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Home 12,000 BTU 5th Gen Advantage Series
5th Gen Advantage Series

MRCOOL Mini Split - Advantage Series 5th Gen 230V (1 TON) 21.3 SEER2 Ductless Air Conditioner and Heat Pump wit Gen 12,000 BTU Quiet Wall Mount, Wi-Fi and 16ft Installation Kit Included Complete Inverter High Wall System - A-12-HP-230D-O

SKU A-12-HP-230D-O Wall Mount21.3 SEER2208-230V
$1,150.00 $1,312.25 Save $162.25 (12%)
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Brand Information

MrCool
Support Number
(270)366-0457
Product Overview Full product description Read the longer product copy, features, and application notes.
MRCOOL — Wall Mount

MRCOOL Mini Split - Advantage Series 5th Gen 230V (1 TON) 21.3 SEER2 Ductless Air Conditioner and Heat Pump wit Gen 12,000 BTU Quiet Wall Mount, Wi-Fi and 16ft Installation Kit Included Complete Inverter High Wall System - A-12-HP-230D-O

MRCOOL Mini Split - Advantage Series 5th 230V (1 TON) 21.3 SEER2 Ductless Air Conditioner and Heat Pump wit Gen 12,000 BTU Quiet Wall Mount, Wi-Fi and Installation Kit Included Complete Inverter High Wall System - A-12-HP-230D-O


Summary

The 5th Gen MRCOOL® 12k BTU 230V Advantage Air Handlerfeatureseco-friendly R-454B refrigerant, boosting efficiency while cutting emissions with an80% lower GWPthan standard refrigerants. Thisductless mini-splitdeliversquiet, powerful heating and coolingfor spaces up to500 sq. ft., withbuilt-in Wi-Fifor seamless control via smartphone,Alexa, or Google Assistant. Enjoyenergy savings,smart scheduling, andMRCOOL®’s strong warranty—2 years on parts, 1 year on the compressor, and 1 year on the remote(with registration).

The 12k BTU 230V Advantage Condenserachievestop-tier efficiency (up to 21.3 SEER2, 9.1 HSPF2)withlow-GWP R-454B refrigerant, reducing environmental impact and energy costs. Designed foreasy professional installation, it ensuresquiet, reliable comfortfor medium-sized rooms.

Upgrade to the 5th Gen MRCOOL® Advantage Seriesforeco-conscious, high-performance heating and coolingwith smart technology anddependable warranties. The perfectductless solutionfor year-round comfort inhomes, offices, or studios.


What's Included

  • Indoor Unit 12,000 BTU 230V Wall Mount, Air Handler
  • Outdoor Condenser 12,000 BTU 230V
  • Wireless Remote Controls
  • Installation Manual
  • User’s Manual
  • Manufacturer Warranty

Warranty

  • 1-Year Compressor
  • 2-Year Parts
  • 1-Year Remote

Warranty Information

Warranty Inquiries are handled through MRCOOL athttps://mrcool.com/contact/


Technical Information

Model Number: A-12-HP-C-230D-O (Advantage Series 5th Gen Condenser)

BRAND NAME

MRCOOL

SERIES

Advantage 5th gen

MODEL

A-12-HP-C-230D-O

GTIN

00840255586832

UPC

840255586832

UNIT TYPE

Mini-Split

EQUIPMENT TYPE

Condenser

SHORT DESCRIPTION

Advantage 5th Gen 12k BTU 230V Condenser

LONG DESCRIPTION

Pure comfort at a cost that can’t be beat, the 5th Generation 12k BTU 230V Advantage condenser is the right choice if you want practical, effective heating and cooling. This highly efficient system is able to achieve up to a 21.3 SEER2 rating, as well as a rating of 9.1 HSPF2-4, making it a great choice for anyone who wants to experience ideal comfort without paying a high price for it. Once the Advantage condenser is installed by an HVAC professional, which is a relatively simple process that won’t take long or cost much thanks to the system being a ductless mini-split, you’ll be able to enjoy comfort that’s quiet, convenient, and cost-effective. This system, which can cover spaces around and up to 500 sq. ft., operates more effectively than its previous generation because it uses R-454B refrigerant instead of R-410A, making it better for the environment and your wallet. To elaborate, R-454B has a GWP (global warming potential), that is around 80% less than the previous refrigerant we used, meaning your carbon footprint will shrink right alongside your electrical bills. This practical system enhances the user experience greatly by including a Wi-Fi module. With this, you can control the temperature of your space using your phone and Amazon Alexa or Google Assistant. The warranties, which are a 2 year parts warranty and a 1 year compressor warranty, will protect your peace of mind as you enjoy the perfect temperatures for you! The right HVAC unit, like this 5th Generation 12k BTU condenser, will definitely put you at an Advantage.

