Pneumatic Control Valves
Pneumatic control valves are essential components used in pneumatic systems to regulate and control the flow of compressed air or gas. These valves are crucial in various industrial applications, including automation, manufacturing, and process control. Pneumatic control valves are designed to receive signals from pneumatic controllers or other control devices, allowing for precise airflow, pressure, and direction adjustment. By opening or closing specific ports or channels, these valves enable the efficient control of pneumatic actuators, such as cylinders or motors. They offer fast response times, high repeatability, and reliable operation, making them ideal for applications requiring precise and dynamic control of pneumatic systems.
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Ross Controls 2773B4013Z Inline Mounted Poppet Pneumatic Valve - 3/2 Double, Detented - 40 to 175 °F Port Size, 3/8", Normally Closed Cv
$603.60
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B4014Z Inline Mounted Poppet Valve with Timed Sequence Adaptors - Timed In Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/8", Normally Closed Cv
$400.91
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B4015W Inline Mounted Poppet Valve with Timed Sequence Adaptors - Timed Out Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/8", Normally Closed Cv
$400.91
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B4015Z Inline Mounted Poppet Valve with Timed Sequence Adaptors - Timed Out Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/8", Normally Closed Cv
$400.91
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B4017Z Inline Mounted Poppet Valve with Timed Sequence and Timed Sequence Extension Adapters - Timed Out Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/8", Normally Closed Cv
$549.32
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B4019Z Inline Mounted Poppet Valve with Pressure Booster Adaptor Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/8", Cv
$397.17
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B5001W Inline Mounted Poppet Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Normally Closed Cv
$377.75
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B5001Z Inline Mounted Poppet Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Normally Closed Cv
$377.75
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B5003Z Inline Mounted Poppet Pneumatic Valve - 3/2 Double, Detented - 40 to 175 °F Port Size, 3/4", Normally Closed Cv
$684.03
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B5004Z Inline Mounted Poppet Valve with Timed Sequence Adaptors - Timed In Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Normally Closed Cv
$480.59
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B5005Z Inline Mounted Poppet Valve with Timed Sequence Adaptors - Timed Out Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Normally Closed Cv
$480.59
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B5006Z Inline Mounted Poppet Valve with Timed Sequence and Timed Sequence Extension Adaptors - Timed In Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Normally Closed Cv
$629.25
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B5007Z Inline Mounted Poppet Valve with Timed Sequence and Timed Sequence Extension Adapters - Timed Out Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Normally Closed Cv
$629.25
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B5009W Inline Mounted Poppet Valve with Pressure Booster Adaptor Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Cv
$477.36
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B5009Z Inline Mounted Poppet Valve with Pressure Booster Adaptor Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Cv
$477.36
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B6001W Inline Mounted Poppet Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 1-1/4", Normally Closed Cv
$776.91
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B6001Z Inline Mounted Poppet Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 1-1/4", Normally Closed Cv
$776.91
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B6003W Inline Mounted Poppet Pneumatic Valve - 3/2 Double, Detented - 40 to 175 °F Port Size, 1-1/4", Normally Closed Cv
$1,082.70
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B6003Z Inline Mounted Poppet Pneumatic Valve - 3/2 Double, Detented - 40 to 175 °F Port Size, 1-1/4", Normally Closed Cv
$1,082.70
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B6004Z Inline Mounted Poppet Valve with Timed Sequence Adaptors - Timed In Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 1-1/4", Normally Closed Cv
$879.51
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B6005Z Inline Mounted Poppet Valve with Timed Sequence Adaptors - Timed Out Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 1-1/4", Normally Closed Cv
$879.51
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B6009Z Inline Mounted Poppet Valve with Pressure Booster Adaptor Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 1-1/4", Cv
$1,015.22
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B6011W Inline Mounted Poppet Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Normally Closed Cv
$377.75
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B6011Z Inline Mounted Poppet Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Normally Closed Cv
$377.75
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B4013Z Inline Mounted Poppet Pneumatic Valve - 3/2 Double, Detented - 40 to 175 °F Port Size, 3/8", Normally Closed Cv
$603.60
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B4014Z Inline Mounted Poppet Valve with Timed Sequence Adaptors - Timed In Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/8", Normally Closed Cv
$400.91
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B4015W Inline Mounted Poppet Valve with Timed Sequence Adaptors - Timed Out Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/8", Normally Closed Cv
$400.91
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B4015Z Inline Mounted Poppet Valve with Timed Sequence Adaptors - Timed Out Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/8", Normally Closed Cv
$400.91
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B4017Z Inline Mounted Poppet Valve with Timed Sequence and Timed Sequence Extension Adapters - Timed Out Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/8", Normally Closed Cv
$549.32
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B4019Z Inline Mounted Poppet Valve with Pressure Booster Adaptor Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/8", Cv
$397.17
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B5001W Inline Mounted Poppet Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Normally Closed Cv
$377.75
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B5001Z Inline Mounted Poppet Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Normally Closed Cv
$377.75
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B5003Z Inline Mounted Poppet Pneumatic Valve - 3/2 Double, Detented - 40 to 175 °F Port Size, 3/4", Normally Closed Cv
