Pressure Switches

Whitman Controls offers a diverse range of pressure switches. All of our pressure switches are of high quality and can be customized to fit your needs. We can build and ship a pressure switch to your exact specifications in two weeks or less. We offer a wide selection of set points and maximum system pressures to meet you process control requirements, along with lines of stainless steel and NEMA 4/6 switches to withstand the most difficult operating environments.  When the conditions are harsh, Whitman’s products thrive - All with a lead time of two weeks or less! Contact our engineering department for fully customizable solutions for your end use.

Pressure Switches
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  1. J205G High Pressure/Low Set Point Pressure Switch

    $113.00 $101.70

    Part Number: J205G

    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.

    • Set Point Range: 0.80 to 800 PSIG
    • Max System Pressure: 5,000 PSIG
    • Temperature range: -65°F to +225°F (-54°C to +107°C)
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  2. J705 High Pressure/High Set Point

    $112.50 $101.25

    Part Number: J705

    The J705 Pressure Switches are among our most durable products, affording the end user higher set points to complement more severe environments without sacrificing set point repeatability. These switches are designed for use with various oils, waters, and assorted gases, and are resilient against impeller spikes from pumps.

    • Set Point Range: 500 to 6,000 PSIG
    • Max System Pressure: 9,000 PSIG
    • Temperature range: -65°F to +225°F (-54°C to +107°C)
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  3. P100G High Accuracy Low Pressure Environment Pressure Switch

    $92.00 $82.80

    Part Number: P100G

    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.

    • Set Point Range: 0.10 to 15.0 PSIG, 2.75 to 415.2 In. H20
    • Max System Pressure: 15 PSIG
    • Temperature range: -65°F to +190°F (-54°C to +88°C)
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  4. P117G - SS Body Pressure Switch

    $82.00 $73.80

    Part Number: P117G

    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.

    • Set Point Range: 0.80 to 500 PSIG
    • Max System Pressure: 150% of Sensor Capacity
    • Temperature range: -65°F to +225°F (-54°C to +107°C)
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  5. P119G - Zinc Alloy Pressure Switch

    $66.00 $59.40

    Part Number: P119G

    The P119G Zinc Diecast Body Pressure Switches are the inexpensive version of the P117G and recommended for indoor OEM use. The compact nature of these switches make them ideal for tight spaces. 

    • Set Point Range: 0.80 to 500 PSIG
    • Max System Pressure: 150% of sensor capacity
    • Temperature range: -65°F to +225°F (-54°C to +107°C)
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  6. P605 High Pressure Fine Adjustment Model

    $125.00 $112.50

    Part Number: P605

    The P605 Pressure Switches are a line of severe application controls that can withstand massive pressure spikes from hydraulic systems. These switches can see pressure spikes to 9,000 psig without comprising switch integrity or functionality. They also afford the end user higher set points to complement more severe environments and low set point repeatability. 

    • Set Point Range: 200 to 6,000 PSIG
    • Max System Pressure: 9,000 PSIG
    • Temperature range: -65°F to +225°F (-54°C to +107°C)
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  7. P605L - High Pressure / High Set Point (longbody, NEMA 4)

    $125.00 $112.50

    Part Number: P605L

    The P605L NEMA 4 Pressure Switches are a line of severe application controls that can withstand massive pressure spikes from hydraulic systems. The P605L is the NEMA 4 rated weather-proof, liquid-resistant version of the P605, suitable for outside applications or in areas of condensing humidity. 

    • Set Point Range: 200 to 6,000 PSIG
    • Max System Pressure: 9,000 PSIG
    • Temperature range: -65°F to +225°F (-54°C to +107°C)
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  8. P88G - Economical Pressure Switch

    $38.00 $34.20

    Part Number: P88G

    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.

    • Set Point Range: 1.5 to 500 PSIG
    • Max System Pressure: 600 PSIG
    • Temperature range: -31°F to + 185°F (-35°C to +85°C)
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  9. W117G - Ultra Pure Pressure Switch

    $99.00 $89.10

    Part Number: W117G

    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. 

    • Set Point Range: 0.80 to 500 PSIG
    • Max System Pressure: 150% of Sensor Capacity
    • Temperature range: -65°F to +225°F (-54°C to +107°C)
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  10. W117LG - Ultra Pure Long Body NEMA 4 Pressure Switch

    $99.00 $89.10

    Part Number: W117LG

    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. 

    • Set Point Range: 0.80 to 500 PSIG
    • Max System Pressure: 150% of sensor capacity
    • Temperature range: -65°F to +225°F (-54°C to +107°C)
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