Product Description
Restore Your Hot Tub with the Balboa VS300 Control Board
Don't let a faulty circuit board ruin your soak. Get the hard-to-find Balboa VS300FC5 / CS300FC5 lower control system you need to get your spa running like new.
[Find your part now at Western Tub and pool ]
The reliable replacement for your spa
If your hot tub controls are acting up, the circuit board is often the culprit. The Balboa VS300FC5 (also known as CS300FC5) is a robust, versatile lower control system designed to handle the demands of modern spas. Whether you need just the circuit board or a complete spa pack, Western Tub and Pool has you covered with the expert support to match.
Why choose the Balboa VS300 system?
Versatile compatibility
Designed to work with a wide range of topside panels including the VL200, VL240, VL260, VL401, and VL406U.
Built-in memory
Features persistent memory to retain your filter and temperature settings, even after a power loss—no battery required.
Flexible power options
Convertible power input (120V or 240V) allowing for flexible installation in various spa setups.
Comprehensive control
Manages your 2-speed pump, ozonator, and spa light with precision, ensuring a perfect relaxation experience every time.
Compatible hot tub models
The Balboa VS300FC5 / CS300FC5 is a common replacement for many popular spa brands. While you should always verify your specific model number, this board is frequently found in:
- Emerald Spas
- Great Lakes Spas
- Freeflow Spas (Watkins)
- Evolution Spas
- Viking Spas
- Calspa
Unsure if this is the right part for you? Check your current board's model number or contact us for verification.
Frequently asked questions
How do I know if this circuit board will fit my hot tub?
Check the model number on your current circuit board or spa pack. Look for "VS300FC5", "CS300FC5", or part numbers like 55646 and 55647. If you are unsure, email us a photo at fixmytub@gmail.com.
Do you offer support for installation?
While we recommend professional installation for safety
What topside controls work with this board?
This board is compatible with Balboa VL series panels such as VL200, VL240, VL260, VL401, and VL406U. Note that dip switch settings (specifically A3) may need adjustment depending on your panel.
Is this a complete spa pack or just the board?
We offer both! You can purchase the VS300 circuit board individually for repairs or buy the complete VS300 spa pack if you need a total system overhaul. Check our catalog for options.
Can't find what you need?
We specialize in hard-to-find parts. If you are struggling to identify your part or need specific advice, send us an email at fixmytub@gmail.com and our experts will help you track it down.
[View our catalog at Western tub and pool ]





Canadian Dollars
US Dollar
Euro
