Electric Pool & Hot Tub Water Heater Thermostat - 2KW 3KW Precision Thermostat for SPA, Bathtub, Pool (3KW_1)

Compact electric heater designed for installation in the circulation massage pipe at the bottom of a bathtub. Temperature is set with a straightforward mechanical temperature switch for easy operation; the controls are mechanical and economical. Construction features a 316# stainless steel inner body and an electric heating tube, providing good resistance to chlorine corrosion. For safe, reliable performance during movement the unit includes a water flow switch and an ultra-high temperature protection switch. The inner tank supports excellent circulation, resists slag buildup, and is simple to disassemble for maintenance.