Mrcool DIY 4th Gen 18K BTU Ductless Mini-Split Heat Pump-1.5 Ton-22 SEER-w/ Wall Mount Air Handler

The MRCOOL DIY® 4th Gen 18,000 BTU Ductless Mini-Split Heat Pump System is a high-efficiency, DIY-friendly HVAC solution designed for homeowners seeking powerful and cost-effective heating and cooling. With an impressive 22 SEER rating and Energy Star certification, this system maximizes comfort while reducing energy costs.

Equipped with a pre-charged 25-ft Quick Connect® line set, installation is fast and hassle-free, eliminating the need for special tools or professional assistance. Designed to efficiently regulate temperatures in spaces up to 750 sq. ft., this system is ideal for bedrooms, living rooms, offices, and home additions.With advanced comfort features, smart home integration, and a durable Gold Fin® condenser, the MRCOOL DIY® 4th Gen Mini-Split provides year-round reliability, energy savings, and user-friendly operation.

Key Features & Benefits

Effortless DIY Installation – No HVAC Technician Required

Experience a hassle-free installation with MRCOOL’s pre-charged Quick Connect® line set, designed for true DIY setup.

• Pre-Charged 25-ft. Quick Connect® Line Set – No vacuuming, refrigerant handling, or specialized tools needed.
• Easy-to-Follow DIY Instructions – Install the system in just a few hours with basic tools.
• Extended Line Set Options Available – Customize your installation with additional pre-charged line set options.

High-Efficiency Performance for Cost Savings

With a 22 SEER efficiency rating, this system reduces energy consumption while maintaining powerful performance.

• 18,000 BTU Cooling Capacity – Effectively cools spaces up to 750 sq. ft..
• 18,000 BTU Heating Capacity – Provides consistent warmth even in colder months.
• Low Power Consumption – Operates on Energy Star-certified efficiency, saving on electricity costs.

Versatile Operating Modes for Year-Round Comfort

Customize your indoor climate with multiple operating modes designed for energy efficiency and convenience.

• AUTO Mode – Automatically adjusts between heating and cooling as needed.
• COOL Mode – Delivers powerful cooling during warmer months.
• HEAT Mode – Provides efficient warmth for winter comfort.
• DRY Mode (Dehumidification) – Removes excess moisture from the air, improving indoor air quality.
• FAN-ONLY Mode – Circulates air without heating or cooling for ventilation purposes.
• SLEEP Mode – Adjusts temperature for nighttime comfort and energy efficiency.

Smart Climate Control for Maximum Convenience

Manage your home’s temperature settings from anywhere with intuitive smart home technology.

• SmartHVAC App (iOS & Android) – Adjust system settings remotely via your smartphone.
• Amazon Alexa & Google Assistant Compatibility – Control your system using voice commands.
• Follow Me® Function – The remote control acts as a thermostat, ensuring accurate temperature adjustments based on your location.

Ultra-Quiet Operation for a Comfortable Environment

The MRCOOL DIY® Mini-Split ensures a peaceful indoor atmosphere with its low-noise operation.

• Decibel Rating as Low as 23.5 dBA – Enjoy whisper-quiet performance, ideal for bedrooms, nurseries, and home offices.
• Multi-Directional Airflow – Evenly distributes air for consistent room comfort.

Gold Fin® Condenser for Long-Lasting Durability

Designed for superior performance, the Gold Fin® condenser enhances system longevity and efficiency.

• Corrosion-Resistant Protection – Ideal for coastal and humid climates.
• Weather-Resistant Construction – Built to withstand harsh environmental conditions.

Industry-Leading Warranty for Peace of Mind

The MRCOOL DIY® 4th Gen Mini-Split System comes with an extensive warranty, ensuring long-term reliability and protection.

• Limited Lifetime Compressor Warranty (with Registration) – Offers ultimate system protection.
• 7-Year Compressor Warranty – Covers performance-related issues.
• 5-Year Parts Warranty – Ensures replacement coverage for essential components.

Why Buy from an Authorized MRCOOL Dealer?

Purchasing from a trusted MRCOOL dealer ensures you receive genuine, high-quality products with expert support and fast shipping.

• 100% Authentic MRCOOL Products – No third-party resellers or counterfeit parts.
• Expert DIY Support – Assistance with installation, troubleshooting, and system selection.
• Fast & Secure Nationwide Shipping – Orders are processed quickly for reliable delivery.
• Factory-Direct Pricing – Get the best deals on official MRCOOL systems and accessories.

Final Words

The MRCOOL DIY® 4th Gen 18,000 BTU Ductless Mini-Split Heat Pump System is the perfect solution for homeowners seeking energy-efficient climate control in spaces up to 750 sq. ft..With pre-charged Quick Connect® installation, smart home integration, ultra-quiet operation, and an industry-leading warranty, this system delivers reliable, cost-effective, and powerful heating and cooling all year long.