Lennox 18J74 Low Ambient Pressure Switch HVAC Replacement Part voomi_id_10439 The Burnham Boiler 81660062 is

The Burnham Boiler 81660062 is designed for reliable gas flow control in heating systems

95-135F Auto Limit Switch

and potable water supply systems

Designed for optimal performance with Lennox HVAC units

Liquid Propane Gas Jacket Material Stainless Steel Includes Tinnerman Clip

Lennox 18J74 Low Ambient Pressure Switch HVAC Replacement Part voomi_id_10439 The Burnham Boiler 81660062 isProduct Description The Lennox 18J74 Low Ambient Pressure Switch is engineered for optimal performance in controlling HVAC system pressure. Tailored to meet the demands of heating, ventilation, and air conditioning systems, especially in lower ambient temperatures, this switch maintains system efficiency and stability. Designed for compatibility with a wide range of Lennox models. Ensures reliable operation and longevity in low ambient conditions.