MRCOOL DIY 4th Gen 48K BTU 4-Zone Mini Split with 9K + 9K + 9K + 18K Air Handlers

Upgrade your home’s heating and cooling with the MRCOOL DIY 4th Gen 48K BTU Multi-Zone Mini Split, designed for DIY installation. This system provides efficient climate control across four separate zones, featuring three 9K BTU air handlers and one 18K BTU air handler. The Gold Fin® condenser coating enhances durability in harsh conditions, while WiFi-enabled smart control allows you to adjust your temperature remotely. With 20.5 SEER2 efficiency and heating capability down to -13°F, this system ensures year-round comfort and energy savings.

Key Features

Condenser (48K BTU)

• DIY-Friendly Installation – Pre-Charged Quick Connect Line Sets allow tool-free setup.
• Gold Fin® Technology – Corrosion-resistant for long-lasting performance, even in coastal areas.
• Energy Efficient – 20.5 SEER2 rating with 8.5 HSPF-5 for cost savings.
• All-Weather Operation – Functions in temperatures as low as -13°F for heating and up to 122°F for cooling.
• Reliable Warranty – 7-year compressor warranty and 5-year parts warranty for peace of mind.

Air Handler (9K BTU)

• Perfect for Small-to-Medium Rooms – Ideal for spaces from 180 to 375 sq. ft.
• Multiple Modes – Choose from Cool, Heat, Auto, Dry (dehumidify), Fan-Only, Quiet, and Sleep Mode.
• Smart Control – Compatible with the SmartHVAC App, Alexa, and Google Assistant.
• Compact Wall-Mounted Design – Sleek and space-saving for easy installation.

Air Handler (18K BTU)

• Larger Room Coverage – Designed for 501 to 750 sq. ft.
• WiFi-Enabled Convenience – Adjust settings via remote control, smartphone, or voice assistant.
• Energy-Saving Operation – Maintains consistent comfort with variable-speed inverter technology.
• Low-Maintenance Design – Washable filters and self-cleaning mode extend performance.

Pre-Charged Line Sets for DIY Installation

• No Vacuuming Required – Pre-charged with R-410A refrigerant, making installation simple.
• Leak-Proof Connection – Quick Connect fittings ensure a secure and tight seal.
• Flexible Installation – Includes four 16 ft. 1/4 x 1/2 line sets for easy placement.

Specifications

48K BTU Multi-Zone Condenser

• Cooling Capacity: 48,000 BTU
• Heating Capacity: 48,000 BTU
• Zone Capacity: Up to 5 zones
• Outdoor Operating Temp (Cooling): 5°F - 122°F
• Outdoor Operating Temp (Heating): -13°F - 75.2°F
• SEER2: 20.5
• EER2: 11
• HSPF-4: 11
• HSPF-5: 8.5
• Power Supply: 208V-230V/60Hz
• Minimum Circuit Ampacity: 40-60A
• Condenser Dimensions: 37.48"W x 16.34"D x 52.48"H
• Registered Warranty: 7 years on compressor, 5 years on parts

9K BTU Wall Mount Air Handler (x3)

• Cooling Capacity: 9,000 BTU
• Heating Capacity: 9,000 BTU
• Coverage Area: 180 - 375 sq. ft.
• Modes: Auto, Cool, Heat, Dry, Fan, Quiet, Sleep
• Power Supply: 208V-230V/60Hz
• Dimensions: 31.57"W x 7.44"D x 11.69"H
• Registered Warranty: 5 years on parts, 1 year on remote

18K BTU Wall Mount Air Handler

• Cooling Capacity: 18,000 BTU
• Heating Capacity: 18,000 BTU
• Coverage Area: 501 - 750 sq. ft.
• Modes: Auto, Cool, Heat, Dry, Fan, Quiet, Sleep
• Power Supply: 208V-230V/60Hz
• Dimensions: 31.57"W x 7.44"D x 11.69"H
• Registered Warranty: 5 years on parts, 1 year on remote

Line Sets

• (4) 16 ft. 1/4 x 1/2 Pre-Charged Line Sets – Compatible with 9K, 12K & 18K BTU Air Handlers
• Pre-Charged with R-410A Refrigerant
• Registered Warranty: 5 years on parts

What’s in the Box?

✔ 1 x MRCOOL DIY 4th Gen 48K BTU Multi-Zone Condenser
✔ 3 x 9K BTU Wall Mount Air Handlers
✔ 1 x 18K BTU Wall Mount Air Handler
✔ 4 x 16 ft. Pre-Charged Line Sets (1/4 x 1/2)
✔ 4 x MRCOOL Remote Controls
✔ 4 x Wall Sleeves

Why Choose MRCOOL DIY 4th Gen Multi-Zone?

• DIY Installation Saves Money – No professional technician required.
• WiFi-Enabled Smart Control – Adjust temperature from anywhere.
• High Energy Efficiency – Save on electricity bills with 20.5 SEER2 rating.
• Reliable Performance – Works in extreme cold and hot climates.
• Comprehensive Warranty – 7-year compressor & 5-year parts coverage.