Overview Reviews Similar Products Product Description 1.0/4.0 kW 115/230v low flow heater assembly used in as replacement No Fault 4000 heater for Hot Spring spas from 1995 to current. Auto heater reset. Product Videos Custom Field Product Reviews Find Similar Products by Category Recommended Quick view Heater Assembly, Flo-Thru, 4.0 KW, 240 $89.95 Add to Cart Quick view Turn-Around Manifold Kit, for Watkins Double Barrel Heaters $80.00 $48.95 Add to Cart Quick view No-Fault Heater 6kW Low Flow, for Watkins/Hot Spring Spa w/Sensors Generic $369.95 Add to Cart
Quick view No-Fault Heater 6kW Low Flow, for Watkins/Hot Spring Spa w/Sensors Generic $369.95 Add to Cart
Quick view No-Fault Heater 6kW Low Flow, for Watkins/Hot Spring Spa w/Sensors Generic $369.95 Add to Cart
Quick view No-Fault Heater 6kW Low Flow, for Watkins/Hot Spring Spa w/Sensors Generic $369.95 Add to Cart