FEATURE LIST

  • 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

SEER2

21.3

EER2

10.8

HSPF2-4

9.1

HSPF2-5

7

TONNAGE

1

COOLING CAPACITY (BTU)

12000

HEATING CAPACITY (BTU)

12000

VOLTAGE (V)

208-230

PHASE

1

CYCLE

60

MAX FUSE BREAKER (A)

15

MIN CIRCUIT AMPACITY (A)

13

ZONE CAPACITY

1

REFRIGERANT TYPE

R-454B

REFRIGERANT VOLUME (OZ)

24.69

DECIBEL RATING (DBA)

54

INVERTER

DC

MAX LINESET LENGTH (FT)

82

LIQUID LINE SIZE

1/4

SUCTION LINE SIZE

3/8

COMPRESSOR MOTOR TYPE

ROTARY

OVERLOAD PROTECTION

Yes

APP COMPATIBILITY

Yes

WORKS WITH IOS

Yes

WORKS WITH ANDROID

Yes

UL LISTED

Yes

CSA LISTED

Yes

ETL LISTED

Yes

ENERGY STAR CERTIFIED

No

AHRI CERTIFIED

Yes

REGISTERED WARRANTY

Extended Limited

BASE PARTS WARRANTY

1 Year

BASE COMPRESSOR WARRANTY

2 Years

HAS BATTERIES

Yes

CONTAINS CHEMICALS

Yes

CONTAINS COMPRESSED GAS

Yes

PROPOSITION 65 WARNING

Yes

NET DEPTH (IN)

11.93

NET HEIGHT (IN)

21.85

NET WIDTH (IN)

30.12

NET WEIGHT (LBS)

59.08

GROSS DEPTH (IN)

13.27

GROSS HEIGHT (IN)

24.02

GROSS WIDTH (IN)

34.92

GROSS WEIGHT (LBS)

64.37

INSTALL MANUAL

Open

REMOTE MANUAL

Open

Model Number:
A-12-HP-WMAH-230D-O(Advantage Series 5th Gen Air Handler)

BRAND NAME

MRCOOL

SERIES

Advantage 5th gen

MODEL

A-12-HP-WMAH-230D-O

GTIN

00840255586900

UPC

840255586900

UNIT TYPE

Mini-Split

EQUIPMENT TYPE

Air Handler

SHORT DESCRIPTION

Advantage 5th Gen 12k BTU 230V Air Handler

LONG DESCRIPTION

The 5th Generation MRCOOL® 12k 230V Advantage Air Handler now features R454B refrigerant, an eco-friendly choice that enhances energy efficiency, reduces greenhouse gas emissions, and lowers Global Warming Potential (GWP). Engineered for quiet operation, this mini-split unit provides reliable heating and cooling for your home without requiring ductwork, making it a cost-effective, efficient choice for any room. Designed with homeowners in mind, the sleek Advantage air handler combines power and affordability, delivering balanced, consistent comfort. The built-in Wi-Fi feature allows you to control settings remotely, ensuring easy temperature adjustments from anywhere. You can also program it to automatically adjust overnight for optimized comfort and energy savings. Backed by MRCOOL’s strong warranty, the Advantage Series offers 2 years of coverage on parts, 1 year on the compressor, and 1 year on the remote control with registration, ensuring long-lasting peace of mind. You can even enjoy the Limited warranty with registration in the MRCOOL® Care program! Say goodbye to comfort concerns—the MRCOOL® Advantage is here to keep your space perfectly climate-controlled with high efficiency, eco-conscious design, and user-friendly technology tailored to fit your needs. Experience ultimate comfort without the worry with the MRCOOL® Advantage Air Handler!

FEATURE LIST

  • 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

CFM

359.0 / 306.1 / 206.0 / 144.2 / /

TONNAGE

1

VOLTAGE (V)

208-230

PHASE

1

CYCLE

60

MAX FUSE BREAKER (A)

15

MIN CIRCUIT AMPACITY (A)

3

MOUNT TYPE

Wall

COLOR

White

DECIBEL RATING (DBA)

32

DECIBEL RATING LOW (DBA)

21

DECIBEL RATING HIGH (DBA)

44

NUMBER OF SPEEDS

5

MAX LINESET LENGTH (FT)

82

LIQUID LINE SIZE

1/4

SUCTION LINE SIZE

3/8

FILTER TYPE

Reusable

OVERLOAD PROTECTION

Yes

APP COMPATIBILITY

Yes

WORKS WITH IOS

Yes

WORKS WITH ANDROID

Yes

REMOTE CONTROL INCLUDED

Yes

UL LISTED

Yes

CSA LISTED

Yes

ETL LISTED

Yes

AHRI CERTIFIED

Yes

REGISTERED WARRANTY

Extended Limited

BASE PARTS WARRANTY

1 Year

BASE COMPRESSOR WARRANTY

2 Years

HAS BATTERIES

Yes

CONTAINS CHEMICALS

Yes

CONTAINS COMPRESSED GAS

Yes

PROPOSITION 65 WARNING

Yes

NET DEPTH (IN)

7.44

NET HEIGHT (IN)

11.69

NET WIDTH (IN)

31.57

NET WEIGHT (LBS)

19.4

GROSS DEPTH (IN)

11.22

GROSS HEIGHT (IN)

14.96

GROSS WIDTH (IN)

34.45

GROSS WEIGHT (LBS)

25.13

INSTALL MANUAL

Open

REMOTE MANUAL

Open

Certifications

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    Product FAQs

    Product FAQs

    Helpful answers matched to this product, brand, specs, and configuration.
    Where should I purchase MRCOOL equipment?

