Pressure Switch

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® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This switch features a low level (gold) contacts switch element. It is built with an explosion proof epoxy coated aluminum enclosure and Buna-N actuator seal. Sensing supports a 200 psi pressure range. Additional options include ATEX Directive 94/9/EC/IECEx rating and factory adjusted setpoint.

$703.29

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. Operating specifications include a low level (gold) contacts switch element. Construction includes an explosion proof epoxy coated aluminum enclosure and Buna-N actuator seal. It is rated for a 200 psi pressure range. Additional options on this model include ATEX Directive 94/9/EC/IECEx rating, factory adjusted setpoint, and 3/4" to 1/2" reducing bushing.

$712.03

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This model includes a low level (gold) contacts switch element. The unit is housed with an explosion proof epoxy coated aluminum enclosure and Buna-N actuator seal. The unit covers a 100 psi pressure range. Additional options: FM approval.

$603.56

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. It is equipped with a low level (gold) contacts switch element. Physical specs include an explosion proof epoxy coated aluminum enclosure and Buna-N actuator seal. Range and sensing include a 30 psi pressure range. Additional options for this configuration include FM approval.

$603.56

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This switch features a low level (gold) contacts switch element. It is built with an explosion proof epoxy coated aluminum enclosure and Buna-N actuator seal. Sensing supports a 60 psi pressure range. Additional options include FM approval, factory adjusted setpoint, stainless steel tag, and 1/2" NPTF 316SS pressure connection.

$701.28

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. Operating specifications include a low level (gold) contacts switch element. Construction includes an explosion proof epoxy coated aluminum enclosure and Buna-N actuator seal. It is rated for a 30 IW pressure range. Additional options on this model include factory adjusted setpoint, terminal block, stainless steel tag, 2" pipe mounting bracket, and 1/2" NPTF 316SS pressure connection.

$809.84

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This model includes a low level (gold) contacts switch element. The unit is housed with an explosion proof epoxy coated aluminum enclosure and Buna-N actuator seal. The unit covers a 3,000 psi pressure range. Additional options: factory adjusted setpoint and 316 SS housing.

$1,128.22

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. It is equipped with a low level (gold) contacts switch element. Physical specs include an explosion proof epoxy coated aluminum enclosure and Buna-N actuator seal. Range and sensing include a 60 IW pressure range. Additional options for this configuration include high pressure, inH2O housing for outdoor use, and 1/2" NPTF 316SS pressure connection.

$740.47

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This switch features a low level (gold) contacts switch element. It is built with an explosion proof epoxy coated aluminum enclosure and Buna-N actuator seal. Sensing supports a 200 psi pressure range. Additional options include metric range on label and 1/2" NPTM, 1/4" NPTF 316SS pressure connection (combination).

$623.80

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. Operating specifications include a low level (gold) contacts switch element. Construction includes an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. It is rated for a 60 psi pressure range.

$648.79

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This model includes a low level (gold) contacts switch element. The unit is housed with an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. The unit covers a 30 psi pressure range. Additional options: traceable calibration chart, factory adjusted setpoint, 3/4" to 1/2" reducing bushing, metric range on label, stainless steel tag, and 1/2" NPTM, 1/4" NPTF 316SS pressure connection (combination).

$890.89

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. It is equipped with a low level (gold) contacts switch element. Physical specs include an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. Range and sensing include a 200 psi pressure range. Additional options for this configuration include CSA approval, dual seal rating, and stainless steel tag.

$797.35

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This switch features a low level (gold) contacts switch element. It is built with an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. Sensing supports a 200 psi pressure range. Additional options include ATEX Directive 94/9/EC/IECEx rating and 1/2" NPTF 316SS pressure connection.

$823.44

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. Operating specifications include a low level (gold) contacts switch element. Construction includes an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. It is rated for a 200 psi pressure range. Additional options on this model include ATEX Directive 94/9/EC/IECEx rating, factory adjusted setpoint, 3/4" to 1/2" reducing bushing, stainless steel tag, and 1/2" NPTF 316SS pressure connection.

$854.98

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This model includes a low level (gold) contacts switch element. The unit is housed with an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. The unit covers a 30 psi pressure range. Additional options: ATEX Directive 94/9/EC/IECEx rating, factory adjusted setpoint, 3/4" to 1/2" reducing bushing, stainless steel tag, and 1/2" NPTF 316SS pressure connection.

$854.98

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. It is equipped with a low level (gold) contacts switch element. Physical specs include an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. Range and sensing include a 200 psi pressure range. Additional options for this configuration include dual seal rating and stainless steel tag.