$684.03
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B5004Z Inline Mounted Poppet Valve with Timed Sequence Adaptors - Timed In Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Normally Closed Cv
$480.59
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B5005Z Inline Mounted Poppet Valve with Timed Sequence Adaptors - Timed Out Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Normally Closed Cv
$480.59
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B5006Z Inline Mounted Poppet Valve with Timed Sequence and Timed Sequence Extension Adaptors - Timed In Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Normally Closed Cv
$629.25
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B5007Z Inline Mounted Poppet Valve with Timed Sequence and Timed Sequence Extension Adapters - Timed Out Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Normally Closed Cv
$629.25
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B5009W Inline Mounted Poppet Valve with Pressure Booster Adaptor Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Cv
$477.36
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B5009Z Inline Mounted Poppet Valve with Pressure Booster Adaptor Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Cv
$477.36
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B6001W Inline Mounted Poppet Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 1-1/4", Normally Closed Cv
$776.91
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B6001Z Inline Mounted Poppet Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 1-1/4", Normally Closed Cv
$776.91
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B6003W Inline Mounted Poppet Pneumatic Valve - 3/2 Double, Detented - 40 to 175 °F Port Size, 1-1/4", Normally Closed Cv
$1,082.70
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B6003Z Inline Mounted Poppet Pneumatic Valve - 3/2 Double, Detented - 40 to 175 °F Port Size, 1-1/4", Normally Closed Cv
$1,082.70
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B6004Z Inline Mounted Poppet Valve with Timed Sequence Adaptors - Timed In Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 1-1/4", Normally Closed Cv
$879.51
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B6005Z Inline Mounted Poppet Valve with Timed Sequence Adaptors - Timed Out Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 1-1/4", Normally Closed Cv
$879.51
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B6009Z Inline Mounted Poppet Valve with Pressure Booster Adaptor Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 1-1/4", Cv
$1,015.22
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B6011W Inline Mounted Poppet Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Normally Closed Cv
$377.75
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
Ross Controls 2773B6011Z Inline Mounted Poppet Pneumatic Valve - 3/2 Single, Spring Return - 40 to 175 °F Port Size, 3/4", Normally Closed Cv
$377.75
Should ship between 11 Nov and 25 Nov
Subject to factory lead times
FAQS
- A pneumatic control valve regulates the flow rate, pressure, or speed of compressed air in a pneumatic system by adjusting the size of the flow passage — it controls how much air flows, not which direction it goes. Common types include flow control valves (needle valves that restrict air flow to control cylinder speed), quick exhaust valves (that allow rapid venting of air from a cylinder for fast retract), pressure regulators, and check valves. A directional control valve, in contrast, determines the path and direction of airflow — it switches air between different ports to control which side of a cylinder is pressurized and which is exhausted, thereby controlling the direction of motion. In a typical pneumatic circuit, directional control valves determine what moves and in which direction, while pneumatic control valves determine how fast and at what pressure. Centro carries Ross Controls pneumatic flow control valves (1968A Series) and quick exhaust valves (1868A Series) in this category.
- A quick exhaust valve is a pneumatic valve that provides rapid venting of air from a pneumatic cylinder or actuator, allowing the piston to retract or extend much faster than it would if the exhaust air had to travel back through the directional control valve and associated tubing. A quick exhaust valve mounts directly at the cylinder port. When pressurized air is supplied to the cylinder, it flows through the quick exhaust valve to fill the cylinder normally. When the directional valve switches and the supply pressure drops, the quick exhaust valve instantly opens a large exhaust port directly at the cylinder, allowing the trapped air to vent to atmosphere through a short, unrestricted path. This dramatically reduces the exhaust backpressure and increases the cylinder's return speed. Ross Controls 1868A Series quick exhaust valves available through Centro are offered in 3/8 inch to 1 inch NPT sizes with high Cv ratings (up to 7.2 Cv in-out and 10.0 Cv exhaust) for maximum flow capacity.
- A pneumatic check valve is a one-way valve that allows compressed air to flow freely in one direction and blocks flow in the reverse direction. Inside the valve, a spring-loaded poppet, ball, or disc sits against a seat. When air pressure on the inlet side exceeds the spring force plus any downstream pressure, the check element lifts off the seat and air flows through. When the upstream pressure drops below the downstream pressure, the spring pushes the check element back onto the seat, preventing air from flowing backward. Pneumatic check valves are used to prevent backflow that could cause unintended cylinder motion, protect air preparation equipment from downstream pressure surges, maintain pressure in one branch of a circuit while another branch is vented, isolate air receivers from the compressor when it cycles off, and maintain pilot signals in control circuits. The cracking pressure — the minimum pressure difference needed to open the valve — is an important selection parameter.
- Flow control valves and quick exhaust valves both affect pneumatic cylinder speed, but they work differently and are used in different situations. A flow control valve (needle valve) provides precise, adjustable speed control by restricting airflow — typically installed on the exhaust port of a cylinder (meter-out) to create controlled backpressure that smoothly regulates the piston speed. Use a flow control valve when you need adjustable, controlled, and repeatable cylinder speed throughout the stroke for assembly, positioning, dispensing, or any operation requiring smooth, consistent motion. A quick exhaust valve provides maximum speed by eliminating exhaust backpressure — use it when the goal is the fastest possible cylinder retraction or extension, such as return strokes on stamping or pressing operations, rapid ejection of parts, or any application where speed is the priority over smooth control. In many circuits, both are used together — a flow control valve on the working stroke side for smooth, controlled motion, and a quick exhaust valve on the return stroke side for fast retract.