Mechanical 24-Hour Time Switch Mechanism Only With Heater Protection - DPST 208-277 Volts pool-sign This Girl's Locker Room Sign

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Mechanical 24-Hour Time Switch Mechanism Only With Heater Protection - DPST 208-277 Volts pool-sign This Girl's Locker Room SignThis 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