Balboa 1 Speed Expander Board 53544

Balboa expander board 1-speed, pump number 2.

This board 53544 can be used with
PCB: EL2001
when operating 3 pieces of equipment:
2 -2 Speed Pumps and 1 Blower

Replaces 33-0029B-K , 53544 , 9710-111 , Expander Circuit Boards found in Balboa EL2001 and VS510/VS510SZ control systems.

Expander board with wires has dimensions of 3 1/8 x 1 5/8 inches.

This is the secondary board found in the VS510SZ & VS510DZ control systems. Measures a little over 3 inches wide.

We also offer heater gaskets 711-4030 for 2 inch plumbing heaters.

Need main 30 amp spa pack fuses? See SC-30

Popular sensors in M7 heaters/control systems are 53605.