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

Compact Low Differential Pressure Switches

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

Miniature Pressure Switch applies to air proving, ventilation flow, and pressure monitoring. Low Cost. Lightweight, but shock and vibration resistant.

The PSW-1110 series are cost-effective digital pressure switches that are easy to read, easy to program, and perfect for small spaces.

The FS-100-Series offers low cost flow monitoring with a variety of switch actuation points and low pressure drop. All wetted parts are polypropylene.

Compact Low Differential Pressure Switches

Low Differential Pressure Switches for HVAC and high duct static cutout applications. No power is required, set point adjustment on the switch

The Dwyer® Differential Pressure Switch features a floating contact design for high/low actuation, perfect for damper positioning and duct air control.

Gas Pressure Switch applications in gas furnaces and natural, manufactured or LP gas applications. Compact and low cost. Ideal for high or low gas pressure interlock.

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

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.