Carrier 30RA502112 Expansion Valve 328140-751 The AAA designation indicates the

The AAA designation indicates the smallest port size in the BQ series

precision mounting components are the difference between a clean install and a callback

infrared burners

making it suitable for most standard suction line applications

The Watts 0382456

Carrier 30RA502112 Expansion Valve 328140-751 The AAA designation indicates theThe Carrier 30RA502112 Expansion Valve is a critical thermostatic metering device engineered for precise refrigerant control in AquaSnap 30RAP and 30RB air cooled chillers. As the direct replacement for EA02ZF512, this OEM component ensures the pressure drop across the refrigerant liquid line is maintained to prevent liquid slugging and compressor damage. Designed for R 410A refrigeration systems, the 30RA502112 utilizes a sensing bulb and external