8-1/2" x 4" OD Adapter Plate 80-0510A

Name: 8-1/2" x 4" OD Adapter Plate 80-0510A
Brand: HydroQuip
SKU: 80-0510A
Price: 29.01 USD
Availability: InStock

Part #: 80-0510A

$29.01

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About this union/fitting

This HydroQuip 8-1/2" x 4" OD Adapter Plate (80-0510A) provides the essential mounting interface for ECO series control systems in compatible spas. Designed specifically for HydroQuip ECO-1, ECO-2, ECO-5, and ECO-6 control packs, this genuine OEM adapter plate ensures proper alignment and secure installation of your spaside control panel.

Manufactured to HydroQuip's exact specifications, this adapter plate features the precise 8-1/2" x 4" outside diameter dimensions required for seamless integration with your spa's control system. At Bubbles Supply, we guarantee an exact fit for your HydroQuip equipment, back every adapter plate with our comprehensive 1-year warranty, and ship same-day to get your spa running quickly. Verify your existing control pack model before ordering to ensure proper compatibility with ECO series systems.

Exact part number

80-0510A

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Also known as / Replaces

This part replaces or is interchangeable with:

control pack mounting plate
ECO series adapter plate
HydroQuip mounting interface plate
spaside panel adapter

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:

Control panel sits loose or misaligned in spa cabinet cutout
Panel rocks or flexes during use
Water intrusion around control panel due to poor seal fit
Panel face pulls away from spa shell after original plate cracks or warps
Control pack cannot be secured after cabinet modification or upgrade

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

Before you buy — quick checklist

Confirm your existing control pack is an ECO-1, ECO-2, ECO-5, or ECO-6 — this plate is not universal across all HydroQuip series
Measure your current adapter plate or cabinet cutout to verify the 8-1/2" x 4" OD dimension matches before ordering
Inspect your spa shell cutout for damage — a cracked or enlarged opening may require additional repair before the new plate will seal properly
Check whether your original plate used any gasket or sealant that will need to be replaced at installation
Confirm you have the correct fasteners — replacement hardware may not be included

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

Easy — DIY-friendlyTypically 15-30 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.