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PWA J400 2P Control Panel 6600-518 - Bubbles Supply

PWA J400 2P Control Panel 6600-518

Part #: 6600-518

$846.76
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 PWA J400 2P Control Panel (part number 6600-518) is an OEM replacement control pack designed for select Jacuzzi J400 series spas. This 60Hz control system manages your spa's essential functions including pump operation, heating cycles, and filtration timing to keep your hot tub running smoothly.

This genuine Jacuzzi control pack delivers the reliable performance your spa demands. At Bubbles Supply, we guarantee an exact fit for your system and back every control panel with our comprehensive 1-year warranty. Orders ship same-day from our Canadian warehouse, getting you back to relaxation faster. Before installation, always disconnect power at the breaker and verify your existing control pack's part number matches 6600-518 to ensure proper compatibility.

Exact part number

6600-518

Save this for ordering or warranty claims

Also known as / Replaces

This part replaces or is interchangeable with:

  • J400 2P control pack
  • J400 series control system
  • Jacuzzi 6600-518 control board

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 will not power on or initialize
  • Pumps not responding to panel inputs
  • Heating cycle not activating
  • Filtration timer not running
  • Error codes displayed on topside panel
  • Spa stuck in a single mode and unresponsive to commands

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

Before you buy — quick checklist

  • Confirm your existing control pack part number is exactly 6600-518 — do not substitute based on appearance alone
  • Verify your spa is a J400 series with a 2-pump (2P) configuration
  • Check your spa's input voltage requirements match this control pack
  • Inspect wiring harness connectors on your current pack to ensure they are compatible before ordering
  • Note whether your spa uses a matched topside panel — mismatched topsides may not communicate correctly with this pack

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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