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expiredgcappuccio posted Jul 10, 2023 04:24 PM
expiredgcappuccio posted Jul 10, 2023 04:24 PM

Costco Members: Midea Duo Smart 12K BTU 4-In-1 Inverter Portable Air Conditioner

+ Free Delivery

$450

$600

25% off
Costco Wholesale
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Deal Details
Costco Wholesale has Midea Duo Smart 12K BTU 4-In-1 Inverter Portable Air Conditioner (MAP14HS1TWT) on sale for $449.99 valid for Costco Members only. Delivery is free (setup is not included).

Thanks to community member gcappuccio for finding this deal

Note, must login to your Costco account w/ an active membership to purchase

About this product:
  • For Spaces Up To 550 sq. ft.
  • Cooling BTUs: 12,000 BTU
  • Inverter Technology: Up To 40% Energy Savings
  • Innovative Hose Design For 2x Faster and Stronger Cooling
  • 4-in-1 All-Season Comfort: Cools, Dehumidifies, Circulates, & Heats
  • Wi-Fi Enabled and LCD Remote Control

Editor's Notes

Written by Discombobulated | Staff
  • Product offers $150 Off (manufacturer discount) or 25% Overall Savings
  • Limit of 5 per member
  • Pricing/offer valid through July 6, 2026 or while supplies last
Additional Notes
  • If you don't have a Costco Warehouse Membership, you can sign-up here
  • Please refer to the forum thread for additional details - Discombobulated

Original Post

Written by gcappuccio
Community Notes
About the Poster
Deal Details
Community Notes
About the Poster
Costco Wholesale has Midea Duo Smart 12K BTU 4-In-1 Inverter Portable Air Conditioner (MAP14HS1TWT) on sale for $449.99 valid for Costco Members only. Delivery is free (setup is not included).

Thanks to community member gcappuccio for finding this deal

Note, must login to your Costco account w/ an active membership to purchase

About this product:
  • For Spaces Up To 550 sq. ft.
  • Cooling BTUs: 12,000 BTU
  • Inverter Technology: Up To 40% Energy Savings
  • Innovative Hose Design For 2x Faster and Stronger Cooling
  • 4-in-1 All-Season Comfort: Cools, Dehumidifies, Circulates, & Heats
  • Wi-Fi Enabled and LCD Remote Control

Editor's Notes

Written by Discombobulated | Staff
  • Product offers $150 Off (manufacturer discount) or 25% Overall Savings
  • Limit of 5 per member
  • Pricing/offer valid through July 6, 2026 or while supplies last
Additional Notes
  • If you don't have a Costco Warehouse Membership, you can sign-up here
  • Please refer to the forum thread for additional details - Discombobulated

Original Post

Written by gcappuccio

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Top Comments

MistaClean
931 Posts
174 Reputation
My SO got this for our bedroom last year and I ended up getting the a Toshiba variant from Woot in May for my office. Very solid AC performance, but the remote controller works glitchy as hell at times, especially when trying to turn it on/off. The MSmarthome app is really glitchy too with shutting it on and off and scheduling basically works half the time unless you set it up with 24 hour time. Alexa integration is trash if you are not the primary account holder of the unit, but otherwise works. And finally, the temperature reading, from my unscientific tests, reads about 3-4 degrees lower than it really is, so an offset would be necessary if using it with home automation stuff. Agree with everything KevoD said too. I bought camper seal foam tape from Home Depot to augment the sealing (the default adhesive is super messy to remove), and it's worked great so far.

If you can deal with those first-world problems, highly recommended!
KevoD
2480 Posts
457 Reputation
Bought this when it was posted last month and have enjoyed it so far. Cools great (temp goes as low as 60 degrees). Only two concessions are that it periodically gets kind of loud for 10-20 seconds during regular operation (without warning) which can be a bit annoying if you're on the phone, and the insulation where the hose attaches to the window bracket could be a little better to reduce exterior noise and air flowing in when the unit is off, but otherwise have no other complaints. I imagine the insulation issue is going to be universal for any portable AC, though.
jwcalla
212 Posts
32 Reputation
It generates a lot of heat, that's for sure. It's nothing like a space heater. You can just imagine all of the heat that goes out the hose in A/C mode is reversed into the room. It will warm up a medium-sized room very quickly.

The downsides of the heat function are:

It only works if the temp outside is above 42 degrees. So depending on your climate this may only be useful for chilly spring and autumn days.
It generates a lot of condensate so you have to hook a hose up to the highest drain and empty the bucket every now and then.
When it's cold out, and the unit is not in use but still hooked up to the window, a lot of cold air is going to come in through the duct hose. This can also cause a lot of condensation to build up underneath the unit where the cold air pours out onto the floor. You really have to pull it out of the window and shut the window when it's not in use if it's cold outside.
Make sure you wrap the duct hose with the included sleeve if using heat mode, to prevent condensate from building on the duct hose.

Overall I would say it's good for chilly spring / autumn days where you need a little extra warmth but don't want to turn on the furnace, but not so useful for very cold days like in the dead of winter.

