The HydroQuip Therm Products Hot Spring Heater - 6 KW is a genuine replacement part designed for Hot Spring and Tiger River Spas from 1995 to present. Featuring titanium heating elements, this efficient low-flow heater assembly improves energy use and longevity. It includes essential components like sensors, a drain tube, and clamps, and comes with clear installation instructions. With a required flow rate of 8 GPM, it operates at 240 volts or can be adapted to 120 volts, producing 6000 or 1500 watts respectively. This UL-listed, USA-made heater replaces discontinued models 73790 and 76227, ensuring seamless compatibility and performance enhancement without modification.