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Balboa Circuit Board,
Spa Guts Replacement Balboa circuit board for the VS501Z spa controller model. Chip Number OEM part number for circuit board is Board Features Pump 1 dual speed, Blower/Pump 2 single speed, Ozone, Circa Pump. Circuit Board dimension (Approx.) 11 inch x 5 inch. This circuit board is compatible with the following Balboa Topside Panels 52144, 51676, 51223, 51248, 54094. This circuit board is also the replacement option for the following Balboa Circuit Boards or Systems (NOTE If using as a replacement board for a Viking Spa or other Spas, make sure the pumps are rated NO MORE than 230V 12A) 54585 (System), 

Price is $303.00
Price: $302.9