Pressure Switch

The Adjustable Differential Pressure Switch monitors pressure and vacuum with an easy-to-use knob. Ideal for HVAC applications, it features a compact design and durable materials.

Compact Low Differential Pressure Switches

The Series 1950 Explosion-Proof Differential Pressure Switch features a durable weatherproof housing, external set point adjustment, and is ideal for HVAC and process applications.

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

The Compact Diaphragm Pressure Switch features a visible set point and SPDT design, ideal for small compressors and industrial use. It's vibration-resistant and easy to install.

Wet/Wet Differential Pressure Switch for most gases and water based solutions. External adjustable set point, integral mounting flange and a removable electrical terminal block

The Dwyer® Series 1950G Explosion-Proof Differential Pressure Switch is weatherproof and UL listed, designed for natural gas and outdoor use, ensuring safety and reliability.

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-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 Series AP Low-Pressure Diaphragm Pressure Switch features a weatherproof and explosion-proof design, ideal for low-pressure applications and easy external adjustments.

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

The CXA Water Pump Pressure Switch is perfect for controlling automatic water systems. Easily adjustable and versatile, it suits all skill levels for well and pumping systems.

Compact SPDT pressure switch designed for steam cleaners. Ideal for high current applications, it features a diaphragm operation and high-temperature resistance.

Compact Low Differential Pressure Switches

Miniature Adjustable Pressure Switch applies to industrial, HVAC, medical and automotive applications. Gold inlay contacts. Small and lightweight.

Large Diaphragm Differential Pressure Switches are used with air or compatible gases. Applications include damper positioning and industrial service.

The PSW2100 series features 2 alarm outputs, a 5-digit OLED display, 3 buttons for easy programming and operation, and a durable IP67 housing.

Single and Dual Pressure Switch which applies to damper positioning and duct air control. Provides leak-proof construction.