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MRCOOL 48,000 BTU DIY 5th Gen 21.8 SEER2 3 Zone Wall Mount Mini Split Heat Pump System - R454B | 230V - 6 + 9 + 24

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MRCOOL

In stock

Model

DIY-MULTI6-48HP230D / DIY-06-WM / DIY-09-WM / DIY-24-WM

ID

211041

Was $5,700.20
Your Low Price $5,182.00
 
Product Features
  • 48,000 BTU Comfort For 1500 Sq Ft
  • Designed For Spaces Up To 1500 Sq Ft
  • Energy-Efficient Comfort With 21.8 SEER2
  • WiFi Control From Your Smartphone
  • Quick-Connect Installation Design
  • Reliable Cooling Up To 122°F
Customize MRCOOL 48,000 BTU DIY 5th Gen 21.8 SEER2 3 Zone Wall Mount Mini Split Heat Pump System - R454B | 230V - 6 + 9 + 24
48,000 BTU MRCOOL 6 Zone Condenser - R454B
48,000 BTU MRCOOL 6 Zone Condenser - R454B   + $3,228.00
6,000 BTU MRCOOL DIY 5th Generation Wall Mount Air Handler – R454B
6,000 BTU MRCOOL DIY 5th Generation Wall Mount Air Handler – R454B   + $457.00
9,000 BTU MRCOOL DIY 5th Generation Wall Mount Air Handler – R454B
9,000 BTU MRCOOL DIY 5th Generation Wall Mount Air Handler – R454B   + $532.00
24,000 BTU MRCOOL DIY 5th Generation Wall Mount Air Handler - R454B
24,000 BTU MRCOOL DIY 5th Generation Wall Mount Air Handler - R454B   + $965.00
16ft 1/4 x 3/8 Line Set for DIY 6K, 9K & 12K Indoor - R454B
16ft 1/4 x 3/8 Line Set for DIY 6K, 9K & 12K Indoor - R454B
16ft 3/8 x 5/8 Line Set for DIY 24K & 36K Indoor - R454B
30" Wall Mount Bracket
Installation Kit for Condensers
Cielo Breez Max Mini Split Thermostat with WiFi
48,000 MRCOOL 5th Gen DIY 21.8 SEER2 Three Zone Wall Mounted Mini Split Heat Pump System - R-454B | 6 + 9 + 24 DIY-MULTI6-48HP230D / DIY-06-WM / DIY-09-WM / DIY-24-WM

$5,182.00

48,000 BTU MRCOOL 5th Gen DIY 21.8 SEER2 Three Zone Wall Mounted Mini Split Heat Pump System – R-454B | 6 + 9 + 24

The MRCOOL 5th Gen DIY 48,000 BTU Three Zone Wall Mounted Mini Split Heat Pump System offers powerful and versatile climate control for homes with diverse room sizes. This setup includes a 6,000 BTU indoor unit for small bedrooms or offices, a 9,000 BTU unit for medium-sized spaces, and a 24,000 BTU unit ideal for large living rooms, open areas, or master suites. Built with energy efficiency, smart technology, and simple installation in mind, it provides year-round comfort without the need for professional HVAC labor.

Key Features

  • Versatile Zone Coverage: Includes 6K, 9K, and 24K BTU indoor units to meet the comfort needs of small, medium, and large spaces.
  • High Efficiency: Delivers up to 21.8 SEER2 cooling and 10.5 HSPF2 heating performance for lower energy bills.
  • Smart Operation: Compatible with the SmartHVAC app, Amazon Alexa, and Google Assistant for easy remote or voice control.
  • Follow Me® Technology: Maintains your desired temperature where the remote is located for personalized comfort.
  • Ultra-Quiet Comfort: Operates with minimal noise to ensure a peaceful indoor environment.
  • Eco-Conscious Refrigerant: Uses R-454B for a more environmentally responsible operation.

System Benefits

  • All-Season Performance: Provides reliable cooling in the summer and heating in the winter, functioning in temperatures as low as -13°F.
  • Individual Climate Zones: Adjust each zone independently to optimize comfort and energy savings.
  • Long-Lasting Design: Gold Fin® condenser coating helps resist corrosion and extend system lifespan.
  • Budget-Friendly Comfort: Reduces the need for costly professional installation while maintaining premium performance.
  • Warranty Protection: Backed by a limited lifetime compressor warranty and 7-year parts coverage.

Ideal for homeowners who want complete climate control across differently sized rooms, the MRCOOL DIY 5th Gen 48,000 BTU Three Zone Mini Split System combines top-tier efficiency, advanced features, and a simple installation process for year-round comfort. These bundles require the purchase of a Pre-Charged Line Set, these are not included.

6,000 BTU MRCOOL DIY 5th Generation Wall Mount Air Handler – R454B

MRCOOL® 6k DIY 5th Generation Mini-Split Air Handler 230v

The MRCOOL® 6k DIY 5th Generation Mini-Split Air Handler is a compact, energy-efficient solution designed for single-zone comfort. Ideal for smaller spaces, this 230-volt unit delivers reliable heating and cooling performance while supporting the full functionality of the MRCOOL® DIY series. With a focus on flexibility and user-friendly installation, it's perfect for homeowners looking for a cost-effective and convenient HVAC upgrade.