184 Comments

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Jul 13, 2023 12:59 PM
336 Posts
Joined May 2021
IndigoPassenger901Jul 13, 2023 12:59 PM
336 Posts
Quote from junkster :
I actually got the hisense costco deal for 299 last week and I'm considering returning it and buying this one.

Figured I'll share my experience to help out.

The hisense works great it blows cold and managed to get my gaming room down to 73 degrees on full blast mind u this is a small room but I could see it working in the advertised up to 400 Sq ft. It does the job well.

I bought an insulator sleeve for the exhaust and that helped it out more than I expected.

My problem is the lack of inverter. When this thing kicks on and I'm gaming with my pc on the same circuit it was tripping my breaker. I replaced my breaker because I had some other issues with it and it hasn't tripped it again but it's obvious I'm really taxing the circuit and I can't really switch to a different circuit for pc or ac unit unfortunately.

When the compressor kicks on it doesn't trip the breaker anymore but it does trigger my battery backup for a split second I hear it click.

The inverter would Eliminate this entirely for me

This also translates to a much more efficient unit check YouTube for power draw on both and the midea is less than half of the power draw than the hisense at any given moment.

My situation is unique though and tbh if u Wana cool a small room I don't doubt you will be happy with either but if u want to save energy and/or put this on an already taxed circuit def go with inverter option.

edit : also inverter will allow u to run the midea off a generator unlike the hisense.
I had the same exact issue with my last portable AC, I think the compressor design is breaker friendly. The power draw doesn't spike like crazy when the compressor activates, it's quite stable so it will likely not trip arc fault breakers.

This thing cools like crazy. Much better than non-inverter designed I've had prior. I cool it from 110 Arizona heat, and don't even have it cranked up. Midea stuff are amazing!
Last edited by IndigoPassenger901 July 13, 2023 at 07:02 AM.
Jul 13, 2023 01:49 PM
1,222 Posts
Joined Mar 2016
Rookies1000Jul 13, 2023 01:49 PM
1,222 Posts
I got this installed yesterday just in time for the coming heat wave in CA this weekend.
Throw away the adhesive foam that comes with it. SUPER MESSY.
Otherwise it's very solid. I'm happy with the cooling performance.

Anyone know where I can get another sliding windows installation kits? Would like to install it in my office window. The unit is heavy but easy to move around because it has smooth wheels.
Jul 13, 2023 01:55 PM
3,080 Posts
Joined Nov 2013
okaythenJul 13, 2023 01:55 PM
3,080 Posts
Quote from Rookies1000 :
I got this installed yesterday just in time for the coming heat wave in CA this weekend.
Throw away the adhesive foam that comes with it. SUPER MESSY.
Otherwise it's very solid. I'm happy with the cooling performance.

Anyone know where I can get another sliding windows installation kits? Would like to install it in my office window. The unit is heavy but easy to move around because it has smooth wheels.
Which adhesive tape did you get to replace teh default one?

extra kit maybe call Midea?
Jul 13, 2023 02:04 PM
118 Posts
Joined Mar 2010
keifernnyJul 13, 2023 02:04 PM
118 Posts
Quote from SplendidFlag282 :
Bought this last month for $599 from Costco. Submitted a price adjustment. First time doing so. I hope they come through.
I've done this a few times before as long as it's within their time limit, they usually come through with the refund.
Jul 13, 2023 02:05 PM
107 Posts
Joined Feb 2016
Galahad21Jul 13, 2023 02:05 PM
107 Posts
I have a garage that has no windows, what would be the most Logical way to install one of these in there? Honestly I'd prefer a mini split but they're still a pretty penny.
Jul 13, 2023 02:11 PM
863 Posts
Joined Aug 2004
RockpickJul 13, 2023 02:11 PM
863 Posts
Quote from MistaClean :
My SO got this for our bedroom last year and I ended up getting the a Toshiba variant from Woot in May for my office. Very solid AC performance, but the remote controller works glitchy as hell at times, especially when trying to turn it on/off. The MSmarthome app is really glitchy too with shutting it on and off and scheduling basically works half the time unless you set it up with 24 hour time. Alexa integration is trash if you are not the primary account holder of the unit, but otherwise works. And finally, the temperature reading, from my unscientific tests, reads about 3-4 degrees lower than it really is, so an offset would be necessary if using it with home automation stuff. Agree with everything KevoD said too. I bought camper seal foam tape from Home Depot to augment the sealing (the default adhesive is super messy to remove), and it's worked great so far.

If you can deal with those first-world problems, highly recommended!
I cannot agree with this assessment more.

I took have this unit - snagged a refurb / Toshiba branded on eBay. I was a bit reluctant on going refurb but, the unit, physically, looks brand new (I'm in the HVAC manufacturing business, might I add - which is why I went with a Toshiba-branded unit Wink )

From a functionality standpoint, this thing has been absolutely stellar. Our home gets midday to late day sun on the portion of our house where the master bedroom is located. The thermostat is on the other end of the house. To cool off our bedroom, it takes some understanding of the airflow in the house (and shutting off vents to force more air into the bedroom.

