Along with the same features as our 12-18kw heaters, our 36-57kw heaters now include a digital thermostat for more precise control  of pool water temperature.

Incoloy heating elements - Digital thermostat - Manual reset high temp limit - Flow switch - 2" male NPT connections - Heavy duty contactors - Stainless steel tank - Element, flow and high temp “on” lights - Element fusing on units rated over 48 amps