Trane VAL9556 TXV 321894-709 Always verify the part number

Always verify the part number on your existing module or the boiler's service manual before installation

OEM Compatibility: Authentic York S1-025-35358-000 replacement ensures correct mounting and terminal alignment for Source 1 equipment

This specific model is a common HVAC electrical component used in various Carrier-brand families

the S1-1TVM4J1 provides the mechanical accuracy required to maintain the evaporator's efficiency in high-demand residential and commercial HVAC systems

Can this unit be used for indirect acting sequences

Trane VAL9556 TXV 321894-709 Always verify the part numberThe Trane VAL9556 (also identified as VAL09556) is a high precision 3 ton R410A thermal expansion valve designed for critical refrigerant metering in residential HVAC systems. Engineered with mechanical fittings, this external equalizer TXV utilizes a 1 4" SAE flare connection to provide accurate superheat control and ensure the evaporator coil maintains peak thermal exchange rates. This OEM Trane expansion valve is a non balanced port design with an