Pentair Max-E-Therm/MasterTemp Gas Shutoff Switch (42002-0025S) pooltool Ideal for targeted repair instead

Ideal for targeted repair instead of full cleaner replacement

Helps restore a cleaner and more secure upper assembly

The Speck Pumps A91/E45 Pump Union 1

or incomplete to justify piecemeal repair

Pentair Max-E-Therm/MasterTemp Gas Shutoff Switch (42002-0025S) pooltool Ideal for targeted repair insteadRestore gas shutoff switch function on compatible Max E Therm and MasterTemp heaters with this replacement switch. This component supports the heaters safety controls by helping interrupt gas operation when required by the system design. It is a useful replacement when the original switch is damaged, inconsistent, corroded, or identified during troubleshooting. Because it is part of the gas and safety control circuit, it should be matched carefully