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VS504SZ Circuit Board G1153 - Bubbles Supply

VS504SZ Circuit Board G1153

Part #: G1153

$652.05
In stock — ships today
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🔒 Secure checkout↩️ 30-day returns✅ 1-year warranty
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Also replaces

G1153
1-year warrantySame-day ship before 3pm CTPerfect Fit Guarantee30-day returns

About this circuit board

The Balboa VS504SZ Circuit Board G1153 is an OEM replacement control board designed for Balboa spa systems requiring VS504SZ series control technology. This genuine Balboa circuit board delivers the precise electronic control your spa needs to manage heating, filtration, and jet operations reliably. Built to Balboa's exacting standards, this board ensures seamless integration with your existing spa control pack.

At Bubbles Supply, we guarantee this VS504SZ board is the exact fit for your spa system, backed by our comprehensive 1-year warranty and same-day shipping on in-stock orders. This OEM control board maintains your spa's original performance specifications while providing the reliability you expect from genuine Balboa components. Always verify your current board's part number matches VS504SZ or G1153 before ordering to ensure proper compatibility with your spa's control system.

Exact part number

G1153

Save this for ordering or warranty claims

Also known as / Replaces

This part replaces or is interchangeable with:

  • Balboa VS504SZ control board
  • G1153
  • G1153 circuit board
  • VS504SZ board
  • VS504SZ PCB

Looking for an older part number? Check our supersession lookup tool

Common symptoms this part fixes

If your spa is showing any of these signs, this part is likely your fix:

  • Spa completely unresponsive — no display, no functions
  • Heater not activating despite correct temperature settings
  • Jets or pumps not responding to topside panel commands
  • Spa stuck in protection mode or throwing persistent error codes
  • Filtration cycle not running on schedule
  • Topside panel shows garbled display or fails to communicate with pack

Not sure if this is your problem? Try our diagnostic centre or .

Before you buy — quick checklist

  • Confirm your existing board is labeled VS504SZ — photograph the board before removal and verify the part number printed directly on the PCB
  • Match the SKU G1153 to your current board — do not order based on spa brand or model alone
  • Inspect the control pack enclosure for water intrusion or burn marks before ordering — a board replacement will not fix damage caused by a flooded pack
  • Check all ribbon cables, connectors, and sensors before condemning the board — a failed sensor or topside can mimic board failure
  • Verify your spa's voltage configuration is compatible with the VS504SZ series before installing

Reading the checklist now prevents 90% of returns. Worth the 60 seconds.

Install difficulty: Hard — Technician recommendedTypically 60-120 minutes

Warranty

1 year manufacturer warranty against defects

Covers manufacturing defects. Does not cover improper installation, normal wear, or accidental damage.

Warranty claims: warranty@bubblessupply.com

Perfect Fit Guarantee

Ordered with our help and the part doesn't fit? Contact us before installation. We'll resolve it with an exchange, replacement recommendation, or return approval.

Learn about our Perfect Fit Guarantee →

Shipping

We ship across the US and Canada. US orders ship from our US warehouse to US customers; Canadian orders ship from our Canadian warehouse to Canadian customers — no cross-border shipping, no surprise duties. In-stock orders placed before 3pm CT ship same day. Standard shipping $9.95 flat rate. Free shipping on orders over $200. Express options available at checkout.

Returns

30-day hassle-free returns on unused parts in original packaging. Contact us before returning to receive your RMA number.

Frequently asked questions

Check the Compatibility section above to confirm fitment for your spa brand and model. If your model is not listed, use our fitment selector at /pages/find-my-part or ask our parts AI for a personalized recommendation.

In-stock orders placed before 3pm CT ship the same day. You will receive tracking information by email as soon as your order ships.

We accept returns within 30 days of delivery for unused items in original packaging. Email returns@bubblessupply.com with your order number to start a return. Installed electrical parts cannot be returned for safety reasons.

Yes, all new parts come with a 1-year warranty against manufacturing defects. Warranty does not cover damage from improper installation or normal wear and tear.

Customer reviews

AI Fitment Assistant

Tell us your spa model and we will confirm this part fits before you buy.

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