Pressure Switches

Whitman controls offers the most diverse selection of pressure switches in the industry. Our diverse line of switches are used across a wide range of applications including blowers, generator sets, off-road vehicles, compressors, wafer ovens, process equipment, flow control devices, pumps, wastewater, heating and cooling systems, and numerous other applications across industries.

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High Pressure/Low Set Point Pressure Switch

J205G - Whitman Controls

The J205G High Pressure Low Set Point Pressure Switches are among our most versatile offering, affording the end user an extensive operating environment and a wide range of set point optionality.

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High Accuracy Low Pressure Environment Pressure Switch

P100G - Whitman Controls

The P100G High Accuracy Low Pressure Environment Pressure switches are ideal in light pressure applications where precision of setpoint must be high and repeatability low. These switches are commonly used in natural gas well heads, natural gas generator sets, and air applications like forced draft blowers. The P100G can be used both in dry indoor applications or within an enclosure.

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SS Body Pressure Switch

P117G - Whitman Controls

The P117G Stainless Steel Miniature Pressure switches are sharp, highly versatile devices that can be used in hundreds of OEM and routine mechanical applications. It is among our most popular switches given its durability and diverse set point options. There are numerous fitting and electrical connectors available featuring TB, TS, Military and DIN Connectors.

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SS Body Pressure Switch (longbody, NEMA 4)

P117LG - Whitman Controls

The P117LG NEMA 4 Stainless Steel Pressure Switches are the weather-proof, liquid-resistant version of the P117G. The NEMA 4 rating makes these rugged switches suitable for outside applications or in areas of condensing humidity. Unlike the P117G, the P117LG set point is factory set to customer specification and is non-adjustable.

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Economical Pressure Switch

P88G - Whitman Controls

The P88G Economical Pressure switches are typically used in applications where reliable switch control supersedes accuracy of set point.Controlling on and off functions for fans and pumps where one may need a wide differential to prevent over-cycling is an ideal application use for the P88G.

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Off Road NEMA 6 Pressure Switch

P90 - Whitman Controls

The P90 Severe Environment Pressure switches are built to operate in harsh conditions and are typically used in vehicle applications both off road and on. As these switches are NEMA 6 rated, they are weather proof and briefly submersible. Ideal use is on log skidders, tractors, handi-vans, cranes and numerous other applications where shock, vibration and weather are of primary concern.

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Ultra Pure Pressure Switch

W117G - Whitman Controls

The W117G Ultra Pure Stainless Steel Pressure Switches have all welded stainless steel interiors which are Helium leak checked to pass 4 x 10-9 Std CC/Sec. These switches are used in silicon wafer ovens, numerous medical devices and other applications where even the slightest impurities are not tolerated.

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Ultra Pure Pressure Switch (longbody, NEMA 4)

W117LG - Whitman Controls

The W117LG NEMA 4 Ultra Pure Stainless Steel Pressure Switches have all welded stainless steel interiors which are Helium leak checked to pass 4 x 10-9 Std cc/sec. These are the NEMA 4 rated weather-proof, liquid-resistant version of the W117G, suitable for out¬side applications or in areas of condensing humidity.

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