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Technical Reliability: Engineered to withstand the thermal environment of the combustion chamber while maintaining high-sensitivity vapor detection
critical for accurate flame sensing
Broad Compatibility: A drop-in fit for numerous Lennox furnace models
Key Benefits Precise Motor Protection: Features an adjustable 10-14A range to match motor nameplate ratings exactly
Trane VAL19939 TXV 319852-301 Technical Reliability: Engineered to withstandWhen high side pressure regulation is non negotiable for system stability, the Trane VAL19939 stands as the reliable 3 ton thermal expansion valve for R410A refrigerant applications. Designed for heavy duty HVAC replacement parts service, this TXV for air conditioners and heat pumps features a 3 8 inch ODF inlet and a 1 2 inch ODF outlet to ensure a clean, leak free braze. As an OEM Trane expansion valve, it is engineered to maintain precise superheat
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