Key Features:

  • Energy Efficiency: High SEER2 ratings ensure lower energy consumption and long-term cost savings.
  • DIY Installation: Designed to be installed without the need for professional HVAC labor, thanks to the pre-charged line sets and easy-to-follow setup.
  • Quiet Operation: Operates at low sound levels to maintain a peaceful indoor environment.
  • Compact Design: Small footprint makes it ideal for rooms with limited wall space while still delivering efficient comfort.
  • Auto Restart and Timer Functions: Built-in convenience features enhance usability and system responsiveness.
  • Multi-Speed Fan: Offers adjustable airflow settings to suit your comfort needs year-round.

Specifications:

  • Model Number: DIY-06-HP-WMAH-230D25-O
  • Voltage: 230V
  • Cooling Capacity: 6,000 BTU
  • Refrigerant Type: R-454B
  • Mounting Type: Wall-mounted

This air handler is part of the MRCOOL® 5th Generation DIY system, offering high efficiency, ease of use, and superior performance. Whether you're outfitting a new room or replacing an older unit, the 6k Mini-Split Air Handler brings reliable, modern climate control within reach of any homeowner.

9,000 BTU MRCOOL DIY 5th Generation Wall Mount Air Handler – R454B

MRCOOL® 9k DIY 5th Generation Mini-Split Air Handler 230v

The MRCOOL® 9k DIY 5th Generation Mini-Split Air Handler offers powerful, energy-efficient heating and cooling for small to mid-sized spaces. Engineered with the do-it-yourself homeowner in mind, this 230-volt unit combines superior performance with simplified installation and smart home compatibility. It is part of the advanced 5th Generation MRCOOL® DIY lineup, bringing comfort, control, and convenience to your fingertips.

Key Features:

  • High Efficiency: Delivers a strong balance of comfort and energy savings with high SEER2 performance ratings.
  • Easy DIY Installation
  • Smart Home Ready: Works with the MRCOOL® SmartHVAC app and is compatible with Amazon Alexa and Google Assistant.
  • Quiet Operation: Minimizes indoor noise for enhanced comfort and relaxation.
  • Auto Restart: Automatically resumes operation after a power outage with previous settings restored.
  • Multiple Modes: Offers heating, cooling, dehumidification, and fan-only modes to adapt to varying climate needs.
  • Compact Wall-Mount Design: Saves space while delivering effective room-wide air circulation.

Specifications:

  • Model Number: DIY-09-HP-WMAH-230D25-O
  • Voltage: 230V
  • Cooling/Heating Capacity: 9,000 BTU
  • Refrigerant Type: R-454B
  • Mounting: Wall-mounted

Whether you're upgrading your comfort system or outfitting a new area, the MRCOOL 9k DIY Mini-Split Air Handler provides reliable performance, energy efficiency, and easy installation. It’s the perfect choice for those looking for comfort without the hassle of traditional HVAC setups.

24,000 BTU MRCOOL DIY 5th Generation Wall Mount Air Handler - R454B

MRCOOL 24k DIY 5th Generation Mini-Split Air Handler 230V

The MRCOOL DIY 24k BTU 5th Generation Mini-Split Air Handler delivers powerful, efficient climate control with the convenience of true DIY installation. Perfect for larger spaces, this 230V unit is designed for homeowners who want high performance and ease of use without relying on professional HVAC services.

Featuring MRCOOL’s innovative DIY Quick Connect line set technology, this air handler allows for fast, tool-free setup. Combined with smart functionality and quiet operation, it offers year-round comfort with intuitive control and minimal maintenance.

Key Features

  • DIY Quick Connect Installation: No vacuuming or charging required—pre-charged linesets make setup fast, easy, and safe for homeowners.
  • 24,000 BTU Capacity: Effectively heats and cools spaces up to 1,000 sq. ft. with powerful, efficient performance.
  • Smart HVAC Integration: Control from anywhere using the MRCOOL SmartHVAC app, Amazon Alexa, or Google Assistant.
  • Leakage Detection: Alerts you in the event of a refrigerant leak to protect your system and ensure safe operation.
  • Auto Restart: Automatically resumes operation after power outages for continuous comfort.
  • Low Ambient Cooling: Provides effective cooling even in outdoor temperatures as low as 5°F, ideal for all-season use.
  • Quiet Performance: Operates at whisper-quiet levels for a peaceful indoor environment.
  • Timer & Sleep Mode: Customizable features that enhance comfort and save energy during off-hours.

Technical Highlights

  • Model: DIY-24-HP-WMAH-230D25-O
  • Power Supply: 208/230V, 60Hz, 1 Phase
  • Air Flow (H/M/L): 941/765/618 CFM
  • Sound Levels (H/M/L): 51/46/41 dB(A)
  • Mounting Type: Wall Mounted
  • Coverage Area: Up to 1,000 sq. ft.

The MRCOOL DIY 5th Gen 24k Air Handler is a powerful, user-friendly HVAC solution that provides professional-level comfort and control—without the need for a professional installer. Ideal for larger rooms or open spaces, this unit delivers dependable heating and cooling with simple, smart operation.

