Markel 05460702 Switch 320720-756 The output signal is determined

The output signal is determined by the position of the internal selection jumpers located on the PCB

and relay leads are landed correctly

Technicians often favor the P283-0341 for its HVAC OEM relay specifications

Industrial Durability: Rugged bronze construction and 316 stainless steel trim enhance reliability in demanding liquid service environments

Common Questions How do I identify if my blower wheel needs replacement

Markel 05460702 Switch 320720-756 The output signal is determinedThe Markel 05460702 is a field proven air flow switch designed to provide precise differential pressure monitoring in heating and cooling applications. As the direct replacement for the legacy MRH 1505 DO, this switch is a critical safety component that confirms positive airflow within a duct before allowing heat kits or compressors to engage. Engineered for low pressure environments, it features a fixed setpoint of 0. 5" WC (water column), ensuring