Replacement is necessary if you observe a bulging top

Built with heavy-duty nichrome heating elements and integrated safety limits

Durable Construction: Engineered to withstand the high ambient temperatures found in HVACR burner compartments

Direct replacement for Danfoss and Secop systems

this automatic reset limit switch restores the circuit once temperatures return to the safe operating range

Robertshaw 110-203 Valve Els PW 29614 Replacement is necessary if you1 2"WtrHtrConvrt 1 1 4"Shnk160 110 203 is identical to SP9051B Robertshaw 110 203 Valve 1 2" Water Heater Thermostat Uni Kit (Natural Gas) The Robertshaw 110 203 Valve is a high performance water heater thermostat Uni Kit, designed for reliable control and universal replacement in residential, mobile home, and light commercial water heater applications. Built with durability and safety in mind, this valve includes Robertshaws Energy Cut Off (ECO)