About this circuit board
The Balboa D1SR Circuit Board 51485 is a Serial Deluxe control pack replacement designed for compatible Balboa spa systems. This OEM circuit board features an 8-pin phone cable connection and provides reliable control for your spa’s essential functions including pumps, heater, and filtration cycles.
When you order this Balboa control pack from Bubbles Supply, you get an exact fit guarantee, same-day shipping, and our comprehensive 1-year warranty for complete peace of mind. As Canada’s spa parts authority, we stock only genuine OEM components to ensure your spa operates at peak performance. Before installation, verify your existing circuit board matches the D1SR model number and 8-pin phone cable configuration to ensure proper compatibility with your spa system.
