This R410A TXV valve is essential for maintaining the volumetric efficiency of 3-ton coils in Miller

you reduce the load on your compressor and lower energy overhead

Integrated Thermal Time Relay: Includes a factory-set 60-second delay to accommodate pressure fluctuations during the initial compressor start-up cycle

secure installation in existing control boxes

protecting high-tolerance internal rotors and bearings

Aaon ASM01891 Pressure Control 318973-401 This R410A TXV valve isThe Aaon ASM01891 Pressure Control is a sophisticated Two Condenser Head Pressure II Module engineered to optimize performance in complex HVACR systems. As a direct replacement for V20660, this authentic OEM ASM01891 part ensures seamless integration and high precision monitoring for units with Two physically separate condenser sections. By utilizing E BUS communication, the ASM01891 head pressure control can monitor up to four individual head