Single Pressure Mechanical Pressure Switch

The PSW-500 series are compact, economical SPST switches with a fixed deadband and optional relay or alarm output for pressure up to 6,000 psi.

The PSW-100 series are 15 A DPDT switches with a fixed or adjustable deadband, adjustment lock, and UL listing for general purpose applications.

The PSW-190 series are economical, compact SPDT switches with a fixed deadband that are available with a Buna-N or FKM diaphragm and o-ring for use in harsh environments.

The PSW-621 series are economical, compact SPST switches with a fixed deadband and zinc alloy composition that makes these suitable for indoor industrial applications.

The PSW-690 series are compact, economical SPST switches with all stainless steel wetted part and high purity, making them suitable for medical applications.

Diaphragm Operated Pressure Switches are weatherproof and economical. The design maintains a constant effective area to minimize friction.

The Series A2 Subminiature Pressure Switch is ideal for OEM applications, featuring high proof pressure and adjustable terminals for easy installation and service.

The Series A6 Durable Pressure Switches feature a polyimide diaphragm and 1/4" NPT male connection, ideal for extended duty applications and versatile mounting.

The Weatherproof Diaphragm Pressure Switch is designed for chemical and industrial use, featuring rugged construction and reliable performance in harsh environments.

The Dual-Action Explosion-Proof Pressure Switch is UL/CSA listed, designed for harsh environments, and features adjustable settings for independent operation.

Discover the Adjustable Pressure Switches series, featuring durable stainless steel construction and 12" leads. Ideal for OEM applications, compressors, and pump control.

The OEM Weatherproof Pressure Switch features durable 316 SS construction and a 15 A contact, ideal for direct control of pumps and motors in outdoor applications.

The PSW-12 series are SPDT sealed switches that feature Belleville technology for superior longevity, stability, and vibration resistance in Class I hazardous locations.

The PSW-681 series are compact, economical SPST switches with a fixed deadband for extremely low pressure and vacuum ranges.

The PSW-400 series are SPDT switches with an adjustable deadband and have NEMA-7 and NEMA-9 housings to withstand harsh environments.

The PSW-800 series are economical, compact 5 A SPST switches with a fixed deadband that are UL listed and CSA certified for harsh environment applications.

The Series DA/DS Bourdon Tube Pressure Switches offer high sensitivity and repeatability, with external adjustments for easy pressure setting. Ideal for HVAC and pump control.

The PSW-300 series are 10 A SPDT switches with fixed or adjustable deadbands that are UL listed and CSA certified along with a NEMA-4X enclosure for harsh environments.

The PSW-200 series are hermetically sealed SPDT and DPDT switches that are UL listed and cUL certified with a NEMA-4X housing for harsh environments.

The PSW-700 series are heavy duty SPDT switches with a fixed or adjustable deadband that have NEMA-7 and NEMA-9 housings to withstand high temperatures and harsh environments