Pre-Order the new 5th Gen Series!

MRCOOL DIY Mini Split - 42,000 BTU 4 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump with 16 ft. Install Kit, DIYM448HPC02C00

5.0 3 reviews
Model: DIYM448HPC02C00
Regular price $11,704.00
Sale price $11,704.00 Regular price $16,720.00
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Mount type: Ceiling
Line set length: 16 ft.

Need different line set lengths?
Configure your system here!

Pre-Order Now! Estimated Shipping: June 2025. Be the first to own the brand-new 5th Gen Series.

Regular price $11,704.00
Sale price $11,704.00 Regular price $16,720.00

Product Overview

  • Zones: 4

  • DIY Installation

  • Pre-Charged Line Sets

  • Voltage: 208-230V

  • Outdoor Operating Temp (Cool): 5°F to 122°F

  • Outdoor Operating Temp (Heat): 5°F to 75.2°F

System also includes Communication Wires, Drain Hose Pipes, Wall Sleeves, Remote Controls and Wifi Dongles.

Better Together

System Details

DESCRIPTION

Step into the future of comfort with MRCOOL’s innovative 4th Gen DIY Mini Split, trusted by thousands of satisfied customers! Experience unmatched climate control across your rooms, all with effortless convenience. Perfect for your home, garage, workshop, and beyond. The best part? You can handle the installation yourself!

Condenser (48K BTU)

  • Streamlined Installation: Take control with MRCOOL’s patented Pre-Charged Quick Connect Line Sets, making installation a breeze without the need for professional assistance.
  • Resilient Protection: Stay safeguarded against wear with the Gold Fin® condenser coating.
  • Unmatched Efficiency: Enjoy remarkable energy savings with a 20.5 SEER2 and 8.5 HSPF-5 rating.
  • Winter-Ready: Generate warmth reliably, even when outdoor temperatures reach as low as 5°F.
  • Comprehensive Warranty: Benefit from a 7-year compressor warranty and a 5-year parts warranty.

Air Handler (9K BTU)

  • Compact Ceiling Installation: The MRCOOL DIY Series OuttaSight 9k BTU Ceiling Cassette fits seamlessly between 16” ceiling joists, delivering a sleek and space-saving installation.
  • Multi-Zone Compatibility: Designed to integrate with the DIY 4th gen MZ system, it enables multi-zone configurations and eliminates the need for ductwork.
  • Ideal Coverage Area: Perfect for spaces ranging from 180 to 375 square feet, making it suitable for both small and medium-sized rooms.
  • Remote Control Access: Enjoy effortless control with SmartHVAC app compatibility, enabling management from anywhere via a smartphone or tablet.
  • Effortless Installation: Simplify setup with MRCOOL’s Pre-Charged Quick Connect Line Set—no vacuuming or special tools needed.

Air Handler (12K BTU)

  • Compact Ceiling Installation: The MRCOOL DIY Series OuttaSight 12k BTU Ceiling Cassette fits easily between 16” ceiling joists for a modern, low-profile look.
  • Multi-Zone Compatibility: Operates smoothly with the DIY 4th gen MZ system to support multi-zone configurations and remove the need for ductwork.
  • Ideal Coverage Area: Designed to efficiently heat or cool spaces between 376 and 500 square feet.
  • Remote Control Access: Gain full control of your unit with the SmartHVAC app, providing convenience from virtually anywhere.
  • Effortless Installation: Installation is a breeze with MRCOOL’s Pre-Charged Quick Connect Line Set, allowing a fast and simple setup process.

Line Set

  • Optimized System Performance: The advanced copper line set connects the MRCOOL Condenser to MRCOOL Air Handlers, enhancing performance for your Multi-Zone system. One line set per indoor unit ensures seamless operation.
  • Pre-Charged Convenience: Designed for simplicity, these line sets are pre-filled with R-410A refrigerant, making installation quick and hassle-free.
  • DIY and Cost Savings: Skip the expensive technician fees with our user-friendly design. Install confidently and save money without compromising quality.
  • Extended Flexibility: Need additional reach? Our coupler kit allows you to effortlessly connect two standard line sets, ensuring unlimited cooling and heating coverage.

