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expiredFourgonbound posted Jul 27, 2021 5:31 AM

Costco Members: MRCOOL DIY 12K BTU Mini-Split Air Conditioner & Heat Pump

$1,100

+ Free Shippingat Costco Wholesale
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Deal Details
Costco Wholesale has for their Members: MRCOOL DIY 12K BTU Mini-Split Air Conditioner and Heat Pump with Wi-Fi Smart Controller (DIY-12-HP-115B25) on sale for $1099.99. Shipping is free.

Thanks community member Fourgonbound for sharing this deal
  • Note, you must be a Costco Member and signed into your account to view sale pricing and purchase at sale price. Refer to the forum thread for additional deal ideas and discussion.
Key Features:
  • 7-year compressor warranty and 5-year parts warranty.
  • New DIY enhanced systems include our SmartHVAC Wi-Fi control module with improved setup and enhanced functionality for Apple and Android smart devices; works with Amazon Alexa; works with Google Assistant.
  • DC inverter and variable speed compressor technology minimizes operating costs.
  • Refrigerant leakage detection ensures your system remains operating efficiently without degradation due to undetected corrosion.
  • Control your MRCOOL DIY anywhere, on your Android or Apple smart device, with the new MRCOOL Remote app.
  • Unlike any other ductless heat pump on the market, the Mr Cool DIY Series is specifically designed for easy, simple installation.
  • Most people can't do their own electrical work, and that's why the quick electrical connections on the Mr Cool DIY are a feature many will appreciate.
  • MRCOOL DIY temperature compensation technology help keeps you comfortable in any weather conditions.
  • Low ambient cooling: cooling down to 5°F - this feature makes the MRCOOL DIY the ideal system for computer server rooms, greenhouses, and any other application that requires cooling all year.
  • Gold fin condenser: corrosion resistant - live on the coast; don't worry, our condenser is built to resist long term corrosion.

Editor's Notes

Written by SaltyOne | Staff
  • About this deal:
    • Our research indicates that MRCOOL DIY 12K BTU Mini-Split Air Conditioner and Heat Pump with Wi-Fi Smart Controller is $381.01 less (25.7% Savings) than the next best price from a reputable merchant with prices starting from $1481 at the time of this posting.
  • About this store:

Original Post

Written by Fourgonbound
Community Notes
About the Poster
Deal Details
Community Notes
About the Poster
Costco Wholesale has for their Members: MRCOOL DIY 12K BTU Mini-Split Air Conditioner and Heat Pump with Wi-Fi Smart Controller (DIY-12-HP-115B25) on sale for $1099.99. Shipping is free.

Thanks community member Fourgonbound for sharing this deal
  • Note, you must be a Costco Member and signed into your account to view sale pricing and purchase at sale price. Refer to the forum thread for additional deal ideas and discussion.
Key Features:
  • 7-year compressor warranty and 5-year parts warranty.
  • New DIY enhanced systems include our SmartHVAC Wi-Fi control module with improved setup and enhanced functionality for Apple and Android smart devices; works with Amazon Alexa; works with Google Assistant.
  • DC inverter and variable speed compressor technology minimizes operating costs.
  • Refrigerant leakage detection ensures your system remains operating efficiently without degradation due to undetected corrosion.
  • Control your MRCOOL DIY anywhere, on your Android or Apple smart device, with the new MRCOOL Remote app.
  • Unlike any other ductless heat pump on the market, the Mr Cool DIY Series is specifically designed for easy, simple installation.
  • Most people can't do their own electrical work, and that's why the quick electrical connections on the Mr Cool DIY are a feature many will appreciate.
  • MRCOOL DIY temperature compensation technology help keeps you comfortable in any weather conditions.
  • Low ambient cooling: cooling down to 5°F - this feature makes the MRCOOL DIY the ideal system for computer server rooms, greenhouses, and any other application that requires cooling all year.
  • Gold fin condenser: corrosion resistant - live on the coast; don't worry, our condenser is built to resist long term corrosion.

