MRCOOL Advantage 12,000 BTU 5th Gen Ductless Mini Split Heat Pump System - 21.2 SEER2, 115V (A-12-HP-115D-O)

MRCOOL SKU: A-12-HP-115D-O

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Sale price$937.00

Description

Stop Overpaying for Whole-Home Climate Control—MRCOOL Advantage 12,000 BTU 5th Gen Ductless Mini Split Heat Pump System - 21.2 SEER2, 115V

The MRCOOL Advantage A-12-HP-115D-O is engineered to provide efficient heating and cooling for residential spaces. With 12,000 BTU capacity and a 21.2 SEER2 rating, this system minimizes energy consumption while maximizing comfort. Its eco-friendly R454B refrigerant, built-in Wi-Fi, and variable-speed operation ensure quiet, reliable performance year-round in spaces up to 500 sq. ft.

The MRCOOL Advantage 12K is a high-efficiency ductless mini-split heat pump designed for energy savings and comfort. The 21.2 SEER2 rating delivers superior energy efficiency while reducing heating and cooling bills. It features 5th generation technology with eco-friendly R454B refrigerant that reduces greenhouse gas emissions and Global Warming Potential. Built-in Wi-Fi enables remote temperature adjustments from your smartphone, optimizing comfort and energy from anywhere.

The wall-mounted indoor unit requires minimal modifications and flexible placement. It operates on standard 115V electrical service, eliminating costly electrical upgrades.

 

Ideal For:

  • Homeowners with moderate to large climate needs - Efficient heating and cooling for larger rooms, open-concept spaces, and multi-room applications without invasive ductwork.
  • Property owners seeking ductless systems - Perfect for condominiums, townhouses, renovations, and homes where traditional ducted systems are impractical or expensive.
  • Energy-conscious homeowners - The 21.2 SEER2 rating reduces utility bills while lowering environmental impact and qualifying for energy rebates.
  • Tech-savvy homeowners - Built-in Wi-Fi enables remote control, automated scheduling, and away-mode energy management from your smartphone.

 

Key Advantages of MRCOOL Advantage 12K Mini Split Heat Pump System 115V

  • Superior Energy Efficiency - 21.2 SEER2 rating minimizes energy waste, reduces monthly utility bills, and qualifies for potential energy rebates and tax incentives.
  • More Powerful Cooling & Heating - 12,000 BTU capacity handles larger spaces and higher cooling/heating demands compared to smaller units.
  • Eco-Friendly Refrigerant - 5th generation R454B refrigerant reduces greenhouse gas emissions and lowers Global Warming Potential.
  • Smart Wi-Fi Control - Smartphone access enables temperature adjustments, automated scheduling, and away-mode energy savings anytime, anywhere.
  • Ductless Installation - Eliminates expensive ductwork, reduces labor costs, and requires only minimal wall modifications.

 

Certifications & Warranty

  • Energy Star Compliant - Meets rigorous EPA energy efficiency standards for reduced environmental impact
  • 21.2 SEER2 Energy Rating - Superior energy efficiency for significant utility savings and rebate eligibility
  • Eco-Friendly R454B Refrigerant - Low Global Warming Potential with reduced greenhouse gas emissions
  • 2-Year Parts Limited Warranty - Full coverage on system components
  • 1-Year Compressor Limited Warranty - Dedicated protection on the core heating and cooling component
  • 1-Year Remote Control Warranty - Coverage for smart control functionality
  • Limited Lifetime Warranty Option - Available through MRCOOL Care Program enrollment
  • Professional Installation Required - Must be installed by a licensed HVAC professional
  • 115V Standard Residential Operation - Safe operation on conventional household electrical service

What's Included

Everything you need is included with your Mini Split.

  • Indoor wall-mounted air handler unit
  • Outdoor condenser unit
  • Communication cables and connections
  • Pre-charged refrigerant lines
  • Remote control
  • Wi-Fi connectivity module (built-in)
  • Installation hardware and mounting brackets


MRCOOL Advantage 12K Mini Split Heat Pump System 115V Features

  • 12,000 BTU with 21.2 SEER2 Rating - Efficiently cools and heats spaces up to 450-550 sq ft while maximizing energy performance and minimizing utility costs.
  • 5th Generation R454B Refrigerant - Advanced eco-friendly refrigerant reduces environmental impact while enhancing system efficiency and reliability.
  • Variable-Speed Compressor & Fan Motor - Automatically adjusts output based on demand, ensuring precise comfort while reducing energy consumption and noise.
  • Wall-Mounted Indoor Unit - Sleek, compact design blends seamlessly with any décor, requiring minimal ductwork and structural modifications.
  • Built-in Wi-Fi & Smart Control - Remote smartphone app access enables temperature adjustments, automated scheduling, and away-mode energy management.
  • 115V Standard Electrical Connection - Operates on conventional household electrical service without expensive upgrades or dedicated circuits.
  • Quiet, Efficient Operation - Whisper-quiet performance delivers powerful climate control without disrupting work or sleep.
  • Pre-Charged Refrigerant Lines - Factory-sealed system arrives ready for professional installation with optimal performance from day one.
  • Comprehensive Warranty Protection - 2-year parts coverage, 1-year compressor warranty, and 1-year remote control protection for peace of mind.
  • Optional Limited Lifetime Warranty - Enroll in MRCOOL Care Program for extended coverage and priority customer support.

