Pressure Switch
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We manufacture a wide range of pressure switches to meet the needs of any industrial application and operating environment. Our preset switches are set at the factory to the specifications and parameters to fit our customers’ requirements. Our field adjustable switches allow our customers the flexibility of easily setting the switch parameters in the field as driven by the needs of the project.

Economical Pressure Switch OVERVIEW The Whitman Controls P88G Economical Pressure switches are typically used in applications where reliable switch control supersedes accuracy of set point. These switches can be used in dry indoor applications or placed within an enclosure. 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. • Consistent switch control • Set point options: Factory set, field adjustable, or a combination • Extensive operating temperature range • Set point Range: 1.5 to...

The Whitman Controls 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. • Shock resistant up to 150G • Vibration durability of 10Hz to 2,000Hz @ 10G’s • Water resistant up to 1,000 PSIG high pressure spray • Cold Storage up to -67oF (-55oF) • NEMA 6 Rated:...

Pressure Switches P95 Environment Pressure Switch High Pressure Severe OVERVIEW The Whitman Controls P95 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. Resiliency in high pressure conditions is the key differentiator relative to its P90 sister switch, with the ability to withstand hydraulic spikes to 4,000 psig. Ideal use is on log skidders, tractors, cranes and numerous other applications where pressure...

Pressure Switches P100G Environment Pressure Switch High Accuracy Low Pressure OVERVIEW The Whitman Controls 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. Highly accurate setpoints and repeatability Set point options: Factory set, field adjustable, or a...

P117GStainless Steel Miniature Pressure Switch The Whitman Controls P117G Stainless Steel Miniature Pressure switches are sharp, highly-versatile devices that can be used in hundreds of OEM and routine mechanical applications. There are numerous fitting and electrical connection options available featuring There are numerous fitting and electrical connection options available including TB, TS, Military, and DIN Connectors. • Miniature size • Stainless steel body • Set point options: Factory set, field adjustable, or a combination • Extensive operating temperature range • Wide range of...

Pressure Switches P117LG Switch NEMA 4 Stainless Steel Pressure OVERVIEW The Whitman Controls 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. Numerous fitting options are available. KEY FEATURES NEMA 4 Rated Stainless steel body Weather-proof, liquid resistant Set point options: Factory set to cus tomer...

Pressure Switches W117G Ultra Pure Stainless Steel Pressure Switch OVERVIEW The Whitman Controls 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. There are a number of fitting options available featuring the 74” VCR Male and many interface options to fit any application. KEY FEATURES SPECIFICATIONS • High purity • Welded stainless steel body...

W117LGNEMA 4 Ultra Pure Stainless Steel Pressure Switch KEY FEATURES • Set Point Range: 0.80 to 500 PSIG • Proof Pressure: 150% of sensor capacity • Temperature Range: -65oF to +225oF (-54oC to +107oC) • Amps: 5 Amps Max • Sensor Element: Capsule - Electric beam welded, helium leak tested • Weight: 3oz (varies slightly with electrical interface selection) • Cycling: 3H/5H - Not to exceed 60 CPM, 10H/25H/50H - Not to exceed SENSOR CODE *Exceeding sensor capacity may cause shift in set point CAUTION: Customer Media and environment must be compatible with construction materials as outlined...

Pressure Switches P119G Switch Zinc Diecast Body Pressure OVERVIEW The Whitman Controls P119G Zinc Diecast Body Pressure Switches are the inexpensive version of the P117G and recommended for indoor OEM use. It is used as a pressure limit switch on X-Ray tubes and Cat Scan Tubes as well as a safety switch in numerous applications. The compact nature of these switches make them ideal for tight spaces. They are available with a cast in ¼” NPT fitting as an option. There are also several electrical interface options available. KEY FEATURES Zinc Diecast Body Set point options: Factory set, field...

High Pressure Low Set Point Pressure Switch OVERVIEW The Whitman Controls 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. These switches can be exposed to high pressure without compromising integrity or switch functionality. Uses include gas bottle change switches and oil or water supply control. They are frequently used in pump and reservoir applications. The internals are stainless steel with a diaphragm o-ring that is available in numerous...