Heil Quaker ICP 1172641 Heat Exchanger Els PW 17895 Fail-Safe Operation: Retains last branch

Fail-Safe Operation: Retains last branch pressure value upon power loss

the A-4000-138 features a factory-installed pressure relief valve set at 25 psig

Direct OEM Compatibility: Serves as the primary replacement for Lennox 72L43

This item typically consists of the blower wheel with a factory-installed set screw

Heil Quaker ICP 1172641 Heat Exchanger Els PW 17895 Fail-Safe Operation: Retains last branchThe Heil Quaker ICP 1172641 Heat Exchanger is an OEM replacement primary heat exchanger engineered for high efficiency gas furnaces within the International Comfort Products family. Designed for durability and precise heat transfer, this condensing furnace heat exchanger is a critical component for restoring the combustion cycle in compatible Heil, Tempstar, and Comfortmaker units. As a direct fit ICP furnace replacement part, it ensures proper