The Balboa GS501SZ PCB is compatible with GS501SZ control box. Topside controls from the serial standard VL range such as the VL700S and the VL701S.
Systems fitted with topside controls from the serial standard VL range such as the VL600S, VL700S and VL701S, also suitable for upgrades. Northwind Hot Tubs, Leisure Bay and more.
Works with one version of the MS1500E but best to buy the original version in this case.
This PCB is used as a replacement for an existing GS501SZ control box with a PCB failure. This must not be fitted to any other device/product. This should be done by an experienced tradesman or a competent individual as a faulty install could result in board damage and invalidate the warranty.
*SPECIAL NOTE* J17 IS A PORT THAT ALLOWS YOU TO RUN EITHER AN AIR BLOWER OR ANOTHER SINGLE SPEED PUMP. THE PORT IS PROTECTED BY A 10 AMP QUICK BLOW FUSE.
Pump 1: Single or dual speed + circulation pump if required
Air Blower: Yes (optional)
Light: 12 volt
Sensor style: M7 x 2
Pressure Switch: No
Length: 280 mm
Height: 130 mm