MRCOOL DIY 18,000 BTU Ductless 25FT Lineset Mini-Split Air Conditioner and Heat Pump, DIY-18-HP-230B25-34 - A&A Mini Splits

MRCOOL DIY 18,000 BTU Single Zone Ductless 25FT Lineset Mini-Split Air Conditioner and Heat Pump, DIY-18-HP-230B25-34

Regular price $3,800.00 $3,220.00 Sale

MRCOOL DIY 4th Gen 12K BTU Ductless Mini-Split Heat Pump System with 25ft Line Set

Product Overview

The MRCOOL DIY 4th Gen 12,000 BTU Ductless Mini-Split Heat Pump is the ultimate solution for year-round home comfort. Designed with do-it-yourselfers in mind, this innovative system is Energy Star Certified and perfect for spaces up to 500 sq. ft. It includes a 12K air handler, 12K condenser, and a 25 ft. pre-charged line set equipped with Fast Connection® fittings—eliminating the need for special tools or professional installation.

Equipped with a variable-speed DC inverter compressor and running on advanced, eco-friendly R-454B refrigerant, this system delivers energy-efficient performance with up to 22 SEER. It’s capable of operating in extreme climates, cooling down to -13°F and heating up to 75°F. Control it your way—whether with the included remote, your smartphone, Amazon Alexa, or Google Assistant via the SmartHVAC app.

Enjoy a variety of modes including auto, heat, cool, dry, sleep, quiet, and fan-only. The Follow Me® function adjusts the temperature based on the location of the remote control, keeping you comfortable wherever you are in the room.

Key Features

  • Up to 22 SEER efficiency rating
  • R-454B refrigerant – lower GWP and higher efficiency than R-410A or R-32
  • SmartHVAC app, Alexa, and Google Assistant compatible
  • Pre-charged 25 ft. line set with Fast Connection® fittings
  • Quiet operation with decibel ratings as low as 23.5 dBA
  • Installation-ready: no special tools required
  • Multiple modes: Heat, Cool, Dry, Sleep, Auto, Fan, Quiet
  • Gold Fin® anti-corrosion condenser protection
  • Energy Star certified with 5-year parts / 7-year compressor warranty

Technical Specifications

Condenser Dimensions 30.12"W x 11.93"D x 21.85"H
Condenser Weight 65.70 lbs
Air Handler Dimensions 31.57"W x 7.44"D x 11.69"H
Air Handler Weight 24.03 lbs
Cooling/Heating Capacity 12,000 BTU
SEER / EER 22 / 12.5
COP 47°F 3.36
HSPF (Region IV/V) 11.5 / 9
CFM 305.88 / 211.76 / 147.06
Voltage 115V / 60Hz / 19-25A (Check compatibility)
Phase Single
Line Set Length 25 ft (Included)
Max Line Set Length 82.02 ft
Liquid/Suction Line Size 1/4" / 1/2"
Refrigerant Type R-454B
Refrigerant Volume 38.10 oz
Operating Sound Low: 23.5 dBA / High: 37 dBA
Ambient Operating Range (Cool/Heat) -13°F to 122°F / -13°F to 75°F
Oscillation 4-Way
Includes Remote, Batteries, Smart Module
Certifications Energy Star, UL Listed, AHRI Certified
Warranty 5-Year Parts / 7-Year Compressor
Restricted Shipping States GU, PR, VI

Downloads & Documentation