MRCOOL 12K BTU 22 SEER DIY Ductless Mini-Split Heat Pump AC $1,627.00
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MRCOOL 12000 BTU 22 SEER Ductless DIY Mini-Split Heat Pump & Air Conditioner system includes – MRCOOL 12 SEER Heat Pump Condenser DIY-12-HP-C-115B & MRCOOL Variable Speed Air Handler DIY-12-HP-WMAH-115B.

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Square Installments


MRCOOL 12K BTU 22 SEER DIY Ductless Mini-Split Heat Pump AC


MRCOOL 12000 BTU 22 SEER Ductless Mini-Split Heat Pump system from E Star DIY’s third generation series is a convenient heating and cooling solution for indoors. This 22 SEER easy-install split AC is capable of heating and air conditioning areas up to 750 square feet, making it perfect for server rooms, personal offices, studios and small apartments and houses. The DC inverter technology of the 22 SEER-rated split HVAC system ensures minimum energy consumption and operation cost.

Besides, being quick and easy to install, this ductless heat pump from MRCOOL can also be controlled and programmed wirelessly using the SmartHVAC module. For more convenience and hands-free voice control, 3rd gen MRCOO 22 SEER DIY heat pump is also compatible with Google Assistant and Amazon Alexa.


MRCOOL 12000 BTU 22 SEER Ductless DIY Mini-Split Heat Pump & Air Conditioner system includes –

  1. MRCOOL 12 SEER Heat Pump Condenser DIY-12-HP-C-115B
  2. MRCOOL Variable Speed Air Handler DIY-12-HP-WMAH-115B


Features of MRCOOL 22 SEER 12K BTU Do It Yourself 3rd Gen Mini-Split Ductless Heat Pump A/C System

  • Corrosion-resistant Gold Fin Condenser
  • Wall mount accessibility
  • WiFi control & programmable SmartHVAC module
  • Compatible with both iOS & Android devices
  • Three cooling options
  • Sleep mode to ensure 24-hour comfort
  • Environment-friendly technology
  • Low ambient cooling (5°F) for server room, greenhouse, etc.
  • 16 feet installation kit included – copper tube, wall sleeve, drain hose, etc.
  • Easy quick connect
  • Four-way air circulation
  • Single zone capacity
  • Auto-restart functionality
  • Doesn’t require demolishing existing walls or ceilings
  • DC inverter compressor technology that saves energy cost
  • Heating & cooling coverage up to 500 sq. ft.
  • Support for Google Assistant & Amazon Alexa
  • Automatic leak detection technology to protect the equipment
  • Superior comfort
  • Follow Me® Function for personalized performance
  • 22 SEER & 10 HSPF efficiency rating
  • Louver Position Memory that remembers your position
  • Silent operation
  • Variable fan speed
  • 12000 BTU heating & cooling capacity
  • Easy Do-It-Yourself (DIY) installation


Specifications of MRCOOL DIY 12K BTU 22 SEER Heat Pump & AC

Brand, Capacity, Performance & Ratings
Outdoor Model Number DIY-12-HP-C-115B
Indoor Model Number DIY-12-HP-WMAH-115B
Type Mini Split System
Duct Ductless
Heat Pump & Air Handler Series E Star DIY Series
Generation Third Generation
HVAC Operation Both Heating & Air Conditioning
Heating Capacity (BTU) 12000 BTU
Cooling Capacity (BTU) 12000 BTU
SEER Rating 22 SEER
Area Coverage Up to 500 square feet
Refrigerant Type R-410A
Electrical Data
Voltage 208 – 230V
Frequency 60 Hz
Phase 1
Min. Circuit (Disconnect) 15
Max. Fuse (Breaker) 20
Dimension, Size & Weight
Indoor Unit Dimension 31.57” x 7.44” x 11.69”
Outdoor Unit Dimension 31.50” x 13.11” x 21.81”
Liquid Piping Size 1/4 inch
Gas Piping Size 1/2 inch
Indoor Unit Net Weight 19.62 lbs
Indoor Unit Gross Weight 37.70 lbs
Outdoor Unit Net Weight 78.70 lbs
Outdoor Unit Gross Weight 102.29 lbs
National Average Annual Operating Costs
Heating Cost $254
Cooling Cost $72



Warranty –

  • Compressor warranty: 7 years
  • Parts warranty: 5 years


N.B: For better comfort and longevity, it is advised that the unit is installed and maintained by a licensed HVAC professional.

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