Editor's Notes

Written by SaltyOne | Staff
  • About this deal:
    • Our research indicates that MRCOOL DIY 12K BTU Mini-Split Air Conditioner and Heat Pump with Wi-Fi Smart Controller is $381.01 less (25.7% Savings) than the next best price from a reputable merchant with prices starting from $1481 at the time of this posting.
  • About this store:

Original Post

Written by Fourgonbound

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195 Comments

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Pro
Jul 28, 2021 11:49 PM
11.9K Comments
Joined Feb 2012
nottrollin
Pro
Jul 28, 2021 11:49 PM
11.9K Comments
Quote from Phenomenon :
Not sure if people are putting it together that in this heat wave, these are definitely marked up. You'd do better to hold off until winter to find these really on sale.
Because who really wants air conditioning in the middle of a heat wave anyway?
Original Poster
Jul 29, 2021 12:09 AM
334 Comments
Joined Dec 2018
Fourgonbound
Original Poster
Jul 29, 2021 12:09 AM
334 Comments
Quote from nottrollin :
Because who really wants air conditioning in the middle of a heat wave anyway?
I know right? "oh let's wait till summer to save a hundred bucks meanwhile we breathe smoke bc it's too hot to keep the windows shut"
Jul 29, 2021 12:17 AM
1.6K Comments
Joined Feb 2005
cruxionJul 29, 2021 12:17 AM
1.6K Comments
Quote from warezdog :
If you're rich enough to make $3k+ monthly mortage payments then you're probably not DIYing much of anything.
That was my initial thought but $600k isn't exactly a fancy home in many places these days and many people are spending more than they can actually afford which could actually drive them into more DIY than someone buying a less expensive home.
Jul 29, 2021 12:20 AM
1.6K Comments
Joined Feb 2005
cruxionJul 29, 2021 12:20 AM
1.6K Comments
Quote from Visualize :
You're mistaken. Many of us with wealth DIY. Million dollar house and contractors see "wealth" and try to charge crazy rates.
Yeah this is a real thing. People that look like they have money get a reputation for being cheap because they tend to want to negotiate but that's a result of always being overcharged because contractors think rich people have so much money that they won't realize they're being overcharged or just that they have enough that they won't care.
Jul 29, 2021 12:21 AM
864 Comments
Joined Apr 2008
c3688tJul 29, 2021 12:21 AM
864 Comments
Just installed our second Mr Cool DIY 24k heat pump and couldn't be more happy. I guess it's the bigger brother to this 12k BTU deal. Cost was around $1500 for each unit, plus $100-150 in parts. Yes, I put in proper 240v electrical disconnects. I even installed additional vinyl line guards on the outdoor unit as well. Seems to be a really good value for someone with DIY experience (or has a friend with skills). Our first unit is going on 2 and a half years old and runs like the day it was new. I did my very best effor to make them look like a real pro did installations. The new one does have a coil of line set behind the condensor unit. Not a big deal to me. These save a LOT on electricity compared to our two decade old centeral A/C. I put a clamp meter on the power wires at the disconnect and couldn't believe how much less current they draw. The variable speed is amazing. Any both the inside and outside unit are very quiet. I would definitely do it again.

For all the negative comments from the HVAC / Electrical contractors-- unfortunately yes, you're getting cut out of work and revenue and you shouldn't have to work on my unit if you don't want to. I appreciate your industry, your knowledge & experience, and I would absolutely go with a professionally installed unit if I could afford it. Our local HVAC company quoted us $17k to upgrade our 22 year old central system (it still works, but obviously it's getting old). They also wanted almost $7k+ to install a 24k BTU mini-split. I'm sure this is all chump change for some, but I just don't make that kind of money.

. I'm thousands ahead by doing this myself. When my two units do fail or wear out they will most likely be repaired or replaced by ME. If I had to guess, I'd say the indoor unit's fan bearings will be the first thing that needs replaced, followed by the outside fan bearings. I'm up for the challenge when it happens.
Pro
Jul 29, 2021 12:40 AM
461 Comments
Joined Aug 2004
steven
Pro
Jul 29, 2021 12:40 AM
461 Comments
Installed a 24k. What took the longest is pouring cement and letting it cure.

$400 of electrical. $150 permit (might as well toss in work for a 50 amp car outlet in the garage). 70' of conduit to the other side of the house. Code for me is needing service outlet required near the hvac unit. Archaic code, but its code.

$1600 for the MrCool and cover. Installing the air handler and drilling the hole is easy. Tighten up the connection to torque specs. Wrap pipe. Then somehow bend it into the covers, which is actually a little difficult. Then you're pretty much good to go. You will just have some extra coil near the unit but I have HVAC line tape I used to wrap it to make it more discrete. I might build a box around it in the future.

