3.5 HP Spa Pump 1 Speed 230V 56WUA350-I

Name: 3.5 HP Spa Pump 1 Speed 230V 56WUA350-I
Brand: LX
SKU: 56WUA350-I
Price: 634.49 USD
Availability: InStock

Part #: 56WUA350-I

$634.49

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🔒 Secure checkout↩️ 30-day returns✅ 1-year warranty

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Fits these systems

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

Before you buy — quick checklist

Confirm your existing pump is 230V single-speed — do not install on a 115V circuit
Match the horsepower rating on your old pump's motor label before ordering
Verify your spa's plumbing union size and style match this pump's ports
Check that your equipment bay has clearance for a 56Y frame motor
Confirm your spa's control system is rated to run a 3.5 HP load at 230V
Photograph your existing pump's label and plumbing connections before removal

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

Exact part number

56WUA350-I

Save this for ordering or warranty claims

Technical specifications

Voltage: 230V
Horsepower: 3.5 HP
Frame size: 56Y frame
Speed: Single-speed
Amperage: 11.0A @ 230V

Common symptoms this part fixes

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

Pump won't start or trips breaker on startup
Motor hums but impeller won't spin
Weak or low water flow to jets
Pump runs but shuts off intermittently on thermal overload
Visible seal leak at pump housing causing wet bay
DR or FLO error code on spa topside display

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

About this spa pump

The LX 56WUA350-I is a powerful 3.5 HP single-speed circulation pump designed for larger residential and commercial spa systems requiring 230V operation. This large frame pump delivers reliable water circulation with its robust 11.0 amp motor, making it an ideal replacement for spas that demand consistent performance and higher flow rates.

Built to LX's exacting OEM standards, this main pump comes with our exact fit guarantee, ensuring seamless installation in your spa system. We ship same-day from our Canadian facility and back every pump with a full 1-year warranty for complete peace of mind. Before installation, verify your existing pump's electrical specifications and plumbing connections match this 230V, single-speed configuration to ensure proper fit and optimal performance.

Also known as / Replaces

This part replaces or is interchangeable with:

LX 3.5HP 1-Speed Pump
LX 56Y Frame Pump 3.5HP

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

Medium — Some experience neededTypically 45–90 minutes

What's in the box

LX 56WUA350-I pump assembly
Union tailpiece fittings
O-rings for unions

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.

AI Fitment Assistant

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