General Use & Hazardous Area Switches | Pressure Switches, Vacuum Switches, Differential Switches, Temperarture Switches, Sanitary Switches, Obsolete Switches & Accessories

Pressure Switches

Pressure switches are designed to monitor pressure and provide an output when a set pressure is reached. They are used for a variety of hydraulic and industrial applications, but they all have one thing in common: it is imperative that they work properly for your safety. With our experience and quality of service, you can trust that our pressure switches will meet and exceed your needs. Get in touch with us today to find the right product for your needs.

100P Division 2 Pressure Switch/Internal Adjustment

Versatile Nega-Rate® Belleville spring pressure switch for use in division 2 hazardous areas. Applications include pneumatic and low impulse hydraulics up to 3000 psig system pressures. Various wetted material selections make this switch ideal for any type ...

100P NEMA 4 & 13 Pressure Switch/Internal Adjustment

Versatile Nega-Rate® Belleville disc spring pressure switch for a wide range of applications. Series 100 P (diaphragm sensor) for pneumatic and low impulse hydraulics up to 3000 psig system pressure.

100P NEMA 4X, 7, 9 & 13 Pressure Switch/Internal Adjustment

Versatile Nega-Rate® Belleville disc spring pressure switch for use in hazardous areas. Applications include pneumatic and low impulse hydraulics up to 3000 psig system pressures. Various wetted material selections make this switch ideal for your specific r...

100P NEMA 4X, 7, 9 & 13 Pressure Switch/Internal Adjustment

Versatile Nega-Rate® Belleville disc spring pressure switch for use in hazardous areas. Series 100P (diaphragm sensor) for pneumatic and low impulse hydraulics up to 3000 psig system pressure.

101P NEMA 4 & 13 Pressure Switch/External Adjustment

Versatile Nega-Rate® Belleville disc spring pressure switch for a wide range of applications. Series 101P (diaphragm sensor) for pneumatic and low impulse hydraulics up to 3000 psig system pressure.

105P/105PP NEMA 1 & 2 Pressure Switch/Miniature Tamper Proof

All purpose miniature tamper proof switch, extremely light weight and durable construction. Has efficient Nega-Rate® Belleville disc spring sensing mechanism. Small size improves vibration and shock resistance.

110P NEMA 4 & 13 Pressure Switch/Internal Adjustment

Sensitive Nega-Rate® Belleville spring adjustable pressure switch for low pressure applications.

110P Division 2 Pressure Switch/Internal Adjustment

Sensitive Nega-Rate® Belleville spring adjustable pressure switch for low pressure applications. Unit has been designed for Division 2 explosion proof environments and is weather proof, making it suitable for all of your Division 2 applications.

110P NEMA 4X, 7, 9 & 13 Pressure Switch/Internal Adjustment

Sensitive Nega-Rate® Belleville spring adjustable pressure switch for low pressure applications.

112P NEMA 4X, 7, 9 & 13 Flanged Pressure Switch/Diaphragm Sensor

Flanged pressure switch for installations that formerly required a chemical seal with fill fluids. Reliable Nega-Rate® Belleville disc spring sensing mechanism. Redundant seals with venting between seals for alarm or indication. 316 stainless steel body and...

115P/115PP NEMA 4 & 13 Pressure Switch/Tamper Proof

Compact, versatile pressure switch with built to order set points. This easy to install switch features the efficient NegaRate® Belleville disc spring for the set and forget application.

115P/115PP NEMA 4X, 7, 9 & 13 Pressure Switch/Tamper Proof

Compact, versatile pressure switch with built to order set points. This easy to install switch features the efficient NegaRate® Belleville disc spring for the set and forget application.

122P NEMA 4X, 7, 9 & 13 Pressure Switch/Internal Adjustment

Compact, adjustable pressure switch for low to mid-range process applications. Efficient Nega-Rate® Belleville disc spring for set point stability and vibration resistance. Wide selection of wetted materials, 316 stainless steel body and interior, plus herm...

123P NEMA 4X, 7, 9 & 13 Pressure Switch/Internal Adjustment

Compact, adjustable pressure switch for low to mid-range process applications. Efficient Nega-Rate® Belleville disc spring for set point stability and vibration resistance. 316 stainless steel exterior and interior plus hermetically sealed, explosion-proof ...

125P NEMA 4 & 13 Pressure Switch/Tamper Proof

Designed for high pressure pneumatic or low impulse hydraulic applications requiring a narrow deadband. Has diaphragm sensor with efficient Nega-Rate® Belleville disc spring for excellent accuracy and repeatability.

125P NEMA 4X, 7, 9 & 13 Pressure Switch/Tamper Proof

Designed for high pressure pneumatic or low impulse hydraulic applications requiring a narrow deadband and tamperproof set point. Has diaphragm sensor with efficient Nega-Rate® Belleville disc spring for excellent accuracy and repeatability.

