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MRCOOL DIY | 5th Generation 12k BTU Heat Pump Mini Split – Complete System (454B Refrigerant)

$1,651.30
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Description

5th Gen E Star 12,000 BTU Single Zone Mini Split Complete System with 25ft. Line Set 115V, DIY-12-HP-WM-115D25-O

DIY Installation. Smart Control. Energy Star® Certified Efficiency.

Upgrade your home’s comfort with the 5th Gen E Star 12,000 BTU Single Zone Mini Split Complete System with 25ft. Line Set 115V, DIY-12-HP-WM-115D25-O—a high-performance, Energy Star® certified solution designed for easy DIY installation. Ideal for rooms between 350 and 500 sq. ft., this ductless mini-split system delivers reliable year-round heating and cooling with no need for professional setup.

Packed with smart features, eco-friendly technology, and long-lasting durability, it provides exceptional climate control and convenience—all while helping you save on energy bills.

Top Features & Benefits

True DIY Installation

  • No vacuuming or specialized tools needed.

  • Includes a 25 ft. pre-charged Quick Connect® line set and DIYPRO® cable for safe, quick installation.

Energy Efficient & Eco-Conscious

  • Uses R-454B refrigerant—a next-generation solution with significantly lower Global Warming Potential (GWP) than older refrigerants.

  • Certified by Energy Star® for reduced energy use and long-term savings.

Smart Climate Control

  • Manage settings remotely through the SmartHVAC app, wireless remote, or by using voice commands with Amazon Alexa and Google Assistant.

  • Set schedules and automate comfort to suit your lifestyle.

Follow Me Technology

  • The system tracks the remote’s location and adjusts airflow and temperature accordingly, keeping the space evenly comfortable.

Quiet & Reliable Operation

  • Operates at whisper-quiet levels while maintaining consistent performance.

  • Backed by an industry-leading warranty for long-term peace of mind.

What’s Included

  • 12K BTU Condenser
  • 12K BTU Air Handler
  • 25 ft. Line Set + DIY Pro Cable
  • Remote Control

Specification

Dimensions & Weight
Condenser Dimensions 30.12 W” x 11.93 D” x 21.85 H”
Air Handler Dimensions 31.57 W” x 7.44 D” x 11.69 H”
Condenser Weight 65.48 lbs / 29.7 kg
Air Handler Weight 24.91 lbs / 11.3 kg
Capacity & Performance
Zone Capacity 1
Cooling Capacity 12,000 BTU
EER2 12.5
SEER2 23.5
Heating Capacity 12,000 BTU
HSPF2-4 10.2
HSPF2-5 7.6
Coverage Area 350 to 500 sq ft.
Outdoor Noise Level 54 dB(A)
Indoor Noise Level (Hi/Mi/Lo) 43.0/39.5/33.5/24.0/18.0 dB(A)
Electrical Requirements
Voltage 115V
Phase 1
Cycle 60 Hz
Max Fuse Breaker 20A
Min Circuit Ampacity 18A
Refrigerant & Piping
Refrigerant Type R-454B
Refrigerant Volume 30.34 oz
Liquid Line Size 1/4″
Suction Line Size 3/8″
Max Line Set Length 82 ft.
Features
Inverter DC
Compressor Type Rotary
Fan Only Option Yes
Quiet Mode Yes
Auto Cool Yes
Wifi Compatibility Yes
App Compatibility Yes
Works with IOS Yes
Works with Android Yes
Remote Control Included Yes
Certifications & Warranty
Certifications UL Listed, ETL Listed, Energy Star Certified, AHRI Certified
Warranty 7 Years Compressor
5 Years Parts
Extended Limited Lifetime Replacement
*If the original owner does not register the unit, the warranty defaults to the standard 5 year parts, 7 year compressor warranty
**The original, registered owner must be enrolled in the MrCool Care Program every year in order to qualify for the 7 year full unit replacement for compressor failure and lifetime compressor replacement.

Manual and Downloads

Install Manual
Remote Manual
Warranty Document

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