Lennox 27H87 Limit Switch and 3155 units

and 3155 units

The Lennox 27J02 Flame Sensor is a critical OEM replacement part designed for precision flame monitoring in high-efficiency Lennox gas furnaces

enabling HVAC contractors to restore system reversing functionality without the need for refrigerant recovery or system evacuation

is a specialized 48 cubic inch burnout filter drier core engineered for intensive system cleanup following a compressor motor failure

allowing for precise fitment on different motor shaft sizes (hub sold separately)

Lennox 27H87 Limit Switch and 3155 unitsThe Lennox 27H87 Limit Switch is a critical OEM safety component engineered for precise thermal management in high performance heating systems. This 120 160F auto limit switch is specifically designed to monitor furnace plenum temperatures, providing a fail safe against overheating by interrupting the burner circuit if thresholds exceed the factory calibrated 160F limit. As a veteran grade HVAC replacement part, the 27H87 ensures seamless integration