130P NEMA 4 & 13 Pressure Switch/Tamper Resistant

Compact, versatile pressure switch for low to mid-range pressure applications. Features efficient Nega-Rate® Belleville disc spring for stable set points, vibration resistance and field adjustability through the pressure port. Once adjustments are made and ...

130P NEMA 4X, 7, 9 & 13 Pressure Switch/Tamper Resistant

Compact, versatile pressure switch well suited for hazardous or corrosive atmospheres. For low to mid-range pressure applications. Features efficient Nega-Rate® Belleville disc spring for superior set point stability and is field adjustable using 1/8" allen...

131P NEMA 4X & 13 Pressure Switch/Internal Adjustment

Compact, adjustable pressure switch for pneumatic or low impulse hydraulic process applications. Using our efficient Nega-Rate® Belleville disc spring, we offer superior set point stability and vibration resistance. The 131P series pressure switch also has ...

131PX NEMA 4X, 7, 9 & 13 Pressure Switch/Internal Adjustment

Compact, adjustable pressure switch for pneumatic and low impulse hydraulic process applications. Using our efficient Nega-Rate® Belleville disc spring, we offer superior set point stability and vibration resistance. The 131P series pressure switch also has...

132P NEMA 4 & 13 Pressure Switch/Internal Adjustment

Compact, adjustable pressure switch for pneumatic or low impulse hydraulic process applications. Efficient Nega-Rate® Belleville disc spring for set point stability and vibration resistance.

132P NEMA 4X, 7, 9 & 13 Pressure Switch/Internal Adjustment

Compact adjustable pressure switch for low to mid-range process applications. Efficient Nega-Rate® Belleville disc spring for set point stability and vibration resistance. Stainless steel wetted materials and hermetically sealed, explosion-proof electricals...

142P NEMA 4 & 13 Ultra Low Vacuum/Pressure Switch

Ultra low pressure and vacuum to pressure crossover switch. Unique construction using efficient Nega-Rate® Belleville disc spring for stable set points and high proof pressure. Wide range of wetted materials makes this series well suited for applications th...

142P8 NEMA 4X, 7, 9 & 13 Ultra Low Vacuum/Pressure Switch

Ultra low pressure and vacuum to pressure crossover switch. Unique construction using efficient Nega-Rate® Belleville disc spring for stable set points and high proof pressure. Explosion proof enclosure and wide range of wetted materials makes this switch e...

200P NEMA 4 & 13 Pressure Switch/Internal Adjustment

Versatile Nega-Rate® Belleville disc spring pressure switch for a wide range of applications. Series 200P (piston sensor) for hydraulic applications up to 10000 psig system pressure.

200P NEMA 4X, 7, 9 & 13 Pressure Switch/Internal Adjustment

Versatile Nega-Rate® Belleville disc spring pressure switch for use in hazardous areas. Series 200P (piston sensor) for hydraulic applications up to 10000 psig system pressure.

201P NEMA 4 & 13 Pressure Switch/External Adjustment

Versatile Nega-Rate® Belleville disc spring pressure switch for a wide range of applications. Series 201P (piston sensor) for hydraulic applications up to 10000 psig system pressure. Externally adjustable for convenient set point changes.

225P NEMA 4 & 13 Pressure Switch/Tamper Proof

A sealed piston sensor with a efficient Nega-Rate® Belleville disc spring makes this switch well suited for high impulse hydraulic applications.

225P NEMA 4X, 7, 9 & 13 Pressure Switch/Tamper Proof

A sealed piston sensor with a efficient Nega-Rate® Belleville disc spring makes this switch well suited for high impulse hydraulic applications with tamper-proof set point.

231P NEMA 4X & 13 Pressure Switch/Internal Adjustment

Compact, adjustable pressure switch for high pressure hydraulic process applications. Using our efficient Nega-Rate® Belleville disc spring, we offer superior set point stability and vibration resistance.

231P NEMA 4X, 7, 9 & 13 Pressure Switch/Internal Adjustment

Compact, adjustable pressure switch for high pressure hydraulic process applications. Our combined piston sensor and efficient Nega-Rate® Belleville disc spring offers superior set point stability and vibration resistance.

232P NEMA 4 & 13 Pressure Switch/Internal Adjustment

Compact, adjustable pressure switch for high pressure hydraulic process applications. Efficient Nega-Rate® Belleville disc spring for set point stability and vibration resistance.

232P NEMA 4X, 7, 9 & 13 Pressure Switch/Internal Adjustment

Compact, adjustable pressure switch for high pressure hydraulic process applications. Efficient Nega-Rate® Belleville disc spring for set point stability and vibration resistance. Stainless steel wetted materials and hermetically sealed, explosionproof elec...

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Pressure Switches