$755.53

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This switch features a low level (gold) contacts switch element. It is built with an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. Sensing supports a 30 psi pressure range. Additional options include FM approval and 1/2" NPTF 316SS pressure connection.

$753.40

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. Operating specifications include a low level (gold) contacts switch element. Construction includes an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. It is rated for a 30 psi pressure range. Additional options on this model include factory adjusted setpoint, stainless steel tag, and 1/2" NPTF 316SS pressure connection.

$746.51

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This model includes a low level (gold) contacts switch element. The unit is housed with an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. The unit covers a 60 psi pressure range. Additional options: 3/4" to 1/2" reducing bushing and 1/2" NPTM, 1/4" NPTF 316SS pressure connection (combination).

$707.46

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. It is equipped with a low level (gold) contacts switch element. Physical specs include an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. Range and sensing include a 400 psi pressure range. Additional options for this configuration include metric range on label and 1/2" NPTM, 1/4" NPTF 316SS pressure connection (combination).

$698.72

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This switch features a low level (gold) contacts switch element. It is built with an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. Sensing supports a 1,000 psi pressure range. Additional options include range scale.

$648.79

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. Operating specifications include a low level (gold) contacts switch element. Construction includes an explosion proof epoxy coated aluminum enclosure and Teflon actuator seal. It is rated for a 15 psi pressure range. Additional options on this model include traceable calibration chart.

$709.80

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This model includes a low level (gold) contacts switch element. The unit is housed with an explosion proof epoxy coated aluminum enclosure and Teflon actuator seal. The unit covers a 200 psi pressure range. Additional options: 3/4" to 1/2" reducing bushing.

$607.90

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. It is equipped with a low level (gold) contacts switch element. Physical specs include an explosion proof epoxy coated aluminum enclosure and Viton actuator seal. Range and sensing include a 15 psi pressure range. Additional options for this configuration include CSA approval and 1/2" NPTM, 1/4" NPTF 316SS pressure connection (combination).

$682.46

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This switch features a low level (gold) contacts switch element. It is built with an explosion proof epoxy coated aluminum enclosure and Buna-N actuator seal. Sensing supports a 200 psi pressure range. Additional options include ATEX Directive 94/9/EC/IECEx rating and factory adjusted setpoint.

$703.29

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. Operating specifications include a low level (gold) contacts switch element. Construction includes an explosion proof epoxy coated aluminum enclosure and Buna-N actuator seal. It is rated for a 200 psi pressure range. Additional options on this model include ATEX Directive 94/9/EC/IECEx rating, factory adjusted setpoint, and 3/4" to 1/2" reducing bushing.

$712.03

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This model includes a low level (gold) contacts switch element. The unit is housed with an explosion proof epoxy coated aluminum enclosure and Buna-N actuator seal. The unit covers a 100 psi pressure range. Additional options: FM approval.

$603.56

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. It is equipped with a low level (gold) contacts switch element. Physical specs include an explosion proof epoxy coated aluminum enclosure and Buna-N actuator seal. Range and sensing include a 30 psi pressure range. Additional options for this configuration include FM approval.

$603.56

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This switch features a low level (gold) contacts switch element. It is built with an explosion proof epoxy coated aluminum enclosure and Buna-N actuator seal. Sensing supports a 60 psi pressure range. Additional options include FM approval, factory adjusted setpoint, stainless steel tag, and 1/2" NPTF 316SS pressure connection.

$701.28

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. Operating specifications include a low level (gold) contacts switch element. Construction includes an explosion proof epoxy coated aluminum enclosure and Buna-N actuator seal. It is rated for a 30 IW pressure range. Additional options on this model include factory adjusted setpoint, terminal block, stainless steel tag, 2" pipe mounting bracket, and 1/2" NPTF 316SS pressure connection.

$809.84

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This model includes a low level (gold) contacts switch element. The unit is housed with an explosion proof epoxy coated aluminum enclosure and Buna-N actuator seal. The unit covers a 3,000 psi pressure range. Additional options: factory adjusted setpoint and 316 SS housing.

$1,128.22

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. It is equipped with a low level (gold) contacts switch element. Physical specs include an explosion proof epoxy coated aluminum enclosure and Buna-N actuator seal. Range and sensing include a 60 IW pressure range. Additional options for this configuration include high pressure, inH2O housing for outdoor use, and 1/2" NPTF 316SS pressure connection.

