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This SPST temperature control acts as a switch that opens the circuit when the temperature drops to 45°F and closes it when it rises to 55°F
The included mounting hardware supports both vertical and horizontal thermostat guard installation
the 10P28 offers broad furnace thermocouple compatibility across Lennox G20
ensuring the electromagnetic coil in the safety shut-off valve remains energized during normal operation
providing the resilience needed for boiler and fluid control assemblies
Lennox 49L88 Limit Switch This SPST temperature control actsFor service technicians and contractors maintaining residential heating systems, the Lennox 49L88 Limit Switch is a critical OEM safety component designed for the high limit protection of your heat exchanger. This L185 30F limit control is engineered with a normally closed SPDT contact configuration, set to open on temperature rise at 185F and automatically reset at 155F. This specific 30 degree differential prevents rapid cycling while ensuring the
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