MARS 43347 Pressure Switch 321894-706 making it a reliable solution

making it a reliable solution for technicians troubleshooting humming compressors

while the mechanical position indicator allows for quick visual verification in the field

this kit is strictly engineered for use with the GP327 and GP427 series

The Johnson Controls R-3710-1005 is a high-precision red inserted restrictor designed for critical pneumatic operating systems

preventing signal noise and maintaining linearity across the standard 24VDC loop

MARS 43347 Pressure Switch 321894-706 making it a reliable solutionThe MARS 43347 Pressure Switch is a heavy duty, auto reset low pressure control engineered for precise refrigerant monitoring in residential and commercial HVACR systems. This SPST normally open pressure switch is factory set to open at 25 PSI and close at 65 PSI, providing reliable protection against low side pressure drops that can lead to compressor failure. Specifically designed for compatibility with common refrigerants, including R 410A