providing versatility for various site power configurations

this board reduces compressor wear and prevents liquid slugging

but is also suitable for R-502

This number determines the voltage

Engineered to replace a wide variety of OEM room air conditioner controls

Carrier 30RA502134 MBB Board Els PW 29614 providing versatility for various siteThe Carrier 30RA502134 MBB Board serves as the primary Main Base Board for Carrier 30RAP AquaSnap air cooled chillers. This microprocessor based controller manages critical refrigeration cycles, including compressor staging, electronic expansion valve (EXV) positioning, and fan speed modulation. To ensure accurate configuration and firmware compatibility, this board requires the specific model and serial number of the unit at the time of order. It