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3 HP Executive Spa Pump 2 Speed 230V 3721221-1D 3.00HP 230V - Bubbles Supply

3 HP Executive Spa Pump 2 Speed 230V 3721221-1D

Part #: 3721221-1D

$759.50
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About this spa pump

This 3 HP Executive spa pump delivers powerful, reliable circulation for larger hot tubs requiring 230V operation. The Waterway Executive 56 frame design provides exceptional performance with dual-speed functionality, drawing 10.0A on high speed and 3.4A on low speed for efficient energy management.

Built to OEM specifications, this main pump ensures exact fit guaranteed compatibility with your spa's plumbing system. We stock authentic Waterway parts for same-day shipping, backed by our comprehensive 1-year warranty for complete peace of mind. The 56Y frame size is a direct replacement for aging or failed circulation pumps in executive-class spa installations. Verify your existing pump's voltage and amperage ratings match before installation to ensure proper electrical compatibility and optimal performance.

Exact part number

3721221-1D

Save this for ordering or warranty claims

Also known as / Replaces

This part replaces or is interchangeable with:

  • Executive 56Y Spa Pump
  • Waterway Executive 3HP

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

Technical specifications

Voltage
230V
Horsepower
3.0 HP
Frame size
56Y
Speed
Two-speed
Amperage
10.0A high speed, 3.4A low speed

Common symptoms this part fixes

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

  • Pump won't start
  • Humming but no rotation
  • Low water flow
  • Overheating and shutting down
  • Noisy operation or grinding sounds
  • Weak jets on high speed

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

Before you buy — quick checklist

  • Verify your existing pump is 230V operation
  • Check amp draw matches your electrical capacity
  • Measure union connections for proper fit
  • Confirm horsepower rating on old pump label
  • Verify frame size compatibility with mounting
  • Ensure electrical disconnect is properly sized

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

Install difficulty: Medium — Some experience neededTypically 45-90 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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