48,000 BTU MRCOOL 6 Zone Condenser - R454B

MRCOOL 48k DIY 5th Generation 6 Zone Multi-Zone Mini-Split Condenser 230v

The MRCOOL® DIY-MULTI6-48HP230D-O is the most powerful model in the 5th Generation DIY® Multi-Zone series, delivering high-capacity climate control for up to six individual zones. With 48,000 BTUs of heating and cooling performance, this unit is engineered for large homes and spaces needing efficient, customized comfort without the hassle of professional installation.

Key Features

  • 6-Zone Capability: Supports up to six indoor air handlers of various BTU capacities for tailored temperature control across multiple rooms or zones.
  • Energy Efficiency: High SEER2 and HSPF2 ratings ensure long-term energy savings and reduced operational costs.
  • Smart Control: Wi-Fi enabled and compatible with the SmartHVAC app, Amazon Alexa, and Google Assistant for remote access and voice control.
  • Weather Resistant: Features a corrosion-resistant Gold Fin coating to withstand harsh outdoor elements and promote durability.

Performance Specifications

  • Model: DIY-MULTI6-48HP230D-O
  • Power Supply: 208/230V, 60Hz, 1Ph
  • Cooling Capacity: 48,000 BTU
  • Heating Capacity: 48,000 BTU
  • SEER2: Up to 21.8
  • HSPF2: Up to 8.5

Additional Features

  • Low Ambient Operation: Provides cooling down to 5°F and heating down to -13°F outdoor temperatures
  • Auto Restart: Automatically resumes operation after a power interruption
  • Quiet Operation: Designed for minimal noise output to enhance indoor comfort
  • Multiple Fan Settings: Allows for adjustable airflow and personalized comfort in every zone

The MRCOOL 48k DIY 5th Generation 6 Zone Multi-Zone Mini-Split Condenser is a premium solution for large-scale residential climate control. With robust performance, smart technology, and the convenience of DIY installation, it’s the perfect choice for those looking to upgrade comfort across multiple zones without professional costs or complexity.

16ft 1/4 x 3/8 Line Set for DIY 6K, 9K & 12K Indoor - R454B

DIY16-1438-O 16ft 1/4 x 3/8 Lineset for DIY 6K, 9K & 12K Indoor - R454B

The MRCOOL DIY16-1438-O is a pre-charged 16-foot line set designed specifically for MRCOOL DIY 6K, 9K, and 12K indoor units using R-454B refrigerant. It is engineered to simplify installation for homeowners and HVAC professionals alike, while maintaining efficiency and refrigerant integrity without the need for vacuuming or charging.

This lineset offers a flexible, durable, and easy-to-connect solution that supports the revolutionary MRCOOL DIY ductless mini-split systems. The Quick Connect® fittings provide a secure and tight seal, ensuring a hassle-free installation and long-term reliability.

Key Features:

  • Length: 16 feet of pre-charged copper tubing
  • Line Sizes: 1/4 inch liquid line and 3/8 inch suction line
  • Refrigerant: Pre-charged with environmentally friendly R-454B
  • Compatibility: Designed for use with MRCOOL DIY 6K, 9K, and 12K indoor units
  • Connection Type: Quick Connect fittings for fast, tool-free installation
  • Insulation: High-quality insulation for efficient thermal performance and reduced energy loss
  • Corrosion Resistance: Durable construction resists environmental wear and corrosion

This lineset is ideal for both first-time installations and replacements, ensuring optimal performance and easy integration with compatible MRCOOL® systems. With a 100% DIY approach, this component allows users to complete professional-level installations without special tools or equipment.

16ft 3/8 x 5/8 Line Set for DIY 24K & 36K Indoor - R454B

DIY16-3858-O 16ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor - R454B

The MRCOOL® DIY16-3858-O is a 16-foot pre-charged lineset designed specifically for MRCOOL® DIY 24K and 36K indoor units using R-454B refrigerant. This lineset simplifies installation by eliminating the need for vacuum pumps or refrigerant charging, making it perfect for both DIY enthusiasts and professionals.

Featuring Quick Connect® fittings, this lineset allows for quick, secure, and tool-free connections between indoor and outdoor units. The high-quality insulation and durable copper tubing ensure optimal thermal performance and long-lasting reliability.

Key Features:

  • Length: 16 feet of pre-charged copper tubing
  • Line Sizes: 3/8 inch liquid line and 5/8 inch suction line
  • Refrigerant: Pre-charged with environmentally friendly R-454B
  • Compatibility: Designed for MRCOOL® DIY 24K and 36K indoor units
  • Connection Type: Quick Connect® fittings for easy installation
  • Insulation: Superior insulation to reduce energy loss and prevent condensation
  • Durability: Corrosion-resistant construction for extended service life

This lineset offers a reliable and efficient solution for extending or replacing refrigerant lines in MRCOOL® DIY mini-split systems, ensuring hassle-free installation and optimal system performance.

30" Wall Mount Bracket

This wall mount bracket is perfect for outdoor condensers. The length of the wall bracket arms are 30" long. The condensing unit is mounted onto the L-shaped brackets and fastened using bolts and anti-vibration washers (not included with brackets).

