Hot Tub Circuit Boards
Circuit Board Balboa 52518
Circuit Board Balboa 52518
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Balboa Water Group Retro Kit Board For M-2 and M-3 Serial Standard Digital and Serial Deluxe Digital. This board will replace many OEM circuit boards.
This circuit board replaces M-2 and M-3 Serial Deluxe and Serial Standard product. This board includes features like 30 day battery backup and optional ORP protection. System type (deluxe or standard) and other features can be determined at the job site with jumpers on the board
