A002E88C Gemini Plus II Pump Replacement
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Restore your whirlpool’s vitality with the A002E88C Gemini Plus II Pump Replacement — a precision, drop-in solution engineered to mirror the exact specifications of the discontinued Gemini Plus II pump. If your spa’s massage jets have faded due to aging or obsolescence, this identical replacement brings back the same trusted performance with modern reliability built in.
- Exact-fit replacement — designed to match the original Gemini Plus II pump’s mounting pattern, plumbing footprint, and flow characteristics for a seamless, straightforward install.
- Variable speed control — tailor your hydrotherapy experience with adjustable flow rates and jet intensity, from a gentle soak to a vigorous massage. Note: control system sold separately; without a control, the pump operates as a single-speed unit.
- Robust, reliable power — a 120V, 8.5 amp motor delivers consistent jet performance across a range of spa sizes and jet configurations.
- Easy installation — ready to install with everything you need on hand, minimizing downtime and easing the upgrade process.
- Included hardware — 2 pump unions with O-rings, 6 ft air switch tubing, and a free union with gasket to ensure a secure, leak-free seal.
- Versatile compatibility — compatible with ITT Marlow Variable Speed Pumps and a broad set of Gemini Plus II variants (including 0059F88C, 0060F88C, NR4A-C, 1-00-0221, 34-109-1040, A014E88C, 0014F88C, 0045E88C, 0065F88CC, 5151-211, 0059F88C [no air switch], NL74620DB, Hydro Air NRU2A-C, NR4-C, NRU4-C, 006OF88C, R125A-C, R150VS11C/0072E00C, and more). If your system uses one of these configurations, this pump slots in without mismatch.
- Built for ongoing relaxation — engineered to restore the same level of jet power and massage variety you expect from a well-cared-for whirlpool, so you can focus on unwinding rather than compatibility concerns.
What you get
- A002E88C Gemini Plus II Pump (replacement) that aligns with the discontinued model’s specs
- 2 pump unions with O-rings
- 6 ft air switch tubing
- Free union with gasket to ensure a secure seal
Where and how it’s used
This pump is ideal for whirlpool baths that once relied on the ITT Marlow Variable Speed system or Gemini Plus II configurations. It’s particularly well-suited for spas where the original pump is no longer manufactured but the jet action remains a key part of your relaxation routine. The variable-speed capability means you can dial in a soothing, low-flow massage for unwinding after a long day or ramp up to a higher flow for a more invigorating hydrotherapy session.
Usage considerations
If you plan to use the variable-speed feature, pair this pump with a compatible control system (sold separately). Without a control, you’ll experience single-speed operation, which remains a solid option for consistent jets when you want a steady massage without tweaking settings.
Designed to slot into existing Gemini Plus II-era systems, the A002E88C Pump Replacement helps you recapture the original feel of your spa’s jet action with modern reliability — so you can enjoy a dependable, customizable hydrotherapy experience without the downtime or guesswork of hunting for a discontinued component.

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Prompt replies to online order questions. A fair price for their products as well as free shipping and no tax!
Thank you for your positive feedback! We're glad you’re satisfied with our prompt service and affordable prices. We appreciate your support!
The guys at whirly bros are great to deal with. Very informative and honest. They went out of their way to send me pics of better pumps and explained what I would have to do to upgrade. I chose the plug and play option and it was exactly what I needed.
We try our best.
Thanks
Jesse
The pump was an exact fit to the one we took out. No plumbing changes needed. Customer service was awesome when we called with questions prior to ordering. Quick delivery. Thanks so much!
Thanks, we do our best, we know how important it is to make sure you are getting the correct part. Appreciate your business and review even more.
Best regards
Jesse Paredes
I received the pump in good time. Had a little trouble getting it to work. The owner talked me through it and it work perfectly after I got it installed. Only question I have is that it has a faint smell when in operation. I'm thinking cuc it's new. If still persists after time I might give me. Whirly a call back. He has been great to deal with. Very friendly and knowledgeable. Thanks very much. Kevin Wiest
Thanks Kevin, its new so that smell can be expected. We trust that this pump will work for many many years to come.
Best price on this pump and I looked everywhere. Fast shipping, they aren't kidding when they say same day shipping. I will continue to use them for pumps and parts.
Thanks for the kind words. We just know that nobody likes waiting and especially now a days everything's go-go-go. So we move quickly and ship same day, we make sure we have all parts ready to ship same day.
We appreciate your business 🙏.