Gone are those days!

Super simple to set up. I think unboxing to operational/installed was a combined 30 minutes.

If you're on the fence, I can absolutely back this product from an AC perspective. The jury is out on heating capabilities as we haven't hit the season yet.

I did hook this unit up to a electric pull meter and, by my calcs, it's around 10 cents per hour to run - and I can almost hang meat in my bedroom (holds the room temp, even with high exterior humidity, below 65° F.

I'm a fan.... I have considered getting another one for our bonus room above the garage as it certainly struggles to keep up with hot/humid summer days.

Two big thumbs up from me!
Jul 13, 2023 02:24 PM
255 Posts
Joined Sep 2015
dapperdeals55Jul 13, 2023 02:24 PM
255 Posts
I've had this for a couple years, it works great. Many people get dual hose ACs so that it doesn't create negative pressure from venting interior air out, so just be aware that this does vent some interior to the outside. It's much less than a single hose unit, but it still does to a degree.

The exterior air intake within the unit is also not completely sealed, so during smoky times, some outside air can make its way in when not in operation.
Last edited by dapperdeals55 July 13, 2023 at 08:28 AM.

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Jul 13, 2023 02:38 PM
91 Posts
Joined Jul 2020
SplendidFlag282Jul 13, 2023 02:38 PM
91 Posts
Quote from Galahad21 :
I have a garage that has no windows, what would be the most Logical way to install one of these in there? Honestly I'd prefer a mini split but they're still a pretty penny.
I bought one for my garage. Plan is to cut a hole in the exterior wall to install the vent.
Jul 13, 2023 02:41 PM
107 Posts
Joined Feb 2016
Galahad21Jul 13, 2023 02:41 PM
107 Posts
Quote from SplendidFlag282 :
I bought one for my garage. Plan is to cut a hole in the exterior wall to install the vent.
Do you plan to expose the full vent? As it's almost the shape of a football
Jul 13, 2023 02:55 PM
626 Posts
Joined Sep 2009
trandavJul 13, 2023 02:55 PM
626 Posts
Does anyone know if you can leave the window screen up or you have to remove it because the hose juts out too far from the window bracket/mount? My apartment doesn't allow Window ACs and I had to sell my Midea U inverter window unit, but this seems like it might be a good replacement while also being more discreet.
Jul 13, 2023 03:09 PM
212 Posts
Joined Oct 2011
jwcallaJul 13, 2023 03:09 PM
212 Posts
Quote from trandav :
Does anyone know if you can leave the window screen up or you have to remove it because the hose juts out too far from the window bracket/mount? My apartment doesn't allow Window ACs and I had to sell my Midea U inverter window unit, but this seems like it might be a good replacement while also being more discreet.
Mine fits with the screen left in place.
Jul 13, 2023 03:19 PM
151 Posts
Joined Nov 2005
WHY888Jul 13, 2023 03:19 PM
151 Posts
Bought $400 plus tax from Costco last year. Very happy with it.Smilie
1
Jul 13, 2023 03:20 PM
626 Posts
Joined Sep 2009
trandavJul 13, 2023 03:20 PM
626 Posts
Quote from jwcalla :
Mine fits with the screen left in place.
Thanks!
Jul 13, 2023 03:22 PM
31 Posts
Joined Jun 2015
white31aJul 13, 2023 03:22 PM
31 Posts
Quote from trandav :
Does anyone know if you can leave the window screen up or you have to remove it because the hose juts out too far from the window bracket/mount? My apartment doesn't allow Window ACs and I had to sell my Midea U inverter window unit, but this seems like it might be a good replacement while also being more discreet.
Got this last year. I'd only recommend if you can't use a window unit or rent and can't install something better. Nearly all our windows are awning and used foam board (and plenty to tape) to make this work. I installed it with the screen but you might need to get creative to make it work like we did. I'm worried that the screen could get clogged so I'm keeping an eye on that.

The compressor is too loud for a bedroom. It would be ok if the sound was consistent but it goes from whisper quiet to loud which is very disruptive. Luckily in WA we usually only need to run it for a few hours in the evening until the outdoor temp drops into the 60's and can pull in the outside air with box fans.

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Jul 13, 2023 03:24 PM
1,816 Posts
Joined Jan 2017
NSXMK3Jul 13, 2023 03:24 PM
1,816 Posts
Maybe a silly question.. my windows are stupid short (18" wide?), the manual I found online said for windows 19" to 56" or something like that.. I assume I can still make it work on an 18" window (possibly with cutting if needed?) but interested in anyone who used it on a short window like that? Height is probably 30" but width is 18" and it opens vertically.

Also any idea on the hose length and just how sturdy it is? I have an older LG single hose and the hose will crack with almost any bending, so it needs to be held in one single spot.

Last question -- my LG hose needed to be wrapped with lots of insulation around the hose (the metallic wrap and tape) to prevent the exhaust heat from warming the room, would that be of any benefit to this type of model, or just run it as-is?

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