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'Fan' is for the condenser fan motor
and light-duty motors
Always verify the part number against your furnace’s specific parts list or contact technical support for compatibility verification
the 3L09-20 provides the exact fixed temperature settings required to maintain system safety and ASHRAE compliance
5 to 3-ton) systems within the ICP brand family
MARS 43347 Pressure Switch L99H008 'Fan' is for the condenserThe 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
