This balanced port thermostatic expansion valve is the direct engineering replacement for the legacy Aaon R15770

preventing catastrophic failure during high ambient temperature spikes or restricted airflow conditions

Industrial Durability: Constructed from fire-retardant polycarbonate to withstand high discharge temperatures without warping

allowing for the replacement of the power element without disconnecting the valve body from the refrigerant lines

Johnson Controls T-4054-1 Thermostat R-410A This balanced port thermostatic expansionThe Johnson Controls T 4054 1 is a professional grade pneumatic thermostat designed for high performance energy manager heating cooling applications. As a direct acting controller, this unit is engineered for precision in demanding HVACR environments, featuring a substantial 400 SCIM flow capacity to drive multiple actuators or large volume pilot operated systems without lag. The T 4054 1 thermostat utilizes a dual dial configuration for independent