Product Description

Cal Spa 6100 Series Circuit Board ELE09100222 — New OEM Replacement
Can't find the right circuit board for your Cal Spa hot tub? Western Tub and Pool has you covered. The Cal Spa 6100 Series Circuit Board (ELE09100222) is a genuine OEM replacement part — and one of the hardest components to track down on the market. Shop and order at Western Tub and Pool, or call us directly at 1-855-248-0777 for expert help finding the right part for your spa.
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What Is the Cal Spa ELE09100222 Circuit Board?
The ELE09100222 is a printed circuit board (PCB) manufactured by Balboa Water Group, purpose-built for Cal Spas 6100 Series hot tubs and portable spa systems. It serves as the central brain of your spa's control system — managing everything from water temperature and pump cycles to lighting and ozone generation.
This board is the designated OEM replacement for the Cal Spas Control Box 53988-01, and is identified by its CS6100R1A chip number (newer revisions may end in any letter). It is also cross-referenced under Balboa part number 53989-01.
Whether you're a DIY spa owner or a professional technician, this board provides a true like-for-like replacement that restores full control functionality to your hot tub.
Product Specifications
|
Specification |
Detail |
|---|---|
|
Cal Spa Part Number |
ELE09100222 / CALELE09100222 |
|
Balboa Part Number |
53989-01 |
|
Chip Number |
CS6100R1A (revision letter may vary) |
|
Replaces |
Control Box 53988-01 |
|
System Model |
VSP-CS6100-DCAH |
|
Software Version |
35 |
|
PCB Model |
VS500Z — PN 22972 Rev C or D |
|
Board Dimensions |
Approximately 11 inches wide x 5 inches tall |
|
Input Voltage |
120/240 VAC |
|
Power Requirement |
240VAC, 60Hz, 40A |
|
Circuit Breaker Rating |
50A maximum |
|
GFCI Requirement |
Class A GFCI-protected service |
|
Wiring |
4-wire (hot, hot, neutral, ground) |
|
Heater Output |
240V / 5.5kW |
|
Pump Output |
Up to 10A (2-speed pump 1) |
|
Light Output |
12V spa light |
|
Ozone Output |
120V ozone connection (J29) |
|
Main Fuse |
30A |
|
Certifications |
UL Listed, FCC Compliant |
|
Condition |
New |
System Outputs and Features
This circuit board controls and powers the following spa functions:
- 240V, 2-Speed Pump 1 — primary jet pump control
- 240V, 5.5kW Heater — precise water temperature regulation
- 120V Ozone Generator — ozone connection at terminal J29
- 12V Spa Light — lighting output at terminal J20
- Blower / Second Pump — configurable via expander boards
- Audio/Visual Output — always-hot A/V terminal J50
- Circulation Pump — dedicated circ pump output at J47
- MoodEFX and FiberEFX Lighting — connects to spa light terminal J20
- Stereo System — connects to A/V terminal J50
- Full Feature Dolphin Remote — optional IR receiver at terminal J1 or J2
DIP Switch and Jumper Configuration
The board includes a fully configurable DIP switchbank (Switchbank A) and jumper system, allowing technicians to tailor operation to specific spa setups. Key settings include:
- A1 — Test mode (normally off)
- A2 — Standard mode / Economy/Sleep mode toggle
- A5 — 60Hz frequency setting
- A6 — Safety suction
- A7 — Blower with main panel
- A8 — Temperature units (degrees Fahrenheit)
- A10 — High amp mode
- J12 — VS50x / VS51x compatibility mode selection
- J43 — Persistent memory reset
Compatible Controls and Panels
The ELE09100222 is compatible with the following control panels and accessories:
- VS500Z series topside panels (VS50x compatible mode via J12)
- VS51x / VS5xxS / VS5xxD panels (via J12 jumper pin 1 and 2)
- Balboa TP series keypads
- Duplex panel configurations (connects to main panel terminal J1)
- Peanut Panel (PN54283)
- Full Feature Dolphin Remote (IR receiver at J1 or J2)
Note: Some panel styles may not be available depending on your system's specific configuration. Contact our team for guidance.
Compatible Hot Tub Models
The ELE09100222 circuit board was the factory-standard control board for Cal Spas 6100 Series hot tubs, covering models produced between 2010 and 2018 across the following Cal Spas product lines:
- Cal Spas CS Series — 6100 Series models
- Cal Spas IQ Series — 6100 Series models
- Cal Spas Platinum Series — 6100 Series models
How to confirm compatibility:
- Check your control box for the label marked "ELE09100222" or "CS6100R1x"
- Your spa serial number prefix will also confirm compatibility
- Look for chip labeling on your existing circuit board that reads CS6100R1A (or any ending letter)
Not sure if this is the right board for your spa? Send us your spa's make, model, serial number, and a photo of your existing board at fixmytub@gmail.com and we'll confirm the right part for you.
Why Is This Part So Hard to Find?
The Cal Spa ELE09100222 circuit board was phased out of new spa production in 2019, making it exclusively a replacement market part. Availability is limited, stock fluctuates, and many retailers simply don't carry it.
At Western Tub and Pool, we specialize in hard-to-find hot tub and spa replacement parts. We stock genuine OEM circuit boards and can help you identify the correct component — even if you're not 100% sure of your part number.
Frequently Asked Questions
How do I know if this is the right circuit board for my spa?
Look at your existing circuit board for the chip number printed on it. If it reads CS6100R1A (or any variant ending in a different letter), this is your board. You can also check your control box for the label 53988-01 — this board is the direct replacement. If you're still unsure, email a photo of your current board along with your spa's model and serial number to fixmytub@gmail.com.
What does this circuit board control?
The ELE09100222 manages all core spa functions, including water heating, pump operation, jet timing, filtration cycles, ozone generation, and spa lighting. It is the central control unit of your spa system.
Can I install this board myself?
Many experienced spa owners install this board themselves. The board uses a plug-and-play design that mirrors the original wiring harness. That said, always disconnect power at the main breaker before beginning, wear insulated gloves, and allow at least 5 minutes for capacitors to discharge. If you're not confident working with electrical components, we recommend hiring a licensed spa technician.
What should I do if I'm getting error codes after installation?
Common post-installation codes include "SnS" (sensor mismatch) and "HL" (high-limit fault). Double-check that all sensor wires are connected correctly — red to J1 positive, black to ground. If errors persist, power off the spa and re-inspect all wiring connections before contacting us for support.
What is the expected lifespan of this board?
Under normal residential use, the ELE09100222 has an expected lifespan of 8 to 10 years. With proper maintenance — including annual connector inspections and keeping the control box dry — it can last up to 15 years. In high-usage or commercial settings, expect closer to 5 to 7 years.
Do you ship across the United States?
Yes. Western Tub and Pool ships throughout the US. Contact us for shipping timelines and availability, as stock on this part can be limited.
What information should I have ready when I call or email?
To help us find the right part quickly, please have the following on hand:
- Your spa's make and model
- Serial number (usually on a sticker inside the equipment bay)
- Chip ID number from your existing circuit board
- A photo of your current board if available
Shop and Order at Western Tub and Pool
This is a hard-to-find replacement part — don't wait until stock runs out. The Cal Spa ELE09100222 Circuit Board is available now through Western Tub and Pool.
Call us: [1-855-248-0777]
Email us:fixmytub@gmail.com
Browse our full catalogue for additional Cal Spa circuit boards, heaters, pumps, and spa parts.
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