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Today's Hours 8am - 11pm estMRCOOL 36,000 BTU DIY 5th Gen 23 SEER2 3 Zone Wall Mount Mini Split Heat Pump System R454B | 230V 12 + 12 + 24
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By
MRCOOL
In stock
Model
DIY-MULTI5-36HP230D / DIY-12-WM-2 / DIY-24-WM
ID
211035
Was $5,374.60
Your Low Price $4,886.00
Product Features
- 36,000 BTU Comfort For 1500 Sq Ft
- Sized For Up To 1500 Sq Ft
- Efficient Home Comfort With 23 SEER2
- WiFi Control From Your Smartphone
- EZ-Connect Line Set Simplifies Installation
- Reliable Cooling Up To 122°F
36,000 BTU MRCOOL 5th Gen DIY 23 SEER2 Three Zone Wall Mounted Mini Split Heat Pump System – R-454B | 12 + 12 + 24
The MRCOOL DIY 5th Gen 36,000 BTU Three Zone Wall Mounted Mini Split Heat Pump System offers high-performance comfort control across multiple rooms. With two 12,000 BTU units and one 24,000 BTU indoor unit, this system is ideal for two medium-sized areas and one large living space, master bedroom, or open-plan zone. Engineered with homeowner-friendly installation and smart technology, it delivers energy savings, versatility, and year-round reliability.
Key Features
- Three-Zone Climate Control: Supports two 12K BTU zones and one 24K BTU zone for powerful, distributed comfort.
- Energy Efficient: Up to 23 SEER2 and 10.5 HSPF2 ensure low energy consumption and long-term cost savings.
- Smart Operation: Control the system from anywhere using the SmartHVAC app or voice commands via Amazon Alexa and Google Assistant.
- Follow Me® Function: Personalized temperature control based on the remote’s location for more accurate comfort delivery.
- Whisper-Quiet Performance: Low operational noise for a peaceful indoor environment in all zones.
- Eco-Conscious Refrigerant: Uses R-454B refrigerant for lower environmental impact without compromising performance.
System Benefits
- All-Season Comfort: Delivers dependable heating and cooling performance even in extreme weather conditions as low as -13°F.
- Ideal Zoning Setup: Perfect for homes that require efficient temperature control in two average rooms and one large open area.
- Corrosion-Resistant Build: Gold Fin® coating extends the life of the outdoor unit by resisting weather-related damage.
- No Professional Required: saves on labor costs while maintaining reliable HVAC performance.
- Peace of Mind Warranty: Comes with a limited lifetime compressor warranty and 7-year parts warranty for long-term protection.
This MRCOOL DIY 5th Gen 36,000 BTU Three Zone system combines simplicity and performance, making it a perfect HVAC solution for homeowners looking to take control of their indoor climate with ease and efficiency. These bundles require the purchase of a Pre-Charged Line Set, these are not included.
12,000 BTU MRCOOL DIY 5th Generation Wall Mount Air Handler – R454B
MRCOOL® 12k DIY 5th Generation Mini-Split Air Handler 230v
The MRCOOL® 12k DIY 5th Generation Mini-Split Air Handler is an efficient, user-friendly solution for heating and cooling medium-sized spaces. With a capacity of 12,000 BTU and a 230-volt configuration, this air handler is part of the innovative MRCOOL® DIY series, designed for fast installation without specialized HVAC tools or training. Ideal for homeowners looking to upgrade their comfort without added labor costs, it combines smart technology with dependable performance.
Key Features:
- DIY-Friendly Installation
- Efficient Performance: High SEER2 efficiency helps reduce energy bills while maintaining reliable comfort all year long.
- Smart Controls: Compatible with the MRCOOL® SmartHVAC app, as well as Alexa and Google Assistant, for remote operation and scheduling.
- Low Noise Operation: Engineered for quiet performance, making it perfect for bedrooms, offices, and other quiet zones.
- Versatile Functionality: Supports cooling, heating, fan-only, and dehumidification modes to suit any seasonal need.
- Auto Restart and Sleep Mode: Automatically resumes with previous settings after power outages and adjusts temperatures overnight for energy savings.
- Wall-Mounted Design: Sleek and compact unit fits easily into most interior layouts without taking up valuable floor space.
Specifications:
- Model Number: DIY-12-HP-WMAH-230D25-O
- Voltage: 230V
- Cooling/Heating Capacity: 12,000 BTU
- Refrigerant: R-454B
- Mounting Style: Wall-mounted
The MRCOOL® 12k DIY Air Handler delivers the performance and features you need to efficiently control your home’s climate without the complexity of traditional HVAC systems. Ideal for bedrooms, living rooms, and other medium-sized spaces, this unit blends technology, convenience, and cost-saving efficiency into one smart package.
36,000 BTU MRCOOL 5 Zone Condenser - R454B
MRCOOL 36k DIY 5th Generation 5 Zone Multi-Zone Mini-Split Condenser 230v
The MRCOOL® DIY-MULTI5-36HP230D-O is a powerful and flexible 5th Generation Multi-Zone Mini-Split Condenser designed for up to five zones of customized climate control. Ideal for homeowners seeking an energy-efficient, easy-to-install system, this 36,000 BTU unit supports MRCOOL® DIY® Quick Connect® air handlers and features industry-leading convenience and performance.
Key Features
- 5-Zone Capacity: Supports up to five indoor units with varied BTU ratings for personalized room-by-room temperature control.
- Smart Technology: Works with the SmartHVAC app, Amazon Alexa, and Google Assistant for remote monitoring and control.
- Energy Efficiency: High SEER2 and HSPF2 ratings provide year-round comfort while reducing utility costs.
- Durable Design: Features a corrosion-resistant Gold Fin coating for long-term outdoor reliability.
Performance Specifications
- Model: DIY-MULTI5-36HP230D-O
- Power Supply: 208/230V, 60Hz, 1Ph
- Cooling Capacity: 36,000 BTU
- Heating Capacity: 36,000 BTU
- SEER2: Up to 23
- HSPF2: Up to 8.5
Additional Features
- Low Ambient Cooling: Operates in temperatures as low as 5°F for cooling and -13°F for heating
- Quiet Operation: Low noise output for minimal disturbance indoors and outdoors
- Auto Restart: Automatically resumes settings after a power outage
- Multiple Fan Speeds: Adjustable airflow settings for increased comfort
The MRCOOL 36k DIY 5th Generation Multi-Zone Condenser is the ideal solution for homeowners who want full control, top-tier performance, and hassle-free installation. With smart features and powerful climate management across five zones, it delivers dependable comfort all year long.
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.
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.
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.
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.
25ft 1/4 x 3/8 Line Set for DIY 6K, 9K & 12K Indoor - R454BÂ
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.
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 - R454BÂ Â
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.
Top reviews
- Awesome ProductThank 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!
Posted on
- good unit, easy install, very nice smart appsupport was excellent, got by a minor issue. unit has been trouble free since install.
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Customer Questions
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.