Product Description

Fix Your Hot Tub Fast with the Right Control System
Your hot tub shouldn't sit cold and unused because of a faulty control system. The Balboa BP100G2 Retro-Fit Control System is a reliable, plug-and-play replacement solution designed to get your spa running again—without the hassle of a full replacement.
Shop and order at Western Tub and Pool.
[Call us: 1-855-248-0777] [Shop Online]
What Is the BP100G2 Retro-Fit Control System?
The Balboa BP100G2 Retro-Fit Control System (Part #51-G6412) is a high-performance replacement control system designed to restore full functionality to a wide range of hot tubs and spas. Featuring a built-in 4.0kW heater, this system is one of the most versatile retrofit solutions on the market, engineered to replace outdated or failed control systems quickly and cost-effectively.
Whether your spa's control system has stopped responding, is displaying error codes, or has failed entirely, the BP100G2 is built to bring it back to life.
Why Choose the BP100G2?
A Drop-In Replacement That Actually Fits
Designed as a true retro-fit solution, the BP100G2 is compatible with a broad range of hot tub brands and models, minimizing installation time and eliminating the need for costly modifications.
Built-In 4.0kW Heater
The integrated 4.0kW heater means fewer components to source and install. Everything you need to restore heating and control is contained in one unit.
Trusted Balboa Engineering
Balboa Water Group is one of the most respected names in spa controls. The BP100G2 is manufactured to Balboa's rigorous quality standards, ensuring long-term reliability.
Cost-Effective Spa Repair
Replacing a full hot tub can cost thousands. The BP100G2 offers a fraction of that cost, restoring your spa to full operation without the expense of a new unit.
Available for International Delivery
As an international e-tailer, Western Tub and Pool ships from warehouses across multiple regions to serve customers worldwide.
Product Specifications
|
Specification |
Details |
|---|---|
|
Part Number |
BP100G2 / 51-G6412 |
|
Heater Output |
4.0kW |
|
Product Type |
Retro-Fit Control System |
|
Manufacturer |
Balboa Water Group |
|
Condition |
New |
Note on dimensions and weight: Specifications can vary by production batch and regional variant. Call 1-855-248-0777 or email fixmytub@gmail.com for exact dimensions and shipping weight for your specific unit.
Compatible Hot Tub Brands and Models
The BP100G2 is used across a wide range of hot tub brands and models. Compatible units commonly include spa brands and models that use Balboa control systems. Because compatibility can vary based on your existing wiring configuration and equipment setup, we strongly recommend confirming compatibility before ordering.
To confirm fit for your specific hot tub:
- Check your existing part number against our cross-reference list
- Send us a photo of your current control system
- Provide your hot tub's make, model, and serial number
Our team will verify compatibility and recommend the correct part for you.
[Email Us to Confirm Compatibility] [Call 1-855-248-0777]
Cross-Reference and Associated Parts
The BP100G2 (51-G6412) may cross-reference with a number of Balboa part numbers depending on your model and region. Associated replacement and repair parts that commonly coincide with this control system include:
- Topside control panels
- Circulation pumps
- Jet pumps (1- and 2-speed)
- Temperature sensors
- Pressure switches
- Heater assemblies
- GFCI breakers and wiring harnesses
Browse our full catalogue online or call our team for a complete list of cross-reference numbers and compatible accessories for your specific unit.
[Browse Our Online Catalogue]
Frequently Asked Questions
How do I know if the BP100G2 is compatible with my hot tub?
Compatibility depends on your hot tub's existing control system configuration. The best way to confirm fit is to send us your hot tub's make, model, serial number, and photos of your current control panel. Our team will verify compatibility at no charge.
What does "retro-fit" mean?
A retro-fit control system is designed to replace an existing, often discontinued or failed control system without requiring full rewiring or structural modifications to your spa. It is a like-for-like upgrade that simplifies the repair process.
Is this a new or refurbished unit?
The BP100G2 listed here is a new unit.
What is your return or warranty policy?
Warranty and return conditions vary by product and region. Contact our team directly at 1-855-248-0777 or fixmytub@gmail.com for details applicable to your order.
Do you ship internationally?
Yes. Western Tub and Pool is an international e-tailer with warehouses in the USA, Canada, Europe, and Asia. Shipping origin may affect delivery times and costs. Parts are identified by regional suffix: U (USA), C (Canada), E (Europe), A (Asia). Some parts may be available as duplicates from multiple regions.
How do I know which regional variant I'm ordering?
Check the suffix on the part number when ordering. If you're unsure, contact us before placing your order and we'll help you select the right regional variant for your location.
Can't Find the Part You Need?
Hard-to-find spa parts are our specialty. If you're struggling to locate a specific component, send us an email at fixmytub@gmail.com with the following information and we'll track it down for you:
- Your hot tub's make and model
- Serial number
- Known part number (if applicable)
- Photos of the existing part or control system
Our team has decades of experience sourcing replacement parts for virtually every major spa brand on the market.
Get Your Hot Tub Running Again
Don't let a failed control system keep your spa out of commission. The Balboa BP100G2 Retro-Fit Control System is in stock and ready to ship.
Shop and order at Western Tub and Pool.
[Shop Online Now] [Call 1-855-248-0777] [Email: fixmytub@gmail.com]
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