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Iron Might Circulation Pump 3J10020-1E 0.67HP 230V - Bubbles Supply

Iron Might Circulation Pump 3J10020-1E

Part #: 3J10020-1E

$233.00
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1-year warrantySame-day ship before 3pm CTPerfect Fit Guarantee30-day returns

About this circulation pump

The Waterway Iron Might Circulation Pump 3J10020-1E delivers reliable 24/7 water circulation for residential spas and hot tubs. This 1/15HP, 230V circ pump operates at 0.8 amps with a 48Y frame, providing quiet, energy-efficient performance that keeps your spa water properly filtered and heated. As an OEM replacement part, it's engineered to meet Waterway's strict quality standards for long-lasting durability.

At Bubbles Supply, we guarantee this Iron Might circ pump is the exact fit for your spa system, backed by our comprehensive 1-year warranty and same-day shipping on orders placed before cutoff. The compact design and standard plumbing connections make installation straightforward for most spa configurations. Always verify pump specifications match your existing unit before ordering, and ensure proper electrical connections during installation for optimal performance and safety.

Exact part number

3J10020-1E

Save this for ordering or warranty claims

Also known as / Replaces

This part replaces or is interchangeable with:

  • Iron Might Circ Pump
  • Waterway 3J10020-1E
  • Waterway Circulation Pump 3J10020-1E

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

Technical specifications

Voltage
230V
Horsepower
1/15 HP (0.067 HP)
Frame size
48Y
Speed
Single-speed
Amperage
0.8A @ 230V

Common symptoms this part fixes

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

  • Spa displaying DR, FLO, FL1, or ICE error codes
  • Water not circulating or barely moving
  • Spa not heating due to low flow
  • Pump runs but produces no flow
  • Old circ pump seized or burned out
  • Spa freezing up in cold weather due to circulation failure

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

Before you buy β€” quick checklist

  • Confirm your existing pump is 230V β€” this unit is not dual voltage
  • Verify the 48Y frame size matches your pump mounting footprint
  • Check the amperage rating on your existing pump label before swapping
  • Confirm your spa's plumbing union size is compatible before ordering
  • Note whether your current pump uses barbed or threaded fittings vs. unions
  • Take a photo of your existing pump label and wiring before disconnecting

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

Install difficulty: Medium β€” 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 β†’

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 β€” 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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