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

Note: For a newer model, with the option of Wifi, 

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:

• Touchpads:  (4 button rectangle) |  (3 button rectangle) |  (3 or 4 button Oval)