Carrier HY85TB004 Terminal 319852-301 The external equalization feature allows

The external equalization feature allows the valve to react to the actual pressure at the evaporator outlet

allowing for immediate integration into established wiring harnesses

the 121 series is specifically designed with a high speed of response to maintain stable pressure during sudden equipment ignition

Key Benefits Precise Fitment: The 1

LP conversions require significantly smaller drill sizes due to the higher energy density and pressure requirements of propane

Carrier HY85TB004 Terminal 319852-301 The external equalization feature allowsThe Carrier HY85TB004 Terminal is a critical OEM replacement part engineered for high integrity electrical connections in Carrier, Bryant, and Payne HVAC units. As a veteran grade terminal block, this component ensures stable point to point wiring for HVAC system diagnostics and power distribution, preventing common arcing or high resistance failures often found in aging condenser and air handler electronics. Built to exact factory authorized parts