Balboa GS501Z 53555 3kw Spa Control Box.

This GS501Z (not SZ) Balboa control box is ideal for running a spa that has a one pump system.

Spec:

1 Pump – One Speed or Two Speed (Circ Pump).
Circ Pump – 24hr Operation (or low speed on Pump 1).
Air Blower – N/A.
Ozone – Yes.
Heater – 3Kw M7.
Light – Yes
TV / Radio – Yes

This Balboa control box is use’s the Balboa’s Duplex VL series topside controls.