MRCOOL | DIY Mini Split - 21,000 BTU 2 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 16 and 35 ft. Install Kit | DIYM218HPC01C02

MRCOOL DIY Mini Split — 4th Generation

Overview

Introducing the 4th Gen MRCOOL DIY Mini Split, an all-in-one solution for cooling and heating in homes or small commercial spaces. This package includes an 18K BTU multi-zone condenser, 9K and 12K BTU ceiling cassette air handlers, a remote, linesets, and communication wires for each air handler. It’s designed for self-installation, so you can set it up without costly HVAC technicians or specialized equipment.

Benefits

• Self-installation saves time and money. No need to hire HVAC pros.
• Energy efficiency: 18K BTU condenser with 21.2 SEER2.
• Works in extreme temperatures. Heating down to -13°F.
• Warranty options: 7-year compressor and 5-year parts. Lifetime compressor coverage with MRCOOL Care Program.
• System integrity: when all air handlers run, total BTU stays under the condenser rating (18K BTU).
• Includes pre-charged linesets and everything needed for DIY setup.

Features

• 18K BTU Condenser: Energy efficient with 21.2 SEER2 and capable of heating and cooling reliably.
• 9K BTU Ceiling Cassette: Heats/cools 180–375 sq ft. Modes: COOL, HEAT, AUTO, DRY, SLEEP. Low-profile design for discreet installation; easy installation between joists on 16" centers and I-joists. Elevation function lowers the filter panel for easy air filter access.
• 12K BTU Ceiling Cassette: Heats/cools 250–500 sq ft. Similar modes and low-profile installation. Elevation feature for easy filter maintenance.
• Line Sets: Pre-charged with the exact amount of R-410A refrigerant, making DIY setup straightforward and minimizing the need for a certified technician.
• Includes: MRCOOL DIY Multi-Zone 2-Zone 18K BTU Condenser (4th Gen), 9K and 12K ceiling cassette air handlers, remotes, pre-charged linesets, and communication wires for each air handler.

Specifications

Condenser

Air Handler 9K BTU

Air Handler 12K BTU

Line Set

Line Set

Information and Guides

Installation Manual
Product Brochure
Performance Specifications
Warranty
Energy Guide
AHRI Certificate