Emerson Alco 057432 Power Assembly 30067439-890 This OEM L68-38F defrost thermostat

This OEM L68-38F defrost thermostat is engineered to monitor surface temperatures on the evaporator coil

This SPST (Single-Pole Single-Throw) mechanical switch is a direct replacement for standard single-gang wall switches

The relay is a manual reset device that requires power to be briefly interrupted at the 24V control input (Terminal 2)

It is ideal when conventional leak detection methods fail to locate "phantom" leaks in evaporator coils or condenser headers

Emerson Alco 057432 Power Assembly 30067439-890 This OEM L68-38F defrost thermostatThe Emerson Alco 057432 is a high performance XB 1019FW551B power assembly designed for the "T" series take apart thermostatic expansion valves. This field proven refrigeration power element is engineered specifically for R12 refrigerant systems, providing the critical driving force required to actuate the TXV's internal needle and seat. With a 55 PSI MOP (Maximum Operating Pressure) charge, it protects the compressor motor from overloading during