MRCOOL | DIY Mini Split - 45,000 BTU 4 Zone Ductless Air Conditioner and Heat Pump with 25 ft. Install Kit | DIYM448HPW01C84

MRCOOL DIY 4th Gen 48K BTU 4-Zone Mini Split System

Four rooms, one system, zero stress. This MRCOOL DIY package makes it possible to heat and cool multiple spaces—without calling in an HVAC pro.

Benefits

• Whole-Home Flexibility: With three 9K air handlers and one powerful 18K unit, you’ll cover everything from bedrooms to living rooms with ease.

• DIY Hero Status: Save thousands on installation—this kit is designed for everyday homeowners, not just seasoned contractors.

• Smart Climate Control: Adjust temps from anywhere via the Smart HVAC app for Apple or Android. (Yes, you can crank the AC from bed without lifting more than a finger.)

• Eco + Budget Friendly: Up to 20.5 SEER efficiency means lower utility bills and a smaller carbon footprint.

• Confidence Built In: It’s the only condenser that offers a limited lifetime compressor warranty when registered with MRCOOL Care.

Features

• 48K BTU Multi-Zone Condenser (DIY-MULTI5-48HP230C)

  • Supports up to 5 zones

  • 20.5 SEER efficiency rating with select air handlers

  • Heats in temps as low as 5°F

  • Limited lifetime compressor warranty (with registration)

• Three 9K BTU Wall Mount Air Handlers (DIY-09-HP-WMAH-230C25)

  • Coverage: up to 375 sq. ft. each

  • Modes: COOL, HEAT, AUTO, DRY, SLEEP

  • Control via smartphone with Smart HVAC app

  • Compact, lightweight, wall-mount design

• One 18K BTU Wall Mount Air Handler (DIY-18-HP-WMAH-230C25)

  • Coverage: up to 750 sq. ft.

  • Modes: COOL, HEAT, AUTO, DRY, SLEEP

  • Smart control through Apple/Android

  • Sleek and simple wall installation

• Four 25 ft. Pre-Charged Line Sets (DIY25-1412)

  • Pre-charged with R-410A refrigerant

  • One line set required per air handler

  • Easy DIY connection saves on professional fees

• Extras Included

  • Remotes (x4)

  • Mounting plates, screws, anchors, and holders

  • Smart controller kit, manuals, and air freshening filters

  • Sound deadening pads, insulation materials, drain pipes, wall sleeve, UV tape, and more

  • Basically: everything you need short of pizza and cold drinks for installation day

• Optional Add-Ons

  • Additional line sets available if 25 ft. isn’t long enough

  • Coupler kits let you connect two line sets together for extended reach

Specifications

Condenser Specifications

Air Handler 9K BTU

Air Handler 18K BTU

Line Set

Information and Guides

Installation Manual

Product Brochure

Performance Specifications

Warranty

Energy Guide

AHRI Certificate