Mxmoonant Hot Tub Thermostat, 2KW 110V Spa Bathtub Heater Thermostat with Temperature Control for 400 Gals Hot Tub, Whirlpool Bathtub, Spa, Small Pool (No Plug)

Additional Details from the Manufacturer

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More features

• [Constant Temperature Control]: Use the temperature knob to set and maintain the desired water temperature from 0 to 45°C. Once the desired temperature is set, the thermostat continuously monitors and adjusts the operation of the heating system to maintain the water at a constant temperature.
• [Connect with Circulation Pump]: Spa heater have to connected with circulation pump with power of more than 0.5HP. Smaller pumps may not provide enough water flow to activate the heater. Also, the spa thermostat has to be with a circulation pump rather than a booster pump or submersible pump.
• [1.5" PVC plumbing]: Mxmoonant hot tub heater is equipped with 1.5" PVC pipe fittings, so you should use SCH 40 1.5" PVC pipe for the plumbing connection. A smaller size may result in insufficient water flow. If you want to use other pipe sizes, please note that everything should start with 1.5".
• [Tips for Heating]: It's recommended to fill the hot tub with hot water instead of cold water, as cold water can impact the heating performance. Additionally, it's advisable to limit the water capacity to no more than 400 US gallons and to use an insulation cover to retain the temperature. Otherwise, it may take a long time or may not heat up at all.
• [No Plug]: The pool thermostat does not come with a plug as it is a high power device. It should be connected to a 25A GFCI circuit breaker. It is recommended that you find a professional electrician to complete the circuit connection.