5 inch x 5 inch Flange Spa Heater Element

For all wattage from 1.375/120V - 5.5kW/240V. Element protrudes 6 inches from plate. Four mounting bolt holes measure 4 inches on center. Two sensor wells for 5/16 or 1/4 inch ends. Two threaded ports (1/8 inch npt) for pressure switch, plugs. Includes thick AND thin o-rings for various manifolds. Mounting studs for two different hi-limit styles, allowing this replacement element to retrofit ALL plastic housings, including: Brett Aqualine, Aquatherm, Premier, Allstate, and Hot Water Products. Use 100% silicone or Permatex hi-temp RTV silicone to reseal.