this float-operated control manages pump activation while providing critical low water protection to prevent boiler dry-firing

Durable Construction: Engineered with premium materials to withstand frequent cycling in demanding environments

Always verify the L180-40 stamping on the old part before installing

For contractors servicing mobile home furnaces or residential air handlers

Lennox 64J11 Collector Box/Trap Refrigerant this float-operated control manages pumpThe Lennox 64J11 Collector Box Trap, also identified by manufacturer part number LB 66579B, is a critical OEM replacement part designed for high efficiency condensing gas furnaces. This cold end header box is specifically engineered to manage secondary heat exchanger effluent by effectively trapping and directing acidic condensate into the drain trap assembly. Built to withstand the corrosive environment of flue gas byproducts, the Lennox 64J11