Optimum Pool Technologies 42002-0025S Gas Shutoff Switch Replacement for Pentair MasterTemp & Max-E-Therm Heaters – Replaces 42002-0025S

The Gas Shutoff Switch is an important switch in your Max-E-Therm or MasterTemp pool heater, and is used to detect when your heat exchanger outlet temperature has exceeded a safe level (140°F) and the switch immediately opens when that happens. Your MasterTemp heater will indicate when it is time to replace the High Limit Switch

The Gas Shutoff Switch is an important switch in your Max-E-Therm or MasterTemp pool heater, and is used to detect when your heat exchanger outlet temperature has exceeded a safe level (140°F) and the switch immediately opens when that happens. Your MasterTemp heater will indicate when it is time to replace the High Limit Switch when the “AGS” LED is displayed. Compatibility: Pentair MasterTemp (All Models) & Max-E-Therm (Models SR200, SR333, SR400) Heaters. Replaces: 42002-0025S and 42001-0064S.

Product Features

  • Replacement Gas Shutoff Switch (140°F) for Pentair Sta-Rite MasterTemp & Max E Therm Pool Heaters
  • Replaces Part No. 42002-0025S & 42001-0064S
  • Compatibility: Pentair MasterTemp (All Models) & Max-E-Therm (Models SR200, SR333, SR400) Heaters
  • Manufactured by Optimum Pool Technologies

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