadband, factory set, field adjustable operation, with a general purpose single switch, SPDT micro switch, 8 PSI setpoint, and rising pressure (decreasing vacuum) setpoint direction. It is built with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. Sensing supports a -15/15 PSI pressure range.

$250.79

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Set up for single setpoint, fixed deadband, factory set, field adjustable operation, the unit includes a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. Construction includes a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. It is rated for a -15/15 PSI pressure range.

$229.88

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This model operates as single setpoint, fixed deadband, factory set, field adjustable and features a general purpose single switch, SPDT micro switch, 75 PSI setpoint, and decreasing pressure (increasing vacuum) setpoint direction. The unit is housed with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. The unit covers a 100 PSI pressure range.

$229.88

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Built around single setpoint, fixed deadband, factory set, field adjustable operation, this switch comes with a general purpose single switch, SPDT micro switch, 75 PSI setpoint, and rising pressure (decreasing vacuum) setpoint direction. Physical specs include a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. Range and sensing include a 100 PSI pressure range.

$229.88

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This switch is configured for single setpoint, fixed deadband, factory set, field adjustable operation, with a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. It is built with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. Sensing supports a 100 PSI pressure range.

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This model operates as single setpoint, fixed deadband, factory set, field adjustable and features a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. The unit is housed with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. The unit covers a 200 kPa pressure range.

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Built around single setpoint, fixed deadband, factory set, field adjustable operation, this switch comes with a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. Physical specs include a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. Range and sensing include a 60 PSI pressure range.

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This switch is configured for single setpoint, fixed deadband, factory set, field adjustable operation, with a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. It is built with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" male fixed (compatible with VCR fittings) process connection. Sensing supports a -15/15 PSI pressure range.

$334.39

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Set up for single setpoint, fixed deadband, factory set, field adjustable operation, the unit includes a general purpose single switch, SPDT micro switch, 35 PSI setpoint, and decreasing pressure (increasing vacuum) setpoint direction. Construction includes a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" male fixed (compatible with VCR fittings) process connection. It is rated for a 60 PSI pressure range. Additional options on this model include cleaned for oxygen service.

$402.13

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This model operates as single setpoint, fixed deadband, factory set, field adjustable and features a general purpose single switch, SPDT micro switch, 30 PSI setpoint, and rising pressure (decreasing vacuum) setpoint direction. The unit is housed with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1 1/2" Tri-Clamp process connection. The unit covers a 60 PSI pressure range.

$494.61

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Built around single setpoint, fixed deadband, factory set, field adjustable operation, this switch comes with a general purpose single switch, SPDT micro switch and decreasing pressure (increasing vacuum) setpoint direction. Physical specs include a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel piston & Viton o-ring actuator seal, and 1/8" NPT male process connection. Range and sensing include a 1,000 PSI pressure range.

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This switch is configured for single setpoint, fixed deadband, factory set, field adjustable operation, with a general purpose single switch, SPDT micro switch and decreasing pressure (increasing vacuum) setpoint direction. It is built with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel piston & Viton o-ring actuator seal, and 1/8" NPT male process connection. Sensing supports a 1,000 PSI pressure range. Additional options include 2 wire leads w/ ground wire (normally open).

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Set up for single setpoint, fixed deadband, factory set, field adjustable operation, the unit includes a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. Construction includes a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel piston & Viton o-ring actuator seal, and 1/8" NPT male process connection. It is rated for a 1,000 PSI pressure range. Additional options on this model include 2 wire leads w/ ground wire (normally closed).

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This model operates as single setpoint, fixed deadband, factory set, field adjustable and features a general purpose single switch, SPDT micro switch, 1550 PSI setpoint, and rising pressure (decreasing vacuum) setpoint direction. The unit is housed with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel piston & Viton o-ring actuator seal, and 1/8" NPT male process connection. The unit covers a 2,000 PSI pressure range.

$229.88

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Built around single setpoint, fixed deadband, factory set, field adjustable operation, this switch comes with a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. Physical specs include a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel piston & Viton o-ring actuator seal, and 1/8" NPT male process connection. Range and sensing include a 2,000 PSI pressure range. Additional options for this configuration include 2 wire leads w/ ground wire (normally closed).

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This switch is configured for single setpoint, fixed deadband, factory set, field adjustable operation, with a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. It is built with a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel piston & Viton o-ring actuator seal, and 1/4" NPT male process connection. Sensing supports a 140 bar pressure range.

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Set up for single setpoint, fixed deadband, factory set, field adjustable operation, the unit includes a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. Construction includes a watertight 316 stainless steel enclosure, spade terminals, 4 - 0.187" male spade electrical connection, 316 stainless steel piston & Viton o-ring actuator seal, and 1/4" NPT male process connection. It is rated for a 500 PSI pressure range.

$208.97

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. This model operates as single setpoint, fixed deadband, factory set, field adjustable and features a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. The unit is housed with a watertight 316 stainless steel enclosure, EN 175301-803 Form C (DIN 43650, Form C) connector, without mate electrical connection, 316 stainless steel piston & Buna-N o-ring actuator seal, and 1/4" NPT male process connection. The unit covers a 15,000 PSI pressure range.

$267.70

Should ship between 18 Jan and 01 Feb

Subject to factory lead times

The Ashcroft® APA and APS watertight miniature pressure switch is designed for pressure control in harsh applications. Its design allows for easy integration into custom equipment or systems. Ideal for pressure alarm, shutdown or control when size or compatibility is a consideration. Built around single setpoint, fixed deadband, factory set, field adjustable operation, this switch comes with a general purpose single switch, SPDT micro switch and rising pressure (decreasing vacuum) setpoint direction. Physical specs include a watertight 316 stainless steel enclosure, EN 175301-803 Form C (DIN 43650, Form C) connector, without mate electrical connection, 316 stainless steel welded diaphragm actuator seal, and 1/4" NPT male process connection. Range and sensing include a 100 PSI pressure range.

$246.79

Should ship between 18 Jan and 01 Feb

Subject to factory lead times