Features:

  • Steel: 10 GA
  • Powder-coated grey Finish
  • Load rating: 600 lbs per pair
  • Holes will accommodate anchors for installation
  • Warranty: 1 year
  • ACB line of wall brackets are approved by the Florida Building Commission and are High Velocity Hurricane Zone (HVHZ) approved. (See product certification documentation for complete details.)

No Return Policy

All sales of this product are final and are non-refundable.

Installation Kit for Condensers

Ensure a professional and secure installation for your condenser with this comprehensive installation kit. Designed to provide all the essential components needed for a smooth setup, this kit helps protect your system while ensuring proper electrical and refrigerant connections.

What’s Included:

  • 3/4" x 6' Electrical Whip – SKU: 84138
  • 60A Non-Fused Disconnect – SKU: 83335
  • Surge Protector – SKU: ICM517
  • CPS Charging Adapter – SKU: 87-AD87
  • Telescoping Wall Sleeve – SKU: NFP-75

Equip your condenser with everything needed for a safe, durable, and professional installation. Order your Condenser Installation Kit today!

Cielo Breez Max Mini Split Thermostat with WiFi

Introducing Cielo Breez Max, the ultimate smart thermostat for your mini-splits, designed to elevate your comfort with intelligent climate control. Transform your air conditioner into a smart powerhouse and manage your cooling or heating from anywhere using your phone. This award-winning device, available in black and white, prevents overheating or overcooling with AI-powered Comfy Max, while seamlessly detecting any mini-split brand for hassle-free setup.


Features:

  • Energy Savings
  • WiFi Connectivity
  • Weekly Schedule
  • Geofencing
  • Temperature Range Lock
  • Real-Time Notifications
  • HVAC Zoning

Weekly Schedule lets you set on and off periods throughout the week based on your needs.

Geofencing uses your smartphone's location to trigger actions in your system, such as turning the air conditioner on or off based on your proximity to home.

Temperature Range Lock ensures your air conditioner operates within a set temperature range for optimal comfort and efficiency.

Real-Time Notifications keep you informed with important updates, helping you manage your air conditioner better.

HVAC Zoning allows you to create customized temperature control zones by grouping multiple mini-split units.

The Cielo Breez Max offers innovative features and extraordinary performance, making it a perfect fit for any room air conditioner. Enjoy maximum energy savings and simplified home comfort with this advanced smart thermostat.

25ft 1/4 x 3/8 Line Set for DIY 6K, 9K & 12K Indoor - R454B 

DIY25-1438-O 25ft 1/4 x 3/8 Lineset for DIY 6K, 9K & 12K Indoor - R454B

The MRCOOL DIY25-1438-O is a 25-foot pre-charged line set engineered for easy installation with MRCOOL DIY 6K, 9K, and 12K indoor units that utilize R-454B refrigerant. This lineset offers an efficient, mess-free solution for both homeowners and professionals who want a clean and secure HVAC connection without the need for vacuum pumps or refrigerant handling.

Equipped with Quick Connect fittings, this lineset simplifies the installation process by providing a tight, reliable seal—eliminating the need for special tools. The pre-charged refrigerant lines and durable insulation deliver excellent performance and energy efficiency in a wide range of settings.

Key Features:

  • Length: 25 feet of pre-charged copper tubing
  • Line Sizes: 1/4 inch liquid line and 3/8 inch suction line
  • Refrigerant: Pre-charged with eco-friendly R-454B refrigerant
  • Compatibility: Works with MRCOOL DIY 6K, 9K, and 12K indoor units
  • Connection Type: Quick Connect fittings for tool-free installation
  • Insulation: High-quality insulation for optimized thermal performance and protection
  • Construction: Built with corrosion-resistant materials for long-term durability

Perfect for extending the installation distance or replacing an existing lineset, the DIY25-1438-O provides a flexible and user-friendly option for MRCOOL® mini-split systems. Its DIY design ensures users can achieve a professional-grade setup with minimal effort and maximum confidence.

25ft 3/8 x 5/8 Line Set for DIY 24K & 36K Indoor - R454B

Coming in as one of the first brands to offer a multi zone DIY mini split, MRCOOL offers the DIY25-3858 as a means of coupling two of MRCOOL's precharged line sets together to allow for a longer line for installations that need it, all the while keeping the system precharged in nature. This coupler furthers MRCOOL's ability to provide a simple DIY installation to almost any wall mounted installation. Please note that this line set will only function with MRCOOL's DIY multi zone line of products and will not function with any other brand or system series.

Equipment Pad and Risers Kit

E Lite Condenser Pad and Risers

E Lite Condenser Pad

E Lite Condenser Pad is designed to provide solid support for air conditioning condensers. It's made from sturdy polypropylene, striking a balance between lightness and stability. Its robust design ensures a level ground without the need for extra components.

Key Features:

  • Reliable Support: Abundance of ridges for stable ground support.
  • Durable and Lightweight: Tough yet not excessively heavy, thanks to polypropylene construction.
  • Anti-Slip: The surface prevents slipping, and rounded edges enhance safety.
  • Simple Appearance: Gray color with size labels.
  • Versatile Use: Suitable for condensers, pipes, ducts, cables, and more.

