HOT ! Other Products ｜MRCOOL® Advantage 18k BTU 230V Air Handler – 5th Generation

The MRCOOL® Advantage 18,000 BTU 230V Air Handler – 5th Generation offers powerful, energy-efficient climate control for larger spaces—without the need for ductwork. Designed for quiet operation and seamless comfort, this wall-mounted unit is ideal for living rooms, bonus rooms, basements, or open-plan areas where consistent heating and cooling are essential.
Now updated with R-454B refrigerant, this air handler supports lower environmental impact and improved energy performance, helping you save on utility bills while reducing your carbon footprint.
With built-in Wi-Fi, you can control the unit remotely using the MRCOOL® SmartHVAC app or integrate it with Amazon Alexa or Google Assistant for voice control. Program schedules, adjust settings on the go, or activate sleep mode to conserve energy overnight—comfort is always within reach.

Key Features

Professional Installation Required – Designed to pair with MRCOOL® Advantage Series Condensers (sold separately)

18,000 BTU Capacity – Ideal for large rooms up to approximately 750–1,000 sq. ft. (depending on insulation and climate zone)

Eco-Friendly R-454B Refrigerant – Reduces Global Warming Potential (GWP) while boosting overall system efficiency

Gold Fin® Corrosion Resistance – Durable coating protects components from moisture, salt air, and outdoor wear, ideal for coastal climates

Wi-Fi Control Built In – Manage settings through the SmartHVAC app, or control with Google Assistant or Amazon Alexa

Follow Me® Function – Uses the remote’s location to fine-tune temperature control based on where you are in the room

Quiet Operation – Engineered for low noise output, even at higher capacity levels

Additional Features – Includes timer mode, refrigerant leak detection, and sleep mode for added safety and convenience

Certified Efficiency – AHRI Certified, NEEP ccASHP Listed, and CEE Tier 1 Compliant (Northeast)

Technical Specifications

Cooling Capacity: 18,000 BTU

Voltage: 230V

Refrigerant: R-454B

Installation Type: Wall-mounted (requires compatible condenser)

Control Options: Remote control, mobile app, voice assistant

Certifications: AHRI, NEEP ccASHP, CEE Tier 1 (North)

Warranty Coverage

1-Year Parts Warranty

2-Year Compressor Warranty

1-Year Remote Control Warranty

Limited Lifetime Warranty available with registration through the MRCOