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ST1 SQ Topside Control X310333 - Bubbles Supply

ST1 SQ Topside Control X310333

Part #: X310333

$518.55
In stock — ships today
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1-year warrantySame-day ship before 3pm CTPerfect Fit Guarantee30-day returns

About this topside/keypad

The ST1 SQ Topside Control X310333 is an OEM replacement control panel designed for Master Spa hot tub systems. This SpaTouch control unit features the ST1 SQ configuration with integrated TRAP INT 15' functionality, delivering reliable operation for your spa's control systems. Built to Master Spa's exact specifications, this topside control maintains the precise performance and compatibility your spa requires.

At Bubbles Supply, we guarantee this control pack provides an exact fit for your Master Spa system, backed by our comprehensive 1-year warranty and same-day shipping on qualifying orders. The X310333 control panel restores full functionality to your spa's user interface and system management. Always verify your existing part number matches X310333 before ordering, and consider having a qualified technician handle installation to ensure proper wiring connections and system integration.

Exact part number

X310333

Save this for ordering or warranty claims

Also known as / Replaces

This part replaces or is interchangeable with:

  • SpaTouch control unit
  • SpaTouch ST1 SQ
  • ST1 SQ topside panel
  • X310333 control panel

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:

  • Topside panel unresponsive or blank
  • Buttons not registering input
  • Display frozen or showing error codes
  • Spa functions cannot be controlled from topside
  • Panel flickering or intermittently losing power
  • Spa stuck in a mode that cannot be exited via controls

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

Before you buy — quick checklist

  • Confirm your existing topside part number is exactly X310333 before ordering
  • Verify the ST1 SQ configuration matches your current panel layout
  • Check that your spa's control pack is compatible with the SpaTouch ST1 SQ interface
  • Inspect the existing cable connector and pin count to ensure it matches this unit
  • Confirm the TRAP INT 15' cable length is sufficient for your spa's topside routing

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

Install difficulty: Medium — Some experience neededTypically 30-60 minutes

What's in the box

  • ST1 SQ topside control panel (X310333)
  • Integrated TRAP INT 15' cable

If your order is missing any items listed above, contact hello@bubblessupply.com within 48 hours of delivery.

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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