I probably won't ever service this if it breaks, I'll probably end up buying 4 new units before breaking even vs those premium installed brands Mitsubishi or Daikin. I didn't need to go to harbor freight and get tools to flare and vacuum my pipes.

120v vs 240v work is about the same. It's just a heavier gauge wire for 240v. For those saying plugging it in.... sure it might work. You'll probably trip your gfci all day. But I say you're better off just installing a new outlet or hire an electrician to do it.

Also called around to get some professional quotes because that was the route I was going to go, most companies were 3-5 months out to even send someone to estimate. Didn't want to wait to December to get AC.
Jul 29, 2021 12:53 AM
1.1K Comments
Joined Feb 2008
milestoemptyJul 29, 2021 12:53 AM
1.1K Comments
Looking at this for my cabin that has a window unit. What's the $300 rebate people are talking about?

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Jul 29, 2021 1:03 AM
284 Comments
Joined Mar 2012
ToophlessJul 29, 2021 1:03 AM
284 Comments
This conversation has one important message and one totally irrelevant one. Let's stop talking about personal wealth v DIY skills and start talking about current draw and the safe way to install appliances.

The voltage is set. 120 volts, 60 Hz. We all have that... in the states anyway. The current is a variable that doesn't really care about voltage though.

A 12 volt DC car battery can burn a car to the ground when a mutton-head installs an amplifier improperly. 120 volts can burn your house to the ground. It can do it when someone who ALMOST knows how to do it right does not do it right.

Another, less catastrophic outcome would be that the wires don't overheat to ignition but this mini-split AC unit has to work harder and then it fails. Now your easy wall plug idea just cost you a grand. Try running electric equipment on one of those thin, cheap, orange 100 foot extension cords. The motor on your Makita (fill in random saw type) saw will die if you work it hard and hot.

The deals on this site are pretty good. The irrelevant, tangential arguments are pointless.

Full disclosure. I'm not wealthy. I work with voltages from zero (often due to an unfortunate dead short) to 5vdc, 12vdc, 24vcd/ac, all the way up to three phase (which I do my best to avoid.)


So can it and get back to finding me an external SSD for my XBox.
1
4
Jul 29, 2021 1:16 AM
169 Comments
Joined Nov 2010
inthemethodJul 29, 2021 1:16 AM
169 Comments
Quote from c3688t :
Just installed our second Mr Cool DIY 24k heat pump and couldn't be more happy. I guess it's the bigger brother to this 12k BTU deal. Cost was around $1500 for each unit, plus $100-150 in parts. Yes, I put in proper 240v electrical disconnects. I even installed additional vinyl line guards on the outdoor unit as well. Seems to be a really good value for someone with DIY experience (or has a friend with skills). Our first unit is going on 2 and a half years old and runs like the day it was new. I did my very best effor to make them look like a real pro did installations. The new one does have a coil of line set behind the condensor unit. Not a big deal to me. These save a LOT on electricity compared to our two decade old centeral A/C. I put a clamp meter on the power wires at the disconnect and couldn't believe how much less current they draw. The variable speed is amazing. Any both the inside and outside unit are very quiet. I would definitely do it again.

For all the negative comments from the HVAC / Electrical contractors-- unfortunately yes, you're getting cut out of work and revenue and you shouldn't have to work on my unit if you don't want to. I appreciate your industry, your knowledge & experience, and I would absolutely go with a professionally installed unit if I could afford it. Our local HVAC company quoted us $17k to upgrade our 22 year old central system (it still works, but obviously it's getting old). They also wanted almost $7k+ to install a 24k BTU mini-split. I'm sure this is all chump change for some, but I just don't make that kind of money.

. I'm thousands ahead by doing this myself. When my two units do fail or wear out they will most likely be repaired or replaced by ME. If I had to guess, I'd say the indoor unit's fan bearings will be the first thing that needs replaced, followed by the outside fan bearings. I'm up for the challenge when it happens.
Exactly. I've got 4 quotes for my ~400 square foot basement finished space. It is half below grade, half above. It is never cold or hot down there, but just could use a few degrees either way on the coldest or hottest days.

My highest quote for a 12k unit - $5700. Lowest quote - $4800.

