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Lens Fitting 12479 - Bubbles Supply

Lens Fitting 12479

Part #: 12479

$0.15
In stock — ships today
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1-year warrantySame-day ship before 3pm CTPerfect Fit Guarantee30-day returns

About this union/fitting

This J&J Electronics LED lens fitting with 3/8-inch hex nut connection provides secure mounting for LED lighting components in your spa system. Designed as an OEM replacement part, this fitting ensures proper alignment and watertight seal for underwater LED fixtures across various spa and hot tub models.

The 3/8-inch hex nut design allows for straightforward installation while maintaining the precise tolerances required for reliable performance. At Bubbles Supply, we guarantee this lens fitting will deliver an exact fit for your J&J Electronics lighting system, backed by our 1-year warranty and same-day shipping on in-stock items. Professional installation is recommended to ensure proper sealing and electrical safety when working with underwater lighting components.

Exact part number

12479

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Also known as / Replaces

This part replaces or is interchangeable with:

  • hex nut lens fitting
  • LED lens fitting
  • spa light lens holder
  • underwater light lens nut

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:

  • Flickering or intermittent LED light output
  • Water intrusion into light fixture cavity
  • Cracked or broken lens retaining fitting
  • Lens sitting loose or misaligned in light niche
  • Light fixture leaking around lens seal

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

Before you buy — quick checklist

  • Confirm your existing lens fitting uses a 3/8-inch hex nut connection — measure before ordering
  • Verify this is a J&J Electronics OEM fixture — lens fittings are brand and model specific and may not cross-fit other manufacturers
  • Inspect the light niche opening size to confirm it matches this fitting's footprint
  • Check whether your lens gasket or O-ring also needs replacement — a new fitting won't seal properly against a worn gasket
  • Turn off and lock out all power to the spa before removing any underwater lighting components

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

  • Lens fitting (12479)
  • Hex nut (3/8-inch)

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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