High Limit Switch, 1/2″ MPT 225 DEG 42″ Wire Lead

Part Number: 8.712-185.0
OEM / Old Part Number(s): 4-0509, 411231, 411233, 411274, 411277, 87122970, 87122990, 87123100, 87123120, 87121850

Designed as a safety mechanism, the hi limit switch will shut off the burner to prevent the water from overheating and possibly flashing to steam. Rated for use up to 340 Degrees F.

•  1/2″ MPT external thread connects for attaching conduit or PVC wire connectors
• UL / CSA Rated, Bi-metal Switch Components
• Does not turn back on until water has cooled 50 – 7oF
• Heavy-Duty Brass Housing – 7000 PSI Collapse Rating
• Normally used with other adjustable or fixed range thermostat which regulates water temperature
• Operates as safety device to shut off burn to prevent machine (water) overheating flashing to steam