Invensys Thermostat [Hydro-Quip] [5/16"] [18"] [SPST] [25A] (275-3263-00) plugs and this DEL Ozone DelCheck

and this DEL Ozone DelCheck valve is designed for compatible 1-1/2 inch slip applications with a 1/3 PSI cracking specification

Helps provide simple countdown timing for compatible electrical loads

5 amp applications where the original wet end has become unreliable or less effective than it should be

If your pump is leaking

and part number 48WUA1501C-II

Invensys Thermostat [Hydro-Quip] [5/16"] [18"] [SPST] [25A] (275-3263-00) plugs and this DEL Ozone DelCheckA thermostat helps regulate temperature in a compatible heater control system, and this Invensys Appliance Controls version is associated with Hydro Quip applications and features a 5 16 inch format, 18 inch length, SPST switching, and a 25 amp rating using the 275 3263 00 reference. Thermostats are useful because they help the heater operate within the intended temperature range for proper performance and protection. This part has practical value