    MRCOOL products are sold through authorized retailers and distributors rather than directly by MRCOOL to consumers. Purchasing through an authorized seller helps confirm that the equipment is genuine and that the correct purchase records are available for product and warranty support.

    Can MRCOOL components from different series, generations, or refrigerant platforms be mixed?

    Do not assume that MRCOOL indoor units, outdoor units, line sets, controls, or accessories are interchangeable. Use only manufacturer-approved combinations for the exact model family; in particular, MRCOOL states that R-410A products are not compatible with R-454B products and the refrigerants must never be mixed.

    What makes an eligible MRCOOL DIY system different from a conventional mini-split?

    Eligible MRCOOL DIY systems are designed around installation-friendly components such as factory-precharged line sets and compatible connection hardware. The included components vary by generation and package, and electrical work, permits, clearances, and local code requirements still need to be followed.

    Does MRCOOL send technicians to a home or jobsite?

    MRCOOL does not dispatch field technicians. Its in-house team provides phone and email assistance for diagnosis, troubleshooting, and product guidance, while the owner arranges and pays for any local on-site technician unless a specific written warranty program states otherwise.

    Why do I need the exact MRCOOL model and serial number?

    The model and serial number identify the exact equipment, generation, capacity, and applicable documentation or warranty. Use the identification labels on the equipment and MRCOOL’s registration guidance rather than relying only on a product title or general series name.

    Are all MRCOOL systems designed for do-it-yourself installation?

    No. Only product families specifically identified by MRCOOL as DIY-capable should be treated as do-it-yourself systems. Other lines, including the Advantage Series, require professional HVAC installation, so always follow the installation requirements for the exact model.

    Where can I find MRCOOL manuals, specifications, certifications, and installation documents?

    MRCOOL maintains a documentation library and a product support center with model-specific installation manuals, owner manuals, technical documents, certifications, warranty information, and troubleshooting resources. Search using the exact model number because documents can differ by series, generation, capacity, and refrigerant.

    What types of products does MRCOOL offer?

    MRCOOL offers a broad range of comfort products, including ductless mini-splits, central ducted split systems, packaged heat pumps, geothermal systems, water heaters, fans, thermostats, line sets, and HVAC accessories. Available capacities, refrigerants, efficiencies, and features depend on the exact product family and model.

    When should an MRCOOL system be registered?

    Register the system as soon as possible after purchase and installation. Several MRCOOL residential warranty programs require registration within 60 days of installation, or within 60 days of purchase when the installation date cannot be verified, but the exact requirement is controlled by the warranty document for the specific product.

    Where can I purchase replacement parts for an MRCOOL system?

    MRCOOL recommends starting with the original place of purchase because many dealers can special-order replacement parts. If that is not available, use an authorized MRCOOL parts distributor and confirm compatibility with the exact model and serial number before ordering.

    How can I contact MRCOOL customer or technical support?

    MRCOOL provides support by phone at (270) 366-0457, by email at support@mrcool.com, and through its online support-request form. Have the exact model and serial number available so the support team can identify the correct product documentation and next steps.

    Can MRCOOL support work with my local HVAC technician?

    Yes. If a local technician is scheduled, MRCOOL’s in-house support team can help coordinate troubleshooting and product guidance with that technician. The technician should have the model, serial number, system configuration, measurements, error codes, and a clear description of the issue available.

    Where can I find MRCOOL troubleshooting and error-code information?

    MRCOOL’s support center provides separate technical-support sections for ductless systems, residential ducted systems, product-specific error codes, wiring guidance, installation procedures, and troubleshooting articles. Use the exact series and model because codes and procedures are not universal across all MRCOOL equipment.

    How do I register an MRCOOL product for warranty coverage?

    Register the product through MRCOOL’s online warranty-registration page. Be prepared to provide the serial number along with purchase, owner, installation-location, and installer information requested by the registration form.

    Does every MRCOOL product have the same warranty?

    No. MRCOOL publishes separate warranty terms for different product families, generations, and applications. For example, the current DIY 5th Generation warranty lists 5-year parts and 7-year compressor coverage, but that coverage should not be assumed for another MRCOOL series; always check the exact product warranty document.

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