Customer Service Call Now
Skip to content

MRCOOL DIY Mini Split - 48,000 BTU 4 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump, DIY-BC-448HP09091218

SKU DIY-BC-448HP09091218

by MRCOOL
Authorized Dealer Official
100% Authentic Guarantee
In stock, ready to ship

Fast shipping icon FREE EXPRESS SHIPPING: Process orders in 1 business day

Returns icon STRESS FREE RETURNS: 2 Year Returns

VIP icon PREMIUM QUALITY: Top Tier Products, Even Better Customer Care

Warranty icon 5 YEAR WARRANTY: We Believe In Our Products & Our Team

$7,553.00

Notify me when back in stock

Estimated Shipping Widget will be displayed here!

MRCOOL Accessories

Sticky Add to Cart Button

MRCOOL DIY Mini Split - 48,000 BTU 4 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump (DIY-BC-448HP09091218)

Picture offering your customers the ultimate in flexible, efficient climate control with the MRCOOL DIY 48,000 BTU 4 Zone Ceiling Cassette Mini Split system. Designed specifically for contractors and business owners who install in bulk, this cutting-edge multi-zone ductless system transforms any home, garage, or commercial space into a haven of comfort—without the headaches of complicated installation. Now, you can provide a high-performance HVAC solution that your clients can enjoy year-round, while you benefit from faster installs and reduced labor costs.

Imagine cutting down installation time dramatically with MRCOOL’s patented Pre-Charged Quick Connect Line Sets. This innovative technology allows you to skip the usual vacuuming and specialized tools, enabling you or your team to set up the system quickly and efficiently. The DIY-friendly design means fewer callbacks, smoother projects, and more satisfied customers who appreciate the convenience of a professional-grade system that’s easy to install.

This 48,000 BTU condenser delivers exceptional performance with a 20.5 SEER2 cooling efficiency and 8.5 HSPF-5 heating rating, ensuring your customers save on energy bills while enjoying consistent comfort. Its Gold Fin® coating protects the condenser from corrosion and wear, extending the life of the unit. Plus, it’s engineered to keep homes warm even when outdoor temperatures drop as low as 5°F. Backed by a 7-year compressor warranty and a 5-year parts warranty, this system offers reliability you can confidently stand behind.

The system includes four ceiling cassette air handlers designed to fit perfectly between standard 16” ceiling joists, delivering discreet, modern aesthetics without sacrificing power or coverage:

  • 9,000 BTU Unit: Ideal for rooms from 180 to 375 sq. ft., perfect for bedrooms or small offices
  • 12,000 BTU Unit: Covers 376 to 500 sq. ft., great for medium-sized living spaces or work areas
  • 18,000 BTU Unit: Efficiently manages 501 to 750 sq. ft., suited for larger rooms or commercial zones

Each handler integrates flawlessly with the DIY 4th Gen multi-zone system, allowing precise temperature control in up to four zones without the need for ductwork.

Give your customers the power to manage their comfort effortlessly with the SmartHVAC app. Whether they’re at home or on the go, they can adjust settings, set schedules, and monitor energy usage right from their smartphone or tablet—adding a layer of convenience that today’s homeowners expect.

  • Streamlined DIY Installation: Pre-charged quick connect lines reduce install time and labor costs
  • Multi-Zone Flexibility: Customize comfort for up to four rooms or zones with one system
  • Energy Efficient Performance: High SEER and HSPF ratings lower utility bills and carbon footprint
  • Discreet, Modern Design: Ceiling cassette units fit neatly between joists for a clean look
  • Industry-Leading Warranty: 7 years on the compressor and 5 years on parts for peace of mind

By choosing the MRCOOL DIY 48,000 BTU 4 Zone Mini Split system, you’re not just selling HVAC equipment—you’re offering your customers a lifestyle upgrade. Imagine their satisfaction as they enjoy quiet, efficient heating and cooling tailored perfectly to their space, all installed with ease and backed by industry-leading warranties. This system empowers you to grow your business by providing a future-ready, hassle-free solution that meets the demands of modern comfort and convenience.

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.

Air Handler (18K BTU)

  • Compact Ceiling Installation: The MRCOOL DIY Series OuttaSight 18k BTU Ceiling Cassette fits neatly within 16” ceiling joists for a clean and unobtrusive appearance.
  • Multi-Zone Compatibility: Built to work with the DIY 4th gen MZ system for multi-zone functionality and ductless operation.
  • Ideal Coverage Area: Capable of managing heating and cooling needs in spaces of 501 to 750 square feet with ease.
  • Remote Control Access: Take full command using the SmartHVAC app, ensuring convenience whether at home or away.
  • Effortless Installation: With MRCOOL’s Pre-Charged Quick Connect Line Set, setting up the unit is fast and hassle-free—no professional tools required.

For Shipping & return information visit here

Request a Personalized Quote

Please complete the form below, and our team will prepare a customized quote for your project within 24-48 business hours.

Contact Information

Project Information

Please include as much detail as possible about your project goals, deliverables, and specific requirements.
Any other details that would help us prepare an accurate quote for your project.

Frequently Asked Questions About MRCOOL DIY Mini Split - 48,000 BTU 4 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump, DIY-BC-448HP09091218

Most Frequently Asked Questions

Other Questions

Product Overview

  • Zone / ROOM:

    Zone / ROOM: 4 Zone

  • Air Handler BTU:

    Air Handler BTU: 9k + 9k + 12k + 18k

  • Coverage Area:

    Coverage Area: 2000 sq.ft

  • Condenser BTU:

    Condenser BTU: 48k

  • Outdoor Operating Temp (Cool/ heat):

    Outdoor Operating Temp (Cool/ heat): -13°F (-25°C) for heating | 115°F (46°C) for cooling

  • Warranty

    Warranty 7 Year Compressor & 5 Year Parts

MRCOOL DIY Mini Split - 48,000 BTU 4 Zone Ceiling Cassette Ductless Air Conditioner and Heat Pump, DIY-BC-448HP09091218 Reviews