Trane VAL9478 TXV 321894-708 This component is compatible with

This component is compatible with a wide range of residential heating systems

this auxiliary limit kit is engineered for 7 to 12-ton rooftop units (RTUs)

Operating it at 208V can lead to excessive heat and premature winding failure due to undervoltage

including R-410A and CO2

Trane VAL9478 TXV 321894-708 This component is compatible withThe Trane VAL9478 is an OEM grade thermostatic expansion valve (TXV) engineered specifically for 4 ton cooling applications. Designed for high pressure R410A refrigerant, this component features a 3 8" ODF inlet and a 1 2" ODF outlet, ensuring low restriction sweat connections in residential and light commercial air conditioning systems. The 5 foot capillary tube provides the necessary reach for precise bulb placement on the suction line, allowing for