• MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
  • MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
  • MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
  • MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
  • MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
  • MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
  • MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
  • MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
  • MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
  • MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
  • MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
  • MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
  • MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
  • MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
  • MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08

MRCOOL

MRCOOL | DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit | DIYM218HPC01C08

SKU DIYM218HPC01C08
$4,846.60
$4,406.00
$4,846.60
$4,406.00

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MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08
MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08 MRCOOL DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 25 and 35 ft. Install Kit, DIYM218HPC01C08

Product Description

MRCOOL DIY 4th Generation Multi-Zone 18K BTU Mini Split System

Overview

This 4th Generation MRCOOL DIY Mini Split System provides a comprehensive solution for efficiently cooling and heating your home, office, or other spaces. This package includes everything needed for installation: an 18K BTU Multi-Zone Condenser, 9K and 12K BTU Ceiling Cassette Air Handlers, and all necessary accessories such as remote controls, linesets, and communication wires for each air handler. The standout feature of this system is its DIY installation, allowing you to set it up without hiring a professional HVAC technician or needing specialized tools, providing you with both flexibility and significant cost savings.

Benefits

  • DIY installation saves time and money by avoiding professional labor.
  • All components and accessories are included in the package.
  • Energy-efficient system with a high SEER2 rating and potential rebates.
  • Two-zone setup with an 18K BTU condenser powering two air handlers for flexible placement.
  • Option to upgrade with MRCOOL Care for a lifetime compressor warranty.

Features

  • 18K BTU condenser, 21.2 SEER2, energy-efficient design.
  • Operates in extreme conditions, reliable heating down to -13°F.
  • Warranty package: 7-year compressor, 5-year parts, with MRCOOL Care lifetime compressor option.
  • 9K BTU Ceiling Cassette: heats/cools 180–375 sq. ft., low-profile ceiling install, designed for 16" on-center joists or pre-manufactured I-joists, multiple modes (COOL, HEAT, AUTO, DRY, SLEEP), Elevation filter access.
  • 12K BTU Ceiling Cassette: heats/cools 250–500 sq. ft., same versatile modes and easy install with Elevation filter access.
  • Pre-charged linesets: 25 ft and 35 ft options, ready for DIY installation with precise R-410A charge.
  • DIY-friendly: no certified technician required, reduces labor costs.

Specifications

Condenser

 

Product Dimensions 35.04"W x 13.46"D x 26.50"H
Cooling Capacity 18,000 BTU
Heating Capacity 19,000 BTU
Zone Capacity 2
Cool Mode - Outdoor Operating Temperature Range 5°F ~ 122°F
Heat Mode - Outdoor Operating Temperature Range -13°F ~ 75.2°F
SEER2 21.2
EER2 12.5
HSPF2 9.6
Voltage Requires a minimum of 208V-230V/60HZ/18-25A (please check your home meets this electrical requirement prior to purchase)
Registered Warranty 7 Years Replacement on Condenser, 5 Years Parts


Air Handler 9K BTU

 

Product Dimensions 50.31"W x 13.19"D x 8.98"H
Mount Type Ceiling Cassette
Cooling Capacity 9,000 BTU
Heating Capacity 9,000 BTU
Registered Warranty 5 Years Parts
Modes Auto (Auto selects Cool, Heat or Fan-Only)
Cool
Heat
Dry
Fan Only
Sleep


Air Handler 12K BTU

 

Product Dimensions 50.31"W x 13.19"D x 8.98"H
Mount Type Ceiling Cassette
Cooling Capacity 12,000 BTU
Heating Capacity 12,000 BTU
Registered Warranty 5 Years Parts
Modes Auto (Auto selects Cool, Heat or Fan-Only)
Cool
Heat
Dry
Fan Only
Sleep

 

Line Set

 

Length 25 Feet
Liquid Line Size 1/4"
Suction Line Size 1/2"

 

Line Set

 

Length 35 Feet
Liquid Line Size 1/4"
Suction Line Size 1/2"

Information and Guides

Installation Manual
Product Brochure
Performance Specifications
Warranty
Energy Guide
AHRI Certificate

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