I could buy this unit 4 times over and still be ahead of the game. While I respect the technical skill that HVAC professionals have, I can't imagine paying a minimum of $3800 more for a few hours time. If this has an issue and they refuse to work on it (though I am installing a proper disconnect) - I can literally just buy another one and still be WAY ahead of the game.
Jul 29, 2021 1:17 AM
2.3K Comments
Joined Oct 2007
ClownBabyJul 29, 2021 1:17 AM
2.3K Comments

Our community has rated this post as helpful. If you agree, why not thank ClownBaby

Just finished installing the 24k BTU unit last week. Paid an electrician $100+parts to run conduit/wire and an AC disconnect. Did the rest myself and it wasn't that bad.
1
Pro
Jul 29, 2021 1:34 AM
2.8K Comments
Joined Aug 2009
Minions
Pro
Jul 29, 2021 1:34 AM
2.8K Comments

Our community has rated this post as helpful. If you agree, why not thank Minions

Quote from steven :
Installed a 24k. What took the longest is pouring cement and letting it cure.

$400 of electrical. $150 permit (might as well toss in work for a 50 amp car outlet in the garage). 70' of conduit to the other side of the house. Code for me is needing service outlet required near the hvac unit. Archaic code, but its code.

$1600 for the MrCool and cover. Installing the air handler and drilling the hole is easy. Tighten up the connection to torque specs. Wrap pipe. Then somehow bend it into the covers, which is actually a little difficult. Then you're pretty much good to go. You will just have some extra coil near the unit but I have HVAC line tape I used to wrap it to make it more discrete. I might build a box around it in the future.

I probably won't ever service this if it breaks, I'll probably end up buying 4 new units before breaking even vs those premium installed brands Mitsubishi or Daikin. I didn't need to go to harbor freight and get tools to flare and vacuum my pipes.

120v vs 240v work is about the same. It's just a heavier gauge wire for 240v. For those saying plugging it in.... sure it might work. You'll probably trip your gfci all day. But I say you're better off just installing a new outlet or hire an electrician to do it.

Also called around to get some professional quotes because that was the route I was going to go, most companies were 3-5 months out to even send someone to estimate. Didn't want to wait to December to get AC.
They make plastic bases to mount your unit to. That is what I used. You can anchor the pad if you are worried about it flying away. Ex. "Plastic Condenser Mounting Pad". If you need it mounted to the second floor they make wall brackets to attach them as well.
2
Jul 29, 2021 1:54 AM
564 Comments
Joined Nov 2006
this n00b againJul 29, 2021 1:54 AM
564 Comments
What kind of amperage do you need this circuit for this air conditioner? It's 110 so it would probably draw more current than a 220 system. Does anyone know what size of circuit is required for this?
Jul 29, 2021 2:17 AM
527 Comments
Joined Jun 2016
404fullPriceNotFoundJul 29, 2021 2:17 AM
527 Comments
I keep seeing these and really want one. Keeps getting vetoed by the wife 🤦 ♂️
Pro
Jul 29, 2021 2:20 AM
2.8K Comments
Joined Aug 2009
Minions
Pro
Jul 29, 2021 2:20 AM
2.8K Comments
Quote from this n00b again :
What kind of amperage do you need this circuit for this air conditioner? It's 110 so it would probably draw more current than a 220 system. Does anyone know what size of circuit is required for this?
I have a model year before this one and it runs on 15amp without issues. My unit says minimum circuit amapacity 15a. with a max fuse of 20a. That means "To recap, the MCA is the minimum wire size needed to guarantee that the wiring will not overheat under all operating conditions for the life of the product. The MOP is the maximum allowable circuit breaker size that will properly disconnect power to the equipment under any anticipated fault condition." So I have wire that supports 20a (but only requires 15), and a 15a breaker that is < the maximum allowable breaker which is 20a) I would probably just put a 20amp on it, and run 12 gauge yellow romex. The cabling that was run for the circuit is It cools well enough. I have mine cooling the garage, and it doesn't make it cold, but makes it bearable in 90-100 degree heat outside.
Last edited by Minions July 28, 2021 at 07:25 PM.

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Jul 29, 2021 2:21 AM
1.4K Comments
Joined May 2005
rsprayJul 29, 2021 2:21 AM
1.4K Comments
Quote from ClownBaby :
Just finished installing the 24k BTU unit last week. Paid an electrician $100+parts to run conduit/wire and an AC disconnect. Did the rest myself and it wasn't that bad.
I don't think I can get an electrician to answer a phone for $100 here.
1

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