Mechanical 24-Hour Time Switch Mechanism Only With Heater Protection - DPST 208-277 Volts cord-length_80 Feet This is a Hayward W550

This is a Hayward W550 Adapter Kit (1

ITT Marlow Argonaut

It’s idea for swimming

duckbill and ferrules 1/4 inch

Mechanical 24-Hour Time Switch Mechanism Only With Heater Protection - DPST 208-277 Volts cord-length_80 Feet This is a Hayward W550This is an Intermatic 24 Hour Mechanical Time Switch Mechanism replacement, with heater protection, DPST, 208 277 Volts, which can be installed in most Intermatic enclosures. This model is designed to turn OFF a gas fired swimming pool heater approximately 20 minutes before the filter pump shuts down. This eliminates the problem of pounding and knocking due to overheated water, reduces scale and lime deposits, and extends the service life of the