Balboa GS501 PCB older version


Aquarius Spa Parts

Regular price $904.47

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Balboa GS 501 replacement printed circuit board (also VS) - used on Signature Spas and others - eprom marked - GS501R1B Original PCB's looked like this one with eprom marked SCS501R1A Note the Neutral flyleads, open heater relays, relocated, output sockets, more central transformer and different input terminals