CE Series Electric Pool Heater 12kW - 480 Volts Three-Phase - 15 Amps tube-diameter_1.9" The connection is 1-1/2 to

The connection is 1-1/2 to 2 inch slip

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CE Series Electric Pool Heater 12kW - 480 Volts Three-Phase - 15 Amps tube-diameter_1.9" The connection is 1-1/2 toThis Coates CE Series Electric Pool Heater is a 12kW, 480 Volts Three Phase heater sized for large spas or residential pools and features a stainless steel tank and built in flow switch. The built in flow switch prevents operation when there is no water flow. And the stainless steel tank provides corrosion resistance and a long life for your heater. The CE Series has Incoloy heating elements, a digital thermostat and a manual reset high temp limit.