Siemens Industrial Controls 52PT6G2AB Switch Freon If the thermostat is calling

If the thermostat is calling for fan (G) or heat (W) and you have power at the board but the corresponding relay for the blower or inducer fails to close

As a direct replacement for legacy part numbers RLY2044 and RLY2044K

including system pumps

the internal components offer superior corrosion resistance

Siemens Industrial Controls 52PT6G2AB Switch Freon If the thermostat is callingThe Siemens 52PT6G2AB is a heavy duty, 30mm illuminated push to test pushbutton designed for high reliability circuit monitoring in industrial HVACR panels. This Command 52 series unit features a robust chrome finish and a metal, watertight oiltight body rated for NEMA 1, 3, 3R, 4, 4X, 12, and 13 environments. As a professional grade pilot device, it utilizes a 120V AC transformer to power a high visibility red LED lamp, ensuring consistent status