• Description
  • Why Buy From Us

MRCOOL Advantage 5th Gen 12,000 BTU Single Zone Mini Split Complete System with 16 Ft. Line Set, 230V, Wall Mounted (A-12-HP-230D-O)

The 5th Generation MRCOOL® 12k BTU 230V Advantage Mini-Split Bundle combines a powerful condenser and sleek air handler to deliver highly efficient and reliable heating and cooling. This ductless system utilizes R454B refrigerant, an eco-friendly choice that significantly enhances energy efficiency, reduces greenhouse gas emissions, and features a Global Warming Potential (GWP) nearly 80% lower than traditional refrigerants.

Designed for quiet, consistent operation, this Advantage system efficiently maintains comfortable temperatures in spaces up to 500 sq. ft. Achieving an impressive 21.3 SEER2 efficiency rating and an HSPF2-4 rating of 9.1, it offers substantial energy savings without compromising on comfort.

Enjoy ultimate convenience with built-in Wi-Fi control, allowing you to easily adjust temperature settings remotely via your smartphone or through voice commands using Amazon Alexa or Google Assistant. The system can also automatically adjust overnight, optimizing comfort and reducing energy consumption effortlessly.

Although professional HVAC installation is required, the ductless mini-split design ensures a quicker, simpler, and more cost-effective installation process compared to traditional systems.

Backed by MRCOOL’s robust warranty coverage, you can confidently rely on 2 years for parts, 1 year for the compressor, and 1 year for the remote control with product registration. For further peace of mind, register in the MRCOOL® Care Program to benefit from an extended Limited Lifetime warranty.

Experience premium, practical, and eco-conscious comfort at an unbeatable value with the MRCOOL® 12k BTU 230V Advantage Mini-Split Bundle.

Features

  • Gold Fin® condenser: corrosion resistant - live on the coast? Don't worry, our condenser is built to resist long term corrosion
  • Includes features such as timer mode, refrigerant leakage detection, and more
  • Keep the included remote close by, and MRCOOL DIY®'s Follow Me® function will track the air temperature around you to ensure maximum comfort.
  • The MRCOOL® Smart HVAC Controller® Module and App fully support Google Assistant & Amazon Alexa out of the box.
  • R-454B refrigerant
  • AHRI certified
  • NEEP ccASHP Listed
  • CEE Tier1 - North
  • Affordable
  • Highly Efficient
  • Low Ambient Cooling
  • 16 Ft. Install Kit Included
  • Must be installed by HVAC tehnician

Model

Indoor Unit:  A-12-HP-WMAH-230D-O

Outdoor Unit: A-12-HP-C-230D-O

Net Dimension (WxDxH)

Indoor 

Outdoor

   

31.57 x 7.44 x 11.69 inch

30.12 x 11.93 x 21.85  inch

Cooling Capacity  12000  BTU/h
SEER2 
21.3 BTU/w
EER2 10.8 BTU/w
Heating Capacity 
12000 BTU/h
HSPF2-4 
9.1 BTU/h
HSPF2-5 
7.0  BTU/h
Max Coverage Area* 
Up to 550
Indoor noise level  
(Turbo/Hi/Mi/Lo/Si)
44.0/38.0/32.0/22.5/21
 Outdoor noise level  (Hi) 
54 dB (A)
 Power Supply 
208-230V-60Hz. 1Ph
Minimum Circuit (Disconnect) 

Indoor - 3.0 A 

Outdoor - 13.0 A

Maximum Fuse (Breaker)

Indoor - 15.0 A

Outdoor - 15.0 A

Net/Gross Weight

Indoor 

Outdoor

   

19.40/25.13  Lbs

59.08/64.37 Lbs

†Refrigerant R-454B

Piping Size Liquid side/Gas side

24.69

1/4”-3/8” 

 Brochure

Why Choose Green Vista Living


At Green Vista Living, we’re passionate about providing top-quality renewable energy and eco-friendly products that not only enhance your life but also help protect the planet. We’ve built our business with one mission in mind: to be the go-to destination for renewable energy solutions, outdoor gear, and off-grid supplies. When you shop with us, you’re not just getting innovative products—you’re joining a community that’s committed to sustainability.

We Put Our Customers First


As a small, dedicated team, we care deeply about your experience. Unlike large, faceless online companies, Green Vista Living offers a personal touch in everything we do. We're here for you from start to finish—whether you need product advice, support after a purchase, or just have questions. Our knowledgeable customer service team is always just a phone call or email away, ready to assist you in any way possible.

We Share Your Passion for the Planet


Our love for the outdoors and sustainable living runs deep. Most of our team hails from the mountains of Colorado, where renewable energy and the environment are part of daily life. So when you call Green Vista Living, you’ll speak directly with an expert who understands both the technical side of renewable products and the lifestyle they support. Whether you’re looking for solar generators, EV chargers, or any of our eco-friendly offerings, you can trust us to guide you with expertise and passion.

Trusted Industry Experts


Our close partnerships with the best brands in renewable energy and outdoor gear give us insider knowledge that you won’t find anywhere else. We’ve taken the time to carefully select products that stand out for their quality and reliability. At Green Vista Living, we believe in understanding our products inside and out so that we can help you make the right choice with confidence.

More Reasons to Love Green Vista Living


Price Match Guarantee: Thanks to our partnerships, we offer the best prices around. If you find a better deal, we’ll refund the difference.


Free Shipping: We offer free shipping on most orders to the lower 48 U.S. states, making your shopping experience even easier.


100% Secure Ordering: Our site uses SSL Encryption technology to keep your payment and personal information safe and secure.


Volume Discounts: For large orders, we’re happy to provide special pricing—just reach out for a custom quote.


Authorized Dealer: As an authorized dealer for all our brands, you’ll receive full manufacturer warranties with every order.


At Green Vista Living, we aim to make your renewable energy and outdoor experience as seamless and enjoyable as possible. With our unmatched customer service, expertise, and dedication to quality, you can shop with confidence, knowing you’re supporting a company that’s as committed to the planet as you are.

Related Products