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Circuit Boards

cal-spa-logo.gifSpaparts123.com carries the full line of Cal Spas Original Circuit Boards.

Locate a white tag, generally stuck to a black relay.  Look for a 5 digit number that starts with a (5).


It may look like this:  54321**22001122012

Look for the Chip Number. This will be a combination of letters and numbers.

 It may look like this: C2100R1E