E Lite Risers

E Lite Risers complement the Condenser Pad, allowing you to adjust your setup as needed. They are constructed from weather-resistant PVC for outdoor use.

Key Features:

  • Weather Resistance: Made from tough PVC for long-lasting performance.
  • Secure Setup: The track securely holds bolts in place.
  • Bolts Included: Each set comes with two bolts.
  • Strong Support: Capable of handling loads of up to 397 pounds.

E Lite Condenser Pad and Risers offer reliable support without any complications. They are built to last and deliver efficient performance. Consider E Lite for your support needs – it's a practical solution for your projects.

No Return Policy

All sales of this product are final and are non-refundable.

35ft 1/4 x 3/8 Line Set for DIY 6K, 9K & 12K Indoor w/ DIY Pro Cable - R454B

DIY35-1438C-O 35ft 1/4 x 3/8 Lineset for DIY 6K, 9K & 12K Indoor with DIY Pro Cable - R454B

The MRCOOL® DIY35-1438C-O is a 35-foot pre-charged lineset with an integrated DIY Pro Cable, engineered for compatibility with MRCOOL DIY 6K, 9K, and 12K indoor units using R-454B refrigerant. This advanced installation component simplifies setup while delivering excellent durability, refrigerant integrity, and safety.

Equipped with patented Quick Connect fittings, this lineset allows for a hassle-free, tool-free connection between indoor and outdoor units. The added DIY Pro Cable enhances reliability and safety during installation, offering pre-attached wiring in a single bundled solution. It's the ideal choice for extended installations requiring both performance and convenience.

Key Features:

  • Length: 35 feet of pre-charged copper tubing
  • Line Sizes: 1/4 inch liquid line and 3/8 inch suction line
  • Refrigerant: Pre-charged with R-454B refrigerant for environmentally responsible performance
  • Compatibility: Designed for MRCOOL DIY 6K, 9K, and 12K indoor units
  • Connection Type: Quick Connect fittings for easy and secure installation
  • Pro Cable: Integrated DIY Pro Cable for simplified wiring and increased safety
  • Insulation: High-quality insulation ensures efficiency and protection from condensation
  • Durability: Built with corrosion-resistant materials for long-term use

The DIY35-1438C-O is the perfect solution for users seeking an extended lineset with built-in power and communication cabling. Its all-in-one design streamlines setup and supports reliable performance in MRCOOL® DIY mini-split systems.

50ft 1/4 x 3/8 Line Set for DIY 6K, 9K & 12K Indoor w/ DIY Pro Cable - R454B   

DIY50-1438C-O 50ft 1/4 x 3/8 Lineset for DIY 6K, 9K & 12K Indoor with DIY Pro Cable - R454B

The MRCOOL® DIY50-1438C-O is a 50-foot pre-charged lineset with an integrated DIY Pro Cable, designed for use with MRCOOL DIY 6K, 9K, and 12K indoor units using R-454B refrigerant. This extended-length lineset offers a convenient, all-in-one solution for efficient and reliable HVAC installations.

Featuring patented Quick Connect fittings, this lineset enables a quick and secure connection between indoor and outdoor units without specialized tools. The integrated DIY Pro Cable streamlines wiring and enhances installation safety, making it ideal for professional-quality DIY projects.

Key Features:

  • Length: 50 feet of pre-charged copper tubing
  • Line Sizes: 1/4 inch liquid line and 3/8 inch suction line
  • Refrigerant: Pre-charged with eco-friendly R-454B refrigerant
  • Compatibility: Suitable for MRCOOL DIY 6K, 9K, and 12K indoor units
  • Connection Type: Quick Connect fittings for easy, tool-free installation
  • Pro Cable: Integrated DIY Pro Cable for simplified wiring and enhanced safety
  • Insulation: High-quality insulation to improve energy efficiency and prevent condensation
  • Durability: Constructed with corrosion-resistant materials for lasting performance

This 50-foot lineset with integrated Pro Cable is perfect for installations requiring longer reach and professional-grade convenience. It ensures reliable operation and an efficient setup for MRCOOL® DIY mini-split systems.

35ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor w/ DIY Pro Cable - R454B

DIY35-3858C-O 35ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor with DIY Pro Cable - R454B

The MRCOOL® DIY35-3858C-O is a 35-foot pre-charged lineset featuring an integrated DIY Pro Cable, designed specifically for MRCOOL® DIY 24K and 36K indoor units using R-454B refrigerant. This combined lineset and wiring cable solution streamlines installation and ensures reliable system performance.

With patented Quick Connect® fittings, the lineset provides secure, tool-free connections between indoor and outdoor units. The integrated DIY Pro Cable simplifies wiring, improves safety, and reduces installation time. High-quality insulation and corrosion-resistant materials help maintain energy efficiency and durability.

