Description

MRCOOL DIY 18,000 BTU 2-Zone Ductless Mini Split System with 25 ft. & 50 ft. Install Kits (DIYM218HPW00C10) – Up to 21 SEER

Upgrade your home comfort with the MRCOOL DIY 18,000 BTU 2-Zone Ductless Mini Split Air Conditioner and Heat Pump System, designed to efficiently heat and cool two separate rooms with independent temperature control. This 4th Generation MRCOOL system includes pre-charged line sets, wall-mounted air handlers with enhanced Wi-Fi, and true DIY installation technology, eliminating the need for professional HVAC services.


What’s Included

• MRCOOL DIY Multi-Zone 2-Zone 18K BTU Condenser (4th Gen) – DIY-MULTI2-18HP230C

• MRCOOL DIY 4th Gen 9K BTU Wall-Mounted Air Handler (230V) – DIY-09-HP-WMAH-230C25 (Qty: 2)

• MRCOOL 25 ft. Pre-Charged Line Set (1/4" x 1/2") – DIY25-1412 (Qty: 1)

• MRCOOL 50 ft. Pre-Charged Line Set (1/4" x 1/2") – DIY50-1412C (Qty: 1)

• Wireless remotes included

• Smart controller kit included


Key Features & Benefits

• High-Efficiency Multi-Zone Performance

• Up to 21 SEER when paired with compatible MRCOOL DIY air handlers

• 18,000 BTU total system capacity

• Independent temperature control for two zones

• All-Weather Heating & Cooling

• Provides reliable heating in outdoor temperatures as low as 5°F

• Designed for year-round comfort in a wide range of climates

• True DIY Installation

• Uses MRCOOL patented Pre-Charged Quick Connect® Line Sets

• Line sets are factory-charged with R-410A refrigerant

• No vacuuming, welding, or specialized tools required

• Designed for fast homeowner installation and labor cost savings

Wall-Mounted Air Handlers (9K BTU x2)

• Each unit covers up to 375 sq. ft.

• Multiple operating modes: Cool, Heat, Auto, Dry (Dehumidify), and Sleep

• Compact, lightweight design mounts easily to interior walls

• Even airflow distribution for balanced room comfort

Smart Control & Wi-Fi Connectivity

• Built-in enhanced Wi-Fi for easy system setup

• Control your system using the Smart HVAC app on iOS or Android

• Wireless remotes included for convenient local control

Pre-Charged Line Sets Included

• 25 ft. and 50 ft. copper line sets included for flexible installation layouts

• Each indoor unit requires one line set

• DIY-friendly design eliminates the need for certified technicians

Warranty Coverage

• 7-year compressor warranty and 5-year parts warranty

• Eligible for limited lifetime compressor warranty with MRCOOL Care Program registration



Why Choose the MRCOOL DIY 2-Zone Mini Split System?

This system is perfect for homeowners seeking affordable, efficient, and customizable comfort without professional installation. With included line sets, smart Wi-Fi control, and independent zoning, the MRCOOL DIY 2-Zone system delivers reliable performance and long-term value.


Technical Specifications

• Model: DIYM218HPW00C10

• System Type: Multi-Zone Ductless Mini Split Heat Pump

• Zones Supported: 2

• Total Cooling Capacity: 18,000 BTU

• Total Heating Capacity: 18,000 BTU

• Efficiency Rating: Up to 21 SEER

• Air Handler Capacity: 9,000 BTU each

• Refrigerant: R-410A (pre-charged)

• Voltage: 208–230V / 60Hz

• Heating Operation: Down to 5°F