Rheem 47-21777-04 Defrost Sensor L50-22F Defrost Sensor L50-22F 47-21777-04

Defrost Sensor L50-22F

Defrost Sensor L50-22F Protects Outdoor Units From Frost Damage !

The Defrost Sensor L50-22F by Rheem is designed for use with 2 stage furnaces that use a time switch to initiate the defrosting cycle.

This Frost-proof Defrost Sensor L50-22F is an over the range defrost sensor. Defrost sensor ensures proper operation of your defroster by keeping the hot surface thermistor wire in the on position during non-operation periods to prevent the formation of frost and ice on the heat exchanger coil.

Rheem's Defrost Sensor for L50-22F water heaters. This simple to install defrost system alerts the household that the defrost cycle has run, so owners are aware of when additional ice buildup has occurred. The sensor is easy to install, but a qualified service person is recommended.

The defrost sensor built into the L50-22F allows for precise temperature control during defrost to prevent water from running down the drain. The defrost sensor is designed to monitor fluctuating surface temperatures in various areas of an indoor pool. Each sensor has a large sensing surface which minimizes the number of sensors needed while providing complete temperature coverage of the water. Defrost sensors can be placed in position using a simple pressure fit. The unique design of this sensor makes it ideal for use in indoor pools, spas and fountains where outdoor conditions are not an issue.

Sensing defrost control board replacement for a L50-22F

This part replaces old number: L10-06F,L50-22F,46-28011,46-27973,27-4565