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Home 9,000 BTU 5th Gen Advantage Series
5th Gen Advantage Series

MRCOOL Mini Split - Advantage Series 5th Gen 115V (0.75 TON) 21.5 SEER2 Ductless Air Conditioner and Heat Pump wit Gen 9,000 BTUh Quiet Wall Mount, Wi-Fi and Complete Inverter High Wall System, 16FT Installation Kit Included - A-09-HP-115D-O

SKU A-09-HP-115D-O Wall Mount21.5 SEER2115V
$987.00 $1,158.55 Save $171.55 (14%)
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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 115V (0.75 TON) 21.5 SEER2 Ductless Air Conditioner and Heat Pump wit Gen 9,000 BTUh Quiet Wall Mount, Wi-Fi and Complete Inverter High Wall System, 16FT Installation Kit Included - A-09-HP-115D-O

MRCOOL Mini Split - Advantage Series 5th Gen 9,000 BTU 115V (0.75 TON) 21.5 SEER2 Ductless Air Conditioner and Heat Pump with Quiet Wall Mount, Wi-Fi and Complete Inverter High Wall System - A-09-HP-115D-O


Summary

The 5th Gen MRCOOL® 9k BTU 115V Advantage Air Handler now features eco-friendly R-454B refrigerant, reducing emissions and improving efficiency. This ductless mini-split delivers quiet, reliable heating and cooling, with Wi-Fi control for remote access. Enjoy energy savings, smart home compatibility, and MRCOOL®’s warranty, including 2 years on parts and 1 year on the compressor.

The 9k BTU 115V Advantage Condenser offers high efficiency with up to 21.5 SEER2 and a low GWP refrigerant. Covering up to 400 sq. ft., it provides smart controls via Alexa, Google Assistant, or a mobile app. Easy to install and cost-effective, it’s the ideal choice for energy-conscious homeowners.

Upgrade to the 5th Gen MRCOOL® Advantage Series for year-round comfort, energy efficiency, and smart climate control. Backed by industry-leading warranties, this ductless system is the perfect solution for home heating and cooling.


What's Included

  • Indoor Unit 9,000 BTU 115V Wall Mount, Air Handler
  • Outdoor Condenser 9,000 BTU 115V
  • 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-09-HP-C-115D-O (Advantage Series 4th Gen Condenser)

BRAND NAME

MRCOOL

SERIES

Advantage 5th gen

MODEL

A-09-HP-C-115D-O

GTIN

00840255586801

UPC

840255586801

UNIT TYPE

Mini-Split

EQUIPMENT TYPE

Condenser

SHORT DESCRIPTION

Advantage 5th Gen 9k BTU 115V Condenser

LONG DESCRIPTION

The highly efficient 5th Generation 9k BTU 115V Advantage condenser is a powerful, eco-friendly mini-split unit that allows you to directly control the temperature of the space it’s installed in. This system must be installed by an HVAC professional, but since it is a ductless system, the process is much less time consuming and expensive than a central system! With the capacity to achieve up to a 21.5 SEER2 rating and an HSPF2-4 of 9.0, this system will decrease energy usage while increasing how much money you save. This new generation uses R-454B refrigerant instead of R-410A, making it a much more sustainable and environmentally friendly choice, as R-454B has a GWP (global warming potential) that is nearly 80% lower than the previous refrigerant. Because of this, you can save the world just by sitting and enjoying perfect comfort in your living room! Able to cover spaces up to 400 sq.ft., the Advantage is perfect for those in need of a quiet, convenient, and proficient system that gives you all the features you need. One of those features is the Wi-Fi control module, which simplifies system setup and gives you access to operate your system through your phone and Amazon Alexa or Google Assistant. On top of these features, the Advantage has a 2 year parts warranty and a 1 year compressor warranty, meaning you can rest easy in perfect comfort knowing we’ve got your back. The 5th Generation 9k BTU Advantage condenser is clearly the right choice for anyone in need of efficient and practical comfort.

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

21.5

EER2

12.5

HSPF2-4

9

HSPF2-5

7

TONNAGE

0.75

COOLING CAPACITY (BTU)

9000

HEATING CAPACITY (BTU)

10000

VOLTAGE (V)

115

PHASE

1

CYCLE

60

MAX FUSE BREAKER (A)

20

MIN CIRCUIT AMPACITY (A)

18

ZONE CAPACITY

1

REFRIGERANT TYPE

R-454B

REFRIGERANT VOLUME (OZ)

21.52

DECIBEL RATING (DBA)

52.5

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

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)

11.93

NET HEIGHT (IN)

21.85

NET WIDTH (IN)

30.12

NET WEIGHT (LBS)

56.66

GROSS DEPTH (IN)

13.27

GROSS HEIGHT (IN)

24.02

GROSS WIDTH (IN)

34.92

GROSS WEIGHT (LBS)

62.17

INSTALL MANUAL

Open

REMOTE MANUAL

Open

Model Number:
A-09-HP-WMAH-115D-O(Advantage Series 5th Gen Air Handler)

BRAND NAME

MRCOOL

SERIES

Advantage 5th gen

MODEL

A-09-HP-WMAH-115D-O

GTIN

00840255586870

UPC

840255586870

UNIT TYPE

Mini-Split

EQUIPMENT TYPE

Air Handler

SHORT DESCRIPTION

Advantage 5th Gen 9k BTU 115V Air Handler

LONG DESCRIPTION

The 5th Generation MRCOOL® 9k BTU 115V Advantage Air Handler now comes equipped with R454B refrigerant, the latest eco-friendly solution offering enhanced energy efficiency, reduced greenhouse gas emissions, and a lower Global Warming Potential (GWP). Designed for quiet operation, this Advantage mini-split unit delivers reliable heating and cooling for your home without the need for ductwork, ensuring an efficient and cost-effective solution for any space. Ideal for homeowners seeking an affordable yet powerful climate control system, the sleek Advantage air handler will give you the comfort you need all year long. With built-in Wi-Fi, you can conveniently control the unit via remote access, allowing it to automatically adjust the temperature overnight for optimal comfort and energy savings. Register your unit online and enjoy peace of mind with MRCOOL®’s robust warranty: 2 years on parts, 1 years on the compressor, and 1 year on the remote control. For further peace of mind, enroll in the MRCOOL® Care Program and enjoy our Limited warranty. Say goodbye to comfort concerns 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

282.5 / 235.4 / 206.0 / 164.8 / 117.7

TONNAGE

0.75

VOLTAGE (V)

115

PHASE

1

CYCLE

60

MAX FUSE BREAKER (A)

15

MIN CIRCUIT AMPACITY (A)

3

MOUNT TYPE

Wall

COLOR

White

DECIBEL RATING (DBA)

33.5

DECIBEL RATING LOW (DBA)

18

DECIBEL RATING HIGH (DBA)

43

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)

7.36

NET HEIGHT (IN)

11.42

NET WIDTH (IN)

28.43

NET WEIGHT (LBS)

17.42

GROSS DEPTH (IN)

10.63

GROSS HEIGHT (IN)

14.76

GROSS WIDTH (IN)

31.1

GROSS WEIGHT (LBS)

22.93

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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