Key Features:

  • Length: 35 feet of pre-charged copper tubing
  • Line Sizes: 3/8 inch liquid line and 5/8 inch suction line
  • Refrigerant: Pre-charged with eco-friendly R-454B refrigerant
  • Compatibility: Compatible with MRCOOL® DIY 24K and 36K indoor units
  • Connection Type: Quick Connect® fittings for easy, tool-free installation
  • Pro Cable: Integrated DIY Pro Cable for streamlined wiring and enhanced safety
  • Insulation: High-quality insulation for energy efficiency and condensation prevention
  • Durability: Corrosion-resistant construction for long-lasting performance

This 35-foot lineset with integrated Pro Cable is ideal for medium-length installations requiring professional-grade convenience and reliability in MRCOOL® DIY mini-split systems.

50ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor w/ DIY Pro Cable - R454B

DIY50-3858C-O 50ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor with DIY Pro Cable - R454B

The MRCOOL® DIY50-3858C-O is a 50-foot pre-charged lineset with an integrated DIY Pro Cable, designed for use with MRCOOL® DIY 24K and 36K indoor units using R-454B refrigerant. This all-in-one solution combines refrigerant lines and power wiring for a simplified and efficient installation process.

Featuring Quick Connect® fittings, the lineset ensures a secure, tool-free connection between indoor and outdoor units. The integrated DIY Pro Cable simplifies wiring, enhancing safety and reducing installation time. High-quality insulation and corrosion-resistant materials provide durability and energy efficiency.

Key Features:

  • Length: 50 feet of pre-charged copper tubing
  • Line Sizes: 3/8 inch liquid line and 5/8 inch suction line
  • Refrigerant: Pre-charged with eco-friendly R-454B refrigerant
  • Compatibility: Suitable for MRCOOL® DIY 24K and 36K indoor units
  • Connection Type: Quick Connect® fittings for easy, tool-free installation
  • Pro Cable: Integrated DIY Pro Cable for streamlined wiring and improved safety
  • Insulation: High-quality insulation to optimize energy efficiency and prevent condensation
  • Durability: Corrosion-resistant construction for long-lasting performance

This 50-foot lineset with integrated Pro Cable is ideal for extended installations requiring professional-grade convenience and reliability in MRCOOL® DIY mini-split systems.