ELECTRICAL REQUIREMENTS

  • Model: DIY-MULTI5-48HP230C
  • Type: 48K BTU Condenser
  • BTU: 48,000 BTU
  • Power Supply: 208-230V/60 Hz/1ph
  • Minimum Circuit (Disconnect): 40.0 A
  • Maximum Fuse (Breaker): 60.0 A

SPECIFICATIONS & DIMENSIONS

  • Condenser
  • Product Dimensions: 37.48"W x 16.34"D x 52.48"H
  • Cooling Capacity: 48,000 BTU
  • Heating Capacity: 48,000 BTU
  • Zone Capacity: 5
  • Cool Mode - Outdoor Operating Temperature Range: 5F ~ 122F
  • Heat Mode - Outdoor Operating Temperature Range: 5F ~ 75.2F
  • SEER: 20.5
  • EER: 11
  • Voltage: Requires a minimum of 208V-230V/60HZ/40-60A (please check your home meets this electrical requirement prior to purchase)
  • Registered Warranty: 7 Years Replacement on Compressor, 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 from Cool, Heat or Fan-Only // Dry - dehumidify // Cool // Heat // Fan Only // Quiet // 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 from Cool, Heat or Fan-OnlyDry - dehumidifyCoolHeatFan OnlyQuietSleep
  • Line Set
  • Length: 16 Feet
  • Liquid Line Size: 1/4"
  • Suction Line Size: 1/2"

WHAT'S INCLUDED

  • 1 x 48K BTU Condenser
  • 2 x 9K BTU Air Handler
  • 2 x 12K BTU Air Handler
  • 4 x 16 ft. 1/4 x 1/2 Line Set

INSTALLATION & GUIDES

COVERAGE AREA

Please refer to this coverage chart to determine how many BTUs are required for the area you would like to cool or heat.

BTU  Square Feet
9,000 BTU 180 - 375 Sq Ft.
12,000 BTU 376 - 500 Sq Ft.
18,000 BTU 501 - 750 Sq Ft.
24,000 BTU 751 - 1,000 Sq Ft.
36,000 BTU 1,001 - 1,500 Sq Ft.

Some additional factors may impact performance such as insulation, ceiling height and the number of appliances in the room. For assistance, contact our Product Experts.

SHIPPING POLICY

Free Curbside Delivery
MRCOOL orders include free curbside delivery via FedEx Ground, FedEx Freight, or the most trusted carrier available. Please note that delivery is to the curbside only - be sure to arrange for assistance if needed, as the carrier will not bring items inside your home.

Tracking & Delivery Scheduling
In most cases, you will receive tracking details 3-5 business days after you place your order. When the tracking number is sent, please allow 1-2 business days for the tracking number to populate details.

See our full Shipping Policy here.

RETURN POLICY

MRCOOL returns must be requested within 30 days of your delivery date. We are unable to process returns submitted after this period. Products must be unused, uninstalled, and in their original packaging, including the box and pallet, to qualify for a return.

Please note, a 35% restocking fee will be applied to all approved returns.

See our full Return Policy here.

Looking for a different size?

Use our custom builder to find your perfect mini split system.

Customer Reviews

Based on 3 reviews
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D
Debralee Chowning
"Mr Cool Mini Split: Unmatched Comfort and Efficiency!"

I recently purchased the Mr Cool Mini Split System, and I'm thrilled with its performance! Premium Home Source was excellent with communication and delivery. The installation was a breeze, and the system quickly transformed my space into a comfortable oasis. The sleek design and quiet operation exceeded my expectations. It's energy-efficient and provides precise temperature control. I highly recommend the Mr Cool Mini Split for anyone looking for a reliable and efficient heating/cooling solution.

J
Joseph Dauphinais
DIY ceiling cassette.

Very detailed instructions. Had no problems installing. Keeps the whole 1st floor warm. Very impressed.

L
Lyndy Little
The order/delivery process

Premium Home Source coordinated our purchase and delivery perfectly.