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Direct OEM Replacement: Engineering-matched for 326070-701 and HK06NB013
Extended exposure to high heat cycles
Enhanced System Safety: Actively monitors for blocked outlet conditions to prevent hazardous flue gas recirculation and equipment damage
standardized ASCO rebuild kits are available to refresh internal components and extend the service life of the valve
Bard HVAC 5651-178BX Expansion Valve 321894-708 Direct OEM Replacement: Engineering-matched forThe Bard HVAC 5651 178BX Thermostatic Expansion Valve is a critical metering device designed to regulate refrigerant flow into the evaporator coil, ensuring precise superheat control across varying thermal loads. This TXV replacement features 3 8" x 3 8" connections and serves as the official Bard 5651 178 direct replacement, improving system reliability in specialized wall mount units and heat pump applications. For technicians troubleshooting HVAC
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