Features: 1.Made of semiconductor material and a stainless steel shell, providing excellent oxidation resistance and waterproof sealing. This ensures stable resistance and a longer service life. The product functions by controlling the heater to heat the pool water, maintaining the water temperature at the desired level 2.For hayward universal h-series low nox pool heater models h150fdn, h150fdp, h200fdn, h200fdp, h250fdn, h250fdp and hayward universal h-series low nox pool heater models h300fdn, h300fdp, h350fdn, h350fdp, h400fdn, h400fdp Package Included： 1×IDXLTER1930 Heater Thermistor .
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