More Information
MRCOOL 9,000 BTU DIY 5th Generation Single Zone Wall Mount Mini Split Air Handler - R454B | 230V
FeatureSpec
SKUDIY-09-HP-WMAH-230D25-O
Weight (in lbs)24.47
Brand/ManufacturerMRCOOL
ReplacesDIY-09-HP-WMAH-230C25
UPC840255587020
RefrigerantR454B
Liquid Valve Size 1/4
Suction Valve Size 3/8
Mini Split TypeWall Mounted
Zone CompatibilityMulti Zone
Height11.69
Width31.57
Depth7.44
Warranty7 Year Compressor/5 Year Parts Warranty
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
MRCOOL 24,000 BTU DIY 5th Generation Single Zone Wall Mount Mini Split Air Handler - R454B | 230V
FeatureSpec
SKUDIY-24-HP-WMAH-230D25-O
Weight (in lbs)35.93
Brand/ManufacturerMRCOOL
ReplacesDIY-24-HP-WMAH-230C25
UPC810063868536
ControllerIncluded
Cooling BTU24,000 BTU
Heating BTU24,000 BTU
Maximum CFM941 Turbo / 765 Hi / 618 Med / 500 Lo CFM (Airflow)
Decibel Level (dBA)20 - 54 dBA
RefrigerantR454B
Liquid Line3/8"
Suction Line5/8"
Electrical208/230V | 1 Phase | 60HZ
BTU/Tonnage24,000 BTU/2 Ton
Mini Split TypeWall Mounted
Zone CompatibilitySingle Zone
Height13.19"
Width42.52"
Depth8.9"
Warranty7 Year Compressor / 5 Years Parts Warranty with Online Registration
Resources You will need Adobe Acrobat Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
MRCOOL 48,000 BTU DIY 5th Generation 6 Zone Multi-Zone Mini Split Condenser - R454B| 230V
FeatureSpec
SKUDIY-MULTI6-48HP230D-O
Refrigerant Charge6.55 lbs (Pre-Charged for 25ft Line Set)
Weight (in lbs)223.77
AHRI Certificate Number216032595
Brand/ManufacturerMRCOOL
UPC840255587471
Cooling BTU43,000 BTU
Heating BTU48,000 BTU
Decibel Level (dBA)64 dBA
Energy StarYes
RefrigerantR454B
HSPF210
SEER2 (Efficiency)21.8
EER212
Liquid Line1/4"
Suction Line1/2"
Electrical208/230V | 1 Phase | 60Hz
Max Breaker Size45 Amps
Min. Breaker Size40 Amps
BTU/Tonnage48,000 BTU/4 Ton
Min/Max Outdoor Temp for Heating-13°F - 75°F
Min/Max Outdoor Temp for Cooling-13°F - 122°F
Zone CompatibilityMulti Zone
Height52.48"
Width37.48"
Depth16.34"
Warranty7 Year Compressor / 5 Years Parts Warranty with Online Registration
Resources You will need Adobe Acrobat Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
MRCOOL 6,000 BTU DIY 5th Generation Single Zone Wall Mount Mini Split Air Handler - R454B | 230V
FeatureSpec
SKUDIY-06-HP-WMAH-230D25-O
Weight (in lbs)24.47
Brand/ManufacturerMRCOOL
UPC840255587013
ControllerIncluded
Cooling BTU6,000 BTU
Heating BTU6,000 BTU
RefrigerantR454B
Liquid Line1/4"
Suction Line1/8"
Electrical208/230V | 1 Phase | 60Hz
BTU/Tonnage6,000 BTU/0.5 Ton
Mini Split TypeWall Mounted
Zone CompatibilityMulti Zone
Height11.69"
Width31.57"
Depth7.44"
Warranty7 Year Compressor / 5 Years Parts Warranty with Online Registration
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
Cielo Breez Max Mini Split Thermostat with WiFi
FeatureSpec
SKUBM101WA
Weight (in lbs)1
Brand/ManufacturerCielo
UPCna
ElectricalMicro USB with Standard Plug
Height4.25"
Width4.25"
Depth1"
Warranty1 Year Full Replacement
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
Installation Kit for Condensers - Accessory Set
FeatureSpec
SKUMSK001
Weight (in lbs)15
Brand/ManufacturerOnline Supply
UPCna
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
E Lite Equipment Pad and Risers Kit 18" x 38" x 3"
FeatureSpec
SKU87762 / EL1838-3
Weight (in lbs)25
Brand/ManufacturerOnline Supply
UPCna
Height3"
Width18"
Depth38"
Safety InformationPROPOSITION 65 WARNING
30" Wall Mount Bracket for Mini Split Systems
FeatureSpec
SKUACB-30
Weight (in lbs)9.2
Brand/ManufacturerOnline Supply
Length30"
Height16"
Width2"
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION 65 WARNING
35ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor w/ DIY Pro Cable - R454B
FeatureSpec
SKUDIY35-3858C-O
Weight (in lbs)18.3
Brand/ManufacturerMRCOOL
UPC605468136966
RefrigerantR454B
Liquid Valve Size 3/8
Suction Valve Size 5/8
Safety InformationPROPOSITION-65-WARNING This-product-and-many-products-on-our-site-may-contain-a-chemical-know-to-the-state-of-California-to-cause-cancer-or-birth-defects-or-other-reproductive-harm.-For-more-information-about-Proposition-65-please-Click-Here.
50ft 3/8 x 5/8 Lineset for DIY 24K & 36K Indoor w/ DIY Pro Cable - R454B
FeatureSpec
SKUDIY50-3858C-O
Weight (in lbs)31.3
Brand/ManufacturerMRCOOL
UPC605468020371
RefrigerantR454B
Liquid Valve Size 3/8
Suction Valve Size 5/8
Safety InformationPROPOSITION-65-WARNING This-product-and-many-products-on-our-site-may-contain-a-chemical-know-to-the-state-of-California-to-cause-cancer-or-birth-defects-or-other-reproductive-harm.-For-more-information-about-Proposition-65-please-Click-Here.
25ft 3/8 x 5/8 Line Set for DIY 24K & 36K Indoor - R454B
FeatureSpec
SKUDIY25-3858-O
Weight (in lbs)14.1
Brand/ManufacturerMRCOOL
UPC605468032435
RefrigerantR454B
Liquid Line3/8"
Suction Line5/8"
Liquid Valve Size 3/8
Suction Valve Size 5/8
Electrical230 V. 1 Phase 60 Hz
Mini Split TypeWall Mounted
Warranty5-year Parts / 7-year Compressor
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION-65-WARNING This-product-and-many-products-on-our-site-may-contain-a-chemical-know-to-the-state-of-California-to-cause-cancer-or-birth-defects-or-other-reproductive-harm.-For-more-information-about-Proposition-65-please-Click-Here.
