Replacement heater for Artesian Spas & Saratoga Spas.
Therm Products E2550-0320ET 240 volt 5.5kw Teflon coated low flow spa heater measures 13.5" x 3" and has 3/4" 90 degre barb water connections. The pressure switch tap is located 180 degrees (opposite) from the terminals. Due to the compact nature of this heater assembly replacing the heating element is not recommended. Manufacturers 1 year limited warranty.