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Mrcool 4th gen Energy Star Ductless Mini-Split, White

  • Based on 177 reviews
Condition: New
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Availability: Only 7 left in stock, order soon!
Fulfilled by Jacks Small Engines

Arrives Oct 7 – Oct 9
Order within 8 hours and 10 minutes
Available payment plans shown during checkout

Style: 12K


Size: 4th gen


Features

  • Energy Star certified 22 SEER, 11.5 HSPF

Brand: MRCOOL COMFORT MADE SIMPLE


Capacity: 1 Tons


Cooling Power: 12000 British Thermal Units


Special Feature: Heating And Cooling Function


Product Dimensions: 16"D x 26"W x 36"H


BEE Star Rating: Energy Star Certified


Seasonal Energy Efficiency Ratio (SEER): 22


Color: White


Voltage: 115


Noise Level: 23.5 dB


Product Dimensions ‏ : ‎ 16 x 26 x 36 inches; 100 Pounds


Item model number ‏ : ‎ DIY-12-HP-WM-115C25


Department ‏ : ‎ Unisex-Adult


Date First Available ‏ : ‎ June 8, 2022


Manufacturer ‏ : ‎ HVAC Distributing LLc


Best Sellers Rank: #1,314,758 in Home & Kitchen (See Top 100 in Home & Kitchen) #239 in Split-System Air Conditioners


#239 in Split-System Air Conditioners:


Customer Reviews: 4.3 4.3 out of 5 stars 177 ratings


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Oct 7 – Oct 9

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Mr. Cool Split 12k BTU is amazing!
Style: 12K Pattern: Split System
Well, so far….so wonderful! We watched videos and read the instruction, first of all. Hubby then laid out all the parts and they were all intact, well packed too. He then poured a concrete pad for the outside compressor and allowed it to dry and cure. Once he knew everything was ready, he took his time, a few hours, and installed the unit. WOW, AMAZING! Both inside and outside units are whisper quiet; can’t really hear the inside unit on the other side of the room. When I returned home from work, we installed the USB unit so we could control the system remotely from the app and from Alexa….this is great! Please be sure you take your time and follow instructions. Watch some YouTube videos, good ones, because there are definitely some lousy ones that will get you into trouble during install. All said and done? The install was easy and this unit will save you so much money because you don’t need to hire a pro. Cooling and Heating is so comfortable, without blowing hard or loudly into the room. The fan mode works well, as well. Right now I canno say enough about this system….wish we would’ve purchased this years ago. Good luck and I hope you enjoy your Mr. Cool as much as we do. Will add indoor pics soon. UPDATE: We’ve been using this unit daily and are absolutely impressed! We live in the desert so this time of year morning temps are in the 40s and daytime in the 80s, therefore we use AC and heat in the same day and this Mr. Cool is impressive, to say the least. I’m so hoping it is quality and holds up because we’re so happy with this purchase. ... show more
Reviewed in the United States on April 20, 2023 by Team Matthias Team Matthias

  • 12K BTU 4th Gen, Easy install. Highly Recommend!
Style: 12K Pattern: Split System
Was quoted $4K - $5K for a new mini-split from a local HVAC contractor which wasn't in my budget, so i figured i would give this Mrcool unit a try. So far I am very happy with this system! It worked flawlessly on initial powerup. I had some difficulty trying to get the wireless function to connect with the app on my phone, but after 4 tries it finally worked (Love this feature)! Installation was fairly simple for someone with mechanical skils. Instructions were very detailed but there was one flaw I found that should be addressed in the process. They state after you have tightened the copper connections, to do a leak test. Then they tell you to cover the connections with the supplied tape. Later in the instructions after yoou start up the system for the first time, they tell you to check the piping connections for leaks again. Well, that's difficult to do since you've already wrapped the connections with tape! I would suggest not wrapping up the connections until after startup in order to recheck the connections as suggested in the instructions. I still am very impressed with the system and it's easy self install, saved a bunch money! Now we'll see how durable it is for the long haul, i'll update with any issues at a later date. ... show more
Reviewed in the United States on August 27, 2023 by Tim H

  • Excellent value for a homeowner installers
Style: 12K Pattern: Split System
I am handy, but never installed a heat pump before. I am pleased to say the MrCool DIY product installation was a success. Spending the extra $$ for the efficiency seems worthwhile, and both the interior and exterior unit are surprisingly quiet. The Internet device was also easy to install and use (but I wish it had Apple Home support). This product still gets top stars for my review, but here are some tips to be helpful to others: - The cardboard template was a bit off, specifically regarding the cutout hole. This left the unit tipsy, so it leaked on the left side; the solution was to rehang the interior unit based on the outgoing pipes that forced the unit up. - I purchased an HVAC torque wrench ($95), but in hindsight I could have probably estimated the tightening. - I was worried about bending the cables, but it turned out OK as long as I was careful. - The exterior duct cover came with 90° bends, but frankly this is wrong since the drainage line should always have some declination. My solution was to add an angle in the horizontal exterior run. The attached picture shows the unit mostly installed before adding vinyl wrapping to the coiled items. I am planning on screwing the unit to the stone supports, but need a mortar drill bit. Overall, my out-of-pocket costs (<$2K) are significantly less than the professional estimates ($5K-$6K). THANK YOU to MrCool for offering a handyman-friendly solution. ... show more
Reviewed in the United States on July 1, 2023 by mclark mclark

  • Summer heat saver
Style: 12K Pattern: Split System
Worked great and no problems. We bought 3 Mrcool minisplits and all worked and installation took a while but well worth the money.
Reviewed in the United States on July 8, 2025 by colconjoh

  • Save money and buy another brand
Style: 12K Pattern: Split System
Easy install but the customer service and overall company are a red flag. You're better off buying from a well known company with a stronger reputation that can be serviced by technicians more easily.
Reviewed in the United States on June 26, 2024 by Tony M.

  • MOSTLY easy for DYI. Worked first time, makes cold!
Style: 12K Pattern: Split System
The unit showed up early, and although the box was punctured, the insides were fine. I took my time and read the installation manual about 8 times before starting. Not everything is covered in the manual, but was is in there is very well written and mostly easy to understand. Nothing in the manual about running tubing out the sides of the indoor unit, but one call to customer service confirmed it is set up to do that. (Why don't they explain that in the install manual?) I ended up running mine out the back. It would be nice if they explained how to actually attach the UV tape. It has no sticky back, so one is left to improvise. A little guidance would help. The drain hose they supply is very flimsy. I purchased the outdoor bracket from Amazon. JEACENT Outdoor Wall Mounting Bracket for Ductless Mini Split Air Conditioner Heat Pump Systems, Universal, 7000-18000 Btu Condenser. Otherwise, it as not hard to do most of the install myself (with a helper for last day), and it took 2.5 days total. Take your time, double check everything. UPDATE after 4 months. I am very pleased with my Mr. Cool unit. It's very quiet and hasn't increased my electric bill very much as far as I can tell. I've left it running for a month straight during this very hot summer in SC, and set at 76deg my shop is cold. ... show more
Reviewed in the United States on April 19, 2024 by D. Gould D. Gould

  • Lives up to its name
Style: 12K Pattern: Split System
This thing is a workhorse. Even during the hottest days. Keeps my game room/office sometimes too cool but the heat works just as well. Great buy!
Reviewed in the United States on July 15, 2025 by Terrance Jackson Terrance Jackson

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