Trane SWT3157 Pressure Switch 322838-752 What does DPDT mean for

What does DPDT mean for my heater's wiring

the HK05ZZ001 is calibrated for the high-pressure discharge side (up to 500 psig)

The unit operates within a standard range of 45°F to 85°F and includes a control pressure test port

Using it in an evaporator application may lead to incorrect static pressure and potential motor burnout

Most 1/2 HP 1075 RPM motors in this class require a 10 MFD / 370V or 7

Trane SWT3157 Pressure Switch 322838-752 What does DPDT mean forThe Trane SWT3157 Pressure Switch is an OEM grade low pressure switch designed specifically for R 410A and similar residential refrigeration and air conditioning systems. Engineered for precision monitoring, this SPST (Single Pole Single Throw) component provides a critical failsafe by opening the electrical circuit when suction line pressure drops below safe operational thresholds. This specific model features a factory calibrated 25 PSI open (break)