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Key Benefits Dual-Function Reliability: Operates as both a pump controller and a low water cut-off (LWCO) to streamline boiler management
OEM Compatibility: Guaranteed fitment for Trane and American Standard equipment
5/16" bore
Is the 100075279 a direct replacement for the BNR2404
In high-demand oil and gas heating applications
Trane VAL8988 TXV 318973-401 Key Benefits Dual-Function Reliability: OperatesThe Trane VAL8988 Thermal Expansion Valve (TXV) is a critical OEM replacement part engineered for precise refrigerant metering in R410A air conditioning and heat pump systems. Optimized for 3 ton capacity systems, this valve features 3 8" x 1 2" ODS connections and is rated for pressures up to 500 PSI. It maintains a consistent evaporator superheat, protecting the compressor from liquid slugging while maximizing the efficiency of the indoor evaporator