Description
Retro-fit spa controller that comes with Controller, Heater. Replaces all older Balboa series that have 1 or 2 pumps, or 1 pump & 1 blower. Good replacement for the obsolete SCS 501, GS501, SIG10, WN501Z. Tech Sheet Manual is here.
Note: For a newer model, with the option of Wifi, click here.
This system can operate:
- Blower, One-speed (if no pump 2)
 - Pump 1, Two-speed (One-speed with CIRC)
 - Pump 2, One-speed (if no blower)
 - CIRC pump, 24hr operation w/1.5C (3F) safety shut-off
 - Audio/Visual device power output
 - Spa light, 10V 12W, On/Off
 - Ozone ready
 - Heater: 3.0kW
 
Comes with:
- Control box
 - 3.0kW Heater
 
Other Balboa GS501Z Parts:
- Complete GS501Z controller with heater, touchpad, and light
 - Heater Assembly
 - PCB Circuit Board
 - Touchpads: VL401 (4 button rectangle) | VL401 Lite (3 button rectangle) | VL200 (3 or 4 button Oval)
 - Temperature Sensors
 