MRCOOL A-12-HP-C-115D-O Condenser Specs

BRAND NAME MRCOOL
SERIES Advantage 5th gen
MODEL A-12-HP-C-115D-O
GTIN 840255586818
UPC 840255586818
UNIT TYPE Mini-Split
EQUIPMENT TYPE Condenser
SHORT DESCRIPTION Advantage 5th Gen 12k BTU 115V Condenser
SEER2 21.2
EER2 10.1
HSPF2-4 8.7
HSPF2-5 6.7
TONNAGE 1
COOLING CAPACITY (BTU) 12000
HEATING CAPACITY (BTU) 12000
VOLTAGE (V) 115
PHASE 1
CYCLE 60
MAX FUSE BREAKER (A) 20
MIN CIRCUIT AMPACITY (A) 19
ZONE CAPACITY 1
REFRIGERANT TYPE R-454B
REFRIGERANT VOLUME (OZ) 24.34
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 Lifetime*
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) 67.02

MRCOOL A-12-HP-WMAH-115D-O Air Handler Specs

BRAND NAME MRCOOL
SERIES Advantage 5th gen
MODEL A-12-HP-WMAH-115D-O
GTIN 840255586887
UPC 840255586887
UNIT TYPE Mini-Split
EQUIPMENT TYPE Air Handler
SHORT DESCRIPTION Advantage 5th Gen 12k BTU 115V Air Handler
CFM 341.4 / 309.0 / 206.0 / 176.6 / 94.2
TONNAGE 1
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 (DBA) 17.5 (Low)- 45(High)
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
UL LISTED Yes
CSA LISTED Yes
ETL LISTED Yes
ENERGY STAR CERTIFIED Yes
AHRI CERTIFIED Yes
REGISTERED WARRANTY Extended Limited Lifetime*
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

Understanding your MRCOOL warranty coverage ensures long-term system performance and protection. All warranties are non-transferable and valid only at the original installation address.

Warranty Coverage by Series

DIY Series 5th Generation Mini-Splits

Models: DIY-09-HP through DIY-36-HP, DIYCASSETTE, DIY-MULTI series

  • Parts: 5 years from proof of purchase
  • Compressor: 7 years from proof of purchase
  • Remote Control: Included in parts warranty
  • Extended Lifetime Warranty: Available with MRCOOL Care Kit Program enrollment (fee required)
  • Installation: Professional installer NOT required when using MRCOOL Quick Connect Pre-Charged Line Set

Advantage Series Mini-Splits

Models: A-09-HP through A-36-HP series

  • Parts: 1 year from proof of purchase
  • Compressor: 2 years from proof of purchase
  • Extended Lifetime Warranty: Available with MRCOOL Care Kit Program enrollment (fee required)

    Must register within 180 days of purchase
    Covers compressor failure only with one-time condenser replacement
    Requires ongoing Care Kit Program maintenance
Easy Pro Series Mini-Splits

Models: EZPRO-09-HP through EZPRO-24-HP series

  • Parts: 1 year from proof of purchase
  • Compressor: 2 years from proof of purchase
  • Extended Lifetime Warranty: Available with MRCOOL Care Kit Program enrollment (fee required)

Central Ducted Systems

Models: CENTRAL-18-HP through CENTRAL-60-HP, MVP Series

  • Parts: 10 years from installation date
  • Compressor: 10 years from installation date
  • Labor: 10 years (installer responsible for first 90 days)
  • Installation: Professional installer NOT required when using MRCOOL Quick Connect Pre-Charged Line Set

Universal Series Split Systems

Models: UHP series, UAH series Air Handlers

  • Parts: 10 years from proof of purchase
  • Compressor: 10 years from proof of purchase
  • Labor: 2 years limited (begins 91 days after purchase, covers diagnostic and repair costs)
  • Installation: Professional installer required

Inverter Package Series

Models: GCSHPM series, GCSCAM series

  • Parts: 10 years from installation date
  • Labor: 5 years limited (manufacturing defects only, begins 91 days after installation)
  • Installation: Professional installation required

Olympus Series Mini-Splits

Models: MDUO, MDUCO, MDUI series

Owner-Occupied Residences:

  • Parts: 5 years standard, 10 years with registration within 60 days
  • Compressor: 5 years standard, 10 years with registration within 60 days

Commercial Applications:

  • Parts & Compressor: 5 years with registration within 60 days
  • Installation: Professional installer required

Key Warranty Conditions

Product Registration:

  • Register at mrcool.com/warranty to activate extended coverage (where applicable)
  • Registration deadlines vary by series (30-180 days from purchase)

Installation Requirements:

  • Must comply with all federal, state, and local electrical codes
  • Must follow MRCOOL installation instructions
  • Must use new, compatible, MRCOOL-approved components
  • Warranty voids if installed with used or incompatible parts

Warranty Does NOT Cover:

  • Labor, diagnostic, shipping, or installation costs (except where labor warranty applies)
  • Normal maintenance (filter cleaning, lubrication, coil cleaning)
  • Refrigerant costs or energy consumption
  • Damage from improper installation, natural disasters, or electrical issues
  • Units moved from original installation address
  • Units installed outside USA and Canada

How to File a Warranty Claim

Contact MRCOOL:

For Labor Claims (Universal/Inverter Package Series within first 2 years):

  • Phone: (844) 518-2040

Required Documentation:

  • Proof of purchase
  • Product registration confirmation (if applicable)
  • Diagnostic testing results (professional HVAC technician may be required)
  • Defective parts must be returned when requested

For complete warranty terms and conditions, visit mrcool.com/warranty

Replacement parts are covered for the remainder of the original warranty period or 30 days, whichever is longer. Some states do not allow exclusion of incidental or consequential damages. This warranty gives you specific legal rights that may vary by state or province.

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MRCOOL Advantage 12,000 BTU 5th Gen Ductless Mini Split Heat Pump System - 21.2 SEER2, 115V (A-12-HP-115D-O) Reviews

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