16ft 3/8 x 5/8 Line Set for DIY 24K & 36K Indoor - R454B
FeatureSpec
SKUDIY16-3858-O
Weight (in lbs)15.9
Brand/ManufacturerMRCOOL
UPC605468166000
RefrigerantR454B
Liquid Line3/8"
Suction Line5/8"
Liquid Valve Size 3/8
Suction Valve Size 5/8
Electrical230 V. 1 Phase 60 Hz
Mini Split TypeWall Mounted
Warranty5-year Parts / 7-year Compressor
Resources You will need Adobe® Acrobat® Reader to view PDF documents.
Safety InformationPROPOSITION-65-WARNING This-product-and-many-products-on-our-site-may-contain-a-chemical-know-to-the-state-of-California-to-cause-cancer-or-birth-defects-or-other-reproductive-harm.-For-more-information-about-Proposition-65-please-Click-Here.
25ft 1/4 x 3/8 Line Set for DIY 6K, 9K & 12K Indoor - R454B 
FeatureSpec
SKUDIY25-1438-O
Weight (in lbs)10.4
Brand/ManufacturerMRCOOL
UPC605468000724
RefrigerantR454B
Liquid Valve Size 1/4
Suction Valve Size 3/8
Safety InformationPROPOSITION-65-WARNING This-product-and-many-products-on-our-site-may-contain-a-chemical-know-to-the-state-of-California-to-cause-cancer-or-birth-defects-or-other-reproductive-harm.-For-more-information-about-Proposition-65-please-Click-Here.
50ft 1/4 x 3/8 Line Set for DIY 6K, 9K & 12K Indoor w/ DIY Pro Cable - R454B   
FeatureSpec
SKUDIY50-1438C-O
Weight (in lbs)24
Brand/ManufacturerMRCOOL
UPC605468291115
RefrigerantR454B
Liquid Valve Size 1/4
Suction Valve Size 3/8
Safety InformationPROPOSITION-65-WARNING This-product-and-many-products-on-our-site-may-contain-a-chemical-know-to-the-state-of-California-to-cause-cancer-or-birth-defects-or-other-reproductive-harm.-For-more-information-about-Proposition-65-please-Click-Here.
35ft 1/4 x 3/8 Line Set for DIY 6K, 9K & 12K Indoor w/ DIY Pro Cable - R454B
FeatureSpec
SKUDIY35-1438C-O
Weight (in lbs)17.6
Brand/ManufacturerMRCOOL
UPC605468430279
RefrigerantR454B
Liquid Valve Size 1/4
Suction Valve Size 3/8
Safety InformationPROPOSITION-65-WARNING This-product-and-many-products-on-our-site-may-contain-a-chemical-know-to-the-state-of-California-to-cause-cancer-or-birth-defects-or-other-reproductive-harm.-For-more-information-about-Proposition-65-please-Click-Here.
16ft 1/4 x 3/8 Line Set for DIY 6K, 9K & 12K Indoor - R454B
FeatureSpec
SKUDIY16-1438-O
Weight (in lbs)7.9
Brand/ManufacturerMRCOOL
UPC605468495094
RefrigerantR454B
Liquid Valve Size 1/4
Suction Valve Size 3/8
Safety InformationPROPOSITION-65-WARNING This-product-and-many-products-on-our-site-may-contain-a-chemical-know-to-the-state-of-California-to-cause-cancer-or-birth-defects-or-other-reproductive-harm.-For-more-information-about-Proposition-65-please-Click-Here.
25ft 1/4 x 3/8 Line Set for DIY 6K, 9K & 12K Indoor - R454B 
FeatureSpec
SKUDIY25-1438-O
Weight (in lbs)10.4
Brand/ManufacturerMRCOOL
UPC605468000724
RefrigerantR454B
Liquid Valve Size 1/4
Suction Valve Size 3/8
Safety InformationPROPOSITION-65-WARNING This-product-and-many-products-on-our-site-may-contain-a-chemical-know-to-the-state-of-California-to-cause-cancer-or-birth-defects-or-other-reproductive-harm.-For-more-information-about-Proposition-65-please-Click-Here.
50ft 1/4 x 3/8 Line Set for DIY 6K, 9K & 12K Indoor w/ DIY Pro Cable - R454B   
FeatureSpec
SKUDIY50-1438C-O
Weight (in lbs)24
Brand/ManufacturerMRCOOL
UPC605468291115
RefrigerantR454B
Liquid Valve Size 1/4
Suction Valve Size 3/8
Safety InformationPROPOSITION-65-WARNING This-product-and-many-products-on-our-site-may-contain-a-chemical-know-to-the-state-of-California-to-cause-cancer-or-birth-defects-or-other-reproductive-harm.-For-more-information-about-Proposition-65-please-Click-Here.
35ft 1/4 x 3/8 Line Set for DIY 6K, 9K & 12K Indoor w/ DIY Pro Cable - R454B
FeatureSpec
SKUDIY35-1438C-O
Weight (in lbs)17.6
Brand/ManufacturerMRCOOL
UPC605468430279
RefrigerantR454B
Liquid Valve Size 1/4
Suction Valve Size 3/8
Safety InformationPROPOSITION-65-WARNING This-product-and-many-products-on-our-site-may-contain-a-chemical-know-to-the-state-of-California-to-cause-cancer-or-birth-defects-or-other-reproductive-harm.-For-more-information-about-Proposition-65-please-Click-Here.
16ft 1/4 x 3/8 Line Set for DIY 6K, 9K & 12K Indoor - R454B
FeatureSpec
SKUDIY16-1438-O
Weight (in lbs)7.9
Brand/ManufacturerMRCOOL
UPC605468495094
RefrigerantR454B
Liquid Valve Size 1/4
Suction Valve Size 3/8
Safety InformationPROPOSITION-65-WARNING This-product-and-many-products-on-our-site-may-contain-a-chemical-know-to-the-state-of-California-to-cause-cancer-or-birth-defects-or-other-reproductive-harm.-For-more-information-about-Proposition-65-please-Click-Here.
Top reviews
  1. Awesome Product
    Quality
    100%
    Service
    100%
    Price
    100%
    Thank you so much for such a quality product at a great price. The local heating/cooling company was going to charge me 10k for a unit for a 30 by 30 garage!

    Review by

    Posted on

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Why Choose MRCOOL?

MRCOOL mini split systems combine innovative design with advanced manufacturing to deliver efficient, reliable comfort wherever you need it. Built with cutting-edge technology, these systems ensure optimal performance and flexibility for any space.

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