3 HP Executive Spa Pump 2 Speed 230V 3421221-1A

Name: 3 HP Executive Spa Pump 2 Speed 230V 3421221-1A
Brand: Waterway
SKU: 3421221-1A
Price: 850.34 USD
Availability: InStock

Part #: 3421221-1A

$850.34

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About this spa pump

This Waterway Executive 48 Frame spa pump delivers 3 HP of reliable power for mid to large-size hot tubs requiring 230V operation. The 2-speed motor provides efficient circulation on low speed and powerful therapy jets on high speed, with current draw of 8.4A on high and 2.6A on low speed operation.

Engineered for long-lasting performance, this OEM Waterway pump ensures your spa maintains optimal water flow and filtration. We guarantee an exact fit for your spa system and back every pump with our comprehensive 1-year warranty. Orders ship same day from our Canadian warehouse, getting your hot tub running fast. Verify your existing pump's voltage, horsepower, and frame size before ordering to ensure proper compatibility with your spa's electrical and plumbing connections.

Exact part number

3421221-1A

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Also known as / Replaces

This part replaces or is interchangeable with:

Executive 48Y Frame Pump
Waterway 3421221-1A

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

Technical specifications

Voltage: 230V
Horsepower: 3.0 HP
Frame size: 48Y
Speed: Two-speed
Amperage: 8.4A high speed, 2.6A 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
No circulation on low speed
Weak jet pressure
Motor overheating

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

Before you buy — quick checklist

Verify your existing pump's voltage matches 230V
Confirm 3 HP rating on old pump label
Check frame size is 48Y
Measure plumbing union connections
Note wet end orientation and port configuration
Ensure electrical service can handle 8.4A draw

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

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.