Mrcool DIY® 5th Gen E Star 18,000 BTU Single Zone Mini Split Air Handler 230V

The MRCOOL DIY® 5th Gen 18,000 BTU Single Zone Mini Split Air Handler is a powerful and energy-efficient indoor unit designed to deliver year-round heating and cooling for spaces ranging from 500 to 750 sq. ft. Built for seamless integration with a MRCOOL DIY® 5th Gen Condenser, this air handler provides customized climate control, smart home compatibility, and an easy, tool-free installation.

Equipped with SmartHVAC technology, users can adjust temperature, mode, and fan speed remotely via the SmartHVAC app, Amazon Alexa, Google Assistant, or the included wireless remote. The Follow Me function automatically adjusts the airflow based on the remote’s location, ensuring precise and personalized comfort.

Key Features & Benefits

DIY Installation – No Professional Required

The MRCOOL DIY® 18K BTU Air Handler is designed for quick and simple setup, eliminating the need for professional installation.

• Works with DIY® QuickConnect® Line Set – No vacuuming or refrigerant handling required (sold separately).
• DIYPRO® Cable – Provides enhanced safety and durability, eliminating the need for electrical conduit while protecting against weather and wildlife damage.
• Step-by-Step DIY Guide & Video Support – Ensures an easy and seamless installation process.

Powerful Heating & Cooling for Larger Spaces

This system provides high-capacity climate control, making it ideal for large bedrooms, living rooms, home offices, and workspaces.

• 18,000 BTU Capacity – Perfect for 500 to 750 sq. ft. spaces.
• 230V Power Supply – Ensures efficient and reliable operation.
• Optimized for Energy Savings – Reduces electricity costs while maintaining maximum comfort.

Smart Home Integration for Convenient Climate Control

This air handler allows remote access and automation through multiple smart home platforms.

• SmartHVAC App (iOS & Android) – Adjust temperature, fan speed, and modes remotely from anywhere.
• Amazon Alexa & Google Assistant Compatibility – Control settings hands-free with voice commands.
• Wireless Remote Control – Conveniently adjust temperature and fan speed from anywhere in the room.
• Follow Me Function – Senses temperature at the remote’s location and adjusts airflow accordingly for personalized comfort.

Dehumidification Mode for Enhanced Air Quality

This air handler improves indoor air quality with its humidity control function, ensuring a healthier, more comfortable environment.

• Dry Mode (Dehumidification Function) – Removes excess moisture, preventing mold and improving overall comfort.

Industry-Leading Warranty for Long-Term Protection

MRCOOL backs the DIY 5th Gen 18K BTU Air Handler with a comprehensive warranty, ensuring peace of mind and system reliability.

• Limited Lifetime Warranty on Select Components – Guarantees extended durability and performance.
• 7-Year Compressor Warranty – Covers essential system components for long-term efficiency.
• 5-Year Parts Warranty – Protects key system parts against defects and malfunctions.

Why Buy from an Authorized MRCOOL Dealer?

Purchasing from a trusted MRCOOL dealer ensures that 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 Customer 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® 5th Gen ENERGY STAR® 18,000 BTU Mini Split Air Handler is a versatile, efficient, and user-friendly indoor unit designed for seamless installation and precise climate control. With smart home compatibility, high energy efficiency, and an advanced dehumidification mode, this air handler provides premium comfort without the need for professional installation.

Pair it with a compatible MRCOOL DIY® 5th Gen Condenser, and enjoy a cost-effective, energy-saving, and fully customizable comfort solution in your home or workspace. Upgrade today and take control of your indoor climate with MRCOOL DIY®.