Balboa VS501Z Control System CS4209B-US-4.0 with a slide heater and an oval topside.

This Balboa Slide Series Control System operates a 2-speed pump1 and a 1-speed pump 2 OR blower.

Capable of operating a circ pump.

This control system features a 4.0 kilowatt heater.

Includes a small oval topside control panel.