Balboa now offers complete electronic replacement systems for your spa. You can now choose these kits to replace your old and worn-out system. Take advantage of these kits to get the best of Balboa's electronics. Called "RetroFit Kit," they include everything needed to completely and easily replace your old electronics without any special skills. Opt for quality equipment with BALBOA!
Complete electronic replacement system VL403 + GS501Z
BALBOA 3.0 kW 240V Heater
With M7 sensors
Balboa Reference: 54813
Includes:
- GS501Z Control Box + 3kW M7 Heater
- VL403 Control Panel
- 5 AMP Cables for 1-speed Pump / Blower / Aux / Ozonator
- 1 AMP Cable for 2-speed Pump
- 1 Cable + Socket + BALBOA Bulb for lighting
| This system allows the management of: - 1 circulation pump
- 1 2-speed pump
- 1 blower or a second 1-speed pump
- 1 balboa ozone support
- 1 Balboa 3kW M7 heating module
- 1 auxiliary 220/240V module
|
The M7 (Millenium 7) control system is a patented technology by Balboa. Sensors inside the heater measure water flow and temperature continuously. Systems using this technology have a longer lifespan and are more reliable.
Sensor cables are sold separately.
Technical Diagrams
 | Minimum Dimensions
for embedding in the shell: |
Pipe Connection
The heater connects directly to a 2" (60mm outer diameter) pipe
2" fittings are provided with the heater.
You can also reuse your old pipe fittings if they are still functional. If your piping differs, check our range of Fittings and Unions to find the fitting that matches your piping.
Compatible with
All spas with a power supply of 220-240V