$740.47

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This switch features a low level (gold) contacts switch element. It is built with an explosion proof epoxy coated aluminum enclosure and Buna-N actuator seal. Sensing supports a 200 psi pressure range. Additional options include metric range on label and 1/2" NPTM, 1/4" NPTF 316SS pressure connection (combination).

$623.80

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. Operating specifications include a low level (gold) contacts switch element. Construction includes an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. It is rated for a 60 psi pressure range.

$648.79

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This model includes a low level (gold) contacts switch element. The unit is housed with an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. The unit covers a 30 psi pressure range. Additional options: traceable calibration chart, factory adjusted setpoint, 3/4" to 1/2" reducing bushing, metric range on label, stainless steel tag, and 1/2" NPTM, 1/4" NPTF 316SS pressure connection (combination).

$890.89

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. It is equipped with a low level (gold) contacts switch element. Physical specs include an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. Range and sensing include a 200 psi pressure range. Additional options for this configuration include CSA approval, dual seal rating, and stainless steel tag.

$797.35

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This switch features a low level (gold) contacts switch element. It is built with an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. Sensing supports a 200 psi pressure range. Additional options include ATEX Directive 94/9/EC/IECEx rating and 1/2" NPTF 316SS pressure connection.

$823.44

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. Operating specifications include a low level (gold) contacts switch element. Construction includes an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. It is rated for a 200 psi pressure range. Additional options on this model include ATEX Directive 94/9/EC/IECEx rating, factory adjusted setpoint, 3/4" to 1/2" reducing bushing, stainless steel tag, and 1/2" NPTF 316SS pressure connection.

$854.98

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This model includes a low level (gold) contacts switch element. The unit is housed with an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. The unit covers a 30 psi pressure range. Additional options: ATEX Directive 94/9/EC/IECEx rating, factory adjusted setpoint, 3/4" to 1/2" reducing bushing, stainless steel tag, and 1/2" NPTF 316SS pressure connection.

$854.98

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. It is equipped with a low level (gold) contacts switch element. Physical specs include an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. Range and sensing include a 200 psi pressure range. Additional options for this configuration include dual seal rating and stainless steel tag.

$755.53

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This switch features a low level (gold) contacts switch element. It is built with an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. Sensing supports a 30 psi pressure range. Additional options include FM approval and 1/2" NPTF 316SS pressure connection.

$753.40

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. Operating specifications include a low level (gold) contacts switch element. Construction includes an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. It is rated for a 30 psi pressure range. Additional options on this model include factory adjusted setpoint, stainless steel tag, and 1/2" NPTF 316SS pressure connection.

$746.51

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This model includes a low level (gold) contacts switch element. The unit is housed with an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. The unit covers a 60 psi pressure range. Additional options: 3/4" to 1/2" reducing bushing and 1/2" NPTM, 1/4" NPTF 316SS pressure connection (combination).

$707.46

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. It is equipped with a low level (gold) contacts switch element. Physical specs include an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. Range and sensing include a 400 psi pressure range. Additional options for this configuration include metric range on label and 1/2" NPTM, 1/4" NPTF 316SS pressure connection (combination).

$698.72

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This switch features a low level (gold) contacts switch element. It is built with an explosion proof epoxy coated aluminum enclosure and 316L stainless steel actuator seal. Sensing supports a 1,000 psi pressure range. Additional options include range scale.

$648.79

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. Operating specifications include a low level (gold) contacts switch element. Construction includes an explosion proof epoxy coated aluminum enclosure and Teflon actuator seal. It is rated for a 15 psi pressure range. Additional options on this model include traceable calibration chart.

$709.80

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. This model includes a low level (gold) contacts switch element. The unit is housed with an explosion proof epoxy coated aluminum enclosure and Teflon actuator seal. The unit covers a 200 psi pressure range. Additional options: 3/4" to 1/2" reducing bushing.

$607.90

Should ship between 06 Dec and 20 Dec

Subject to factory lead times

The Ashcroft® B7 NEMA 7/9 pressure switch is designed for use in virtually all process, industrial and many OEM applications. This model provides accuracy, reliability and long-cycle life, while the rugged, explosion-proof housing provides superior protection. Ideal for satisfying requirements for pressure control, safety shutdown or alarm operations in hazardous applications. It is equipped with a low level (gold) contacts switch element. Physical specs include an explosion proof epoxy coated aluminum enclosure and Viton actuator seal. Range and sensing include a 15 psi pressure range. Additional options for this configuration include CSA approval and 1/2" NPTM, 1/4" NPTF 316SS pressure connection (combination).

$682.46

Should ship between 06 Dec and 20 Dec

Subject to factory lead times