DISCONTINUED
Board: VS300 System by Balboa is used in some QCA Spa and other brand hot tub models. When replacing a circuit board, check the number on the chip.
Board: VS501Z system circuit board for QCA Spas.
Part 54357-Z can be retrofitted into Balboa VS501 spa packs used in QCA Spas and other brand hot tubs.
This circuit board supports up to...