55,000 BTU MRCOOL 5th Gen DIY 22 SEER2 Dual Zone Wall Mount Mini Split Heat Pump System – R454B | 230V - 12 + 36

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.

MRCOOL 36k DIY 5th Generation Mini-Split Air Handler 230V

The MRCOOL DIY 36k BTU 5th Generation Mini-Split Air Handler offers exceptional climate control for large spaces, combining powerful performance with simple, DIY-friendly installation. Engineered for spaces up to 1,500 square feet, this 230V unit provides energy-efficient heating and cooling year-round.

Using MRCOOL’s revolutionary DIY Quick Connect pre-charged lineset, this system eliminates the need for special tools or HVAC certifications. Alongside smart functionality and whisper-quiet operation, the DIY-36-HP-WMAH-230D25-O brings professional-grade comfort directly to your home.

Key Features

• DIY Quick Connect Installation: Pre-charged line sets allow fast and easy installation without professional tools or vacuuming.
• 36,000 BTU Capacity: Effectively conditions large areas up to 1,500 sq. ft. with efficient, reliable climate control.
• Smart HVAC Control: Compatible with the MRCOOL SmartHVAC app, Amazon Alexa, and Google Assistant for remote operation and voice control.
• Leakage Detection: Detects refrigerant leaks to help prevent damage and ensure safety.
• Auto Restart Function: Automatically restores previous settings after a power outage for uninterrupted comfort.
• Low Ambient Cooling: Cools efficiently even when outdoor temperatures drop to 5°F.
• Quiet Operation: Delivers high-performance heating and cooling with low noise output for a peaceful indoor environment.
• Customizable Timer and Sleep Mode: Enhances comfort while maximizing energy savings overnight or during low-use hours.

Technical Highlights

• Model: DIY-36-HP-WMAH-230D25-O
• Power Supply: 208/230V, 60Hz, 1 Phase
• Air Flow (H/M/L): 1,176 / 1,059 / 941 CFM
• Sound Levels (H/M/L): 53 / 49 / 45 dB(A)
• Mounting Type: Wall Mounted
• Coverage Area: Up to 1,500 sq. ft.

The MRCOOL DIY 5th Gen 36k Air Handler is the ultimate solution for large-scale residential comfort. With smart controls, superior performance, and true DIY capability, it’s an ideal choice for those looking to take full control of their indoor climate with ease.

MRCOOL 55k DIY 5th Generation 6 Zone Multi-Zone Mini-Split Condenser 230v

The MRCOOL® DIY-MULTI6-55HP230D-O is the largest capacity unit in the MRCOOL 5th Generation DIY Multi-Zone series, designed to efficiently manage heating and cooling for up to six separate zones. With an impressive 55,000 BTU output, this unit provides robust performance, energy efficiency, and the convenience of DIY installation for large residential or light commercial spaces.

Key Features

• 6-Zone Coverage: Supports six indoor air handlers of various capacities for individualized temperature control throughout the building.
• Smart Home Ready: Integrates with the SmartHVAC app, Amazon Alexa, and Google Assistant for wireless and voice control.
• Energy Efficient: High SEER2 and HSPF2 ratings help reduce long-term energy costs while maintaining year-round comfort.
• Weather Resistant: Built with a corrosion-resistant Gold Fin coating to extend durability in harsh outdoor environments.

Performance Specifications

• Model: DIY-MULTI6-55HP230D-O
• Power Supply: 208/230V, 60Hz, 1Ph
• Cooling Capacity: 55,000 BTU
• Heating Capacity: 55,000 BTU
• SEER2: Up to 20.5
• HSPF2: Up to 8.5

Additional Features

• Low Ambient Heating & Cooling: Delivers reliable performance down to -13°F in heating mode and 5°F in cooling mode
• Quiet Operation: Minimizes sound disruption for indoor and outdoor comfort
• Auto Restart: Automatically restores system settings after power interruptions
• Flexible Fan Settings: Allows customized airflow control for every connected zone

The MRCOOL 55k DIY 5th Generation Multi-Zone Condenser is a high-performance solution for those needing wide-reaching, efficient climate control. Its easy installation, advanced features, and smart integration make it the ultimate choice for large homes or light commercial spaces seeking personalized comfort and reliable operation.

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.

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.

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.

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.

DIY16-1412-O 16ft 1/4 x 1/2 Lineset for DIY 9K, 12K & 18K Indoor - R454B

The MRCOOL DIY16-1412-O is a 16-foot pre-charged lineset designed for MRCOOL® DIY 9K, 12K, and 18K indoor units using R-454B refrigerant. This lineset offers an easy-to-install, reliable solution that eliminates the need for vacuum pumps or refrigerant charging.

Featuring Quick Connect fittings, it allows for quick, tool-free connections between indoor and outdoor units. The durable insulation and corrosion-resistant copper tubing provide excellent thermal performance and long-lasting durability.

Key Features:

• Length: 16 feet of pre-charged copper tubing
• Line Sizes: 1/4 inch liquid line and 1/2 inch suction line
• Refrigerant: Pre-charged with eco-friendly R-454B refrigerant
• Compatibility: Compatible with MRCOOL DIY 9K, 12K, and 18K indoor units
• Connection Type: Quick Connect fittings for tool-free installation
• Insulation: High-quality insulation to prevent condensation and improve energy efficiency
• Durability: Built with corrosion-resistant materials for extended service life

This lineset is an ideal choice for extending or replacing refrigerant lines in MRCOOL® DIY mini-split systems, providing an efficient and hassle-free installation.

DIY25-1412-O 25ft 1/4 x 1/2 Lineset for DIY 9K, 12K & 18K Indoor - R454B

The MRCOOL® DIY25-1412-O is a 25-foot pre-charged lineset designed for MRCOOL DIY 9K, 12K, and 18K indoor units using R-454B refrigerant. This lineset offers a convenient and reliable solution that eliminates the need for vacuum pumps or refrigerant charging during installation.

Featuring Quick Connect fittings, it enables quick, tool-free connections between indoor and outdoor units. The durable insulation and corrosion-resistant copper tubing ensure optimal thermal efficiency and long-lasting performance.

Key Features:

• Length: 25 feet of pre-charged copper tubing
• Line Sizes: 1/4 inch liquid line and 1/2 inch suction line
• Refrigerant: Pre-charged with eco-friendly R-454B refrigerant
• Compatibility: Compatible with MRCOOL DIY 9K, 12K, and 18K indoor units
• Connection Type: Quick Connect fittings for easy installation
• Insulation: High-quality insulation to prevent condensation and improve energy efficiency
• Durability: Built with corrosion-resistant materials for extended lifespan

This lineset is an excellent choice for extending or replacing refrigerant lines in MRCOOL® DIY mini-split systems, providing hassle-free installation and dependable operation.