This OEM Reznor replacement part features durable brass construction

When troubleshooting furnace startup failures

NIST-Traceable Accuracy: Verified ±2% RH accuracy ensures precise enthalpy calculations for energy-efficient economizer control

Its internal inherent protection and internal pressure relief (IPR) valve safeguard the motor against thermal overload and high-pressure differentials

reducing system stress

Nor East Controls 40-81-25-2CK-00 Valve THPU32HP7Y This OEM Reznor replacement partThe Nor East Controls 40 81 25 2CK 00 is an industrial grade 4 inch globe valve designed for demanding HVACR and process control environments. Built with a rugged 250# cast iron body and high performance stainless steel trim, this unit provides exceptional durability and chemical resistance in high pressure installations. Engineered with a 178 Cv flow coefficient and a linear valve plug profile, it delivers precise throttling and consistent flow