Relay Board Controls power to internal components 110v and 12v output. The RA20070 relay board requires software that is unique to this board and is not compatible with previous relay board software or units. Service Center install only.
Robinair does not warrant any "RA" repair item not installed by an Authorized Service Center.

Warning: This product may expose you to chemicals including lead which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov