3kw Electric Spa Water Heater 3000W with Precision Thermostat — Temperature Controller for Bathtub, Hot Tub & Spa Pool

Compact 3kw (3000W) electric spa heater engineered for bathtubs, hot tubs, spas and large outdoor pools. Designed for installations with limited space and can be fitted inline with inlet and outlet piping; supports water flow no water protection. Temperature controlling element: liquid expansion thermostat. User-adjustable range 0-45degree cens automatic reset; safety limit at 60 degree cens manual reset. Plumbing and flow: heater features a 1.5'' outlet and requires a minimum pressure of 0.035MPA. We suggest at least 0.25 / 170W pump to ensure correct operation. Inlet and outlet fitting sizes supported: 32mm, 1''(33.5mm), 1.5''(48.5mm), 50mm. Ideal application: hydromassage bathtub, SPA large outdoor pool, heating thermostat.