MARS 43331 Pressure Switch 320819-301 The sleeve bearing design offers

The sleeve bearing design offers quiet operation while the all-angle mounting capability allows for flexible installation in residential and light commercial units

Manual Reset Safety: Prevents automatic recycling in an overheat condition

Robust SPDT Logic: The Single-Pole Double-Throw configuration enables both alarm signaling and compressor cut-out from a single device

Complete Assembly: Shipped with a matched 7

this component is built to withstand the rigorous thermal cycling typical of 6 to 10-ton nominal capacity systems

MARS 43331 Pressure Switch 320819-301 The sleeve bearing design offersThe MARS 43331 Pressure Switch is a professional grade high pressure cutout designed for heavy duty HVACR applications. Engineered for precision, this SPST normally closed control features a fixed setpoint that triggers an open on pressure rise at 400 PSI and provides an automatic reset when system pressure drops to 300 PSI. This encapsulated pressure control is built to withstand harsh environments, utilizing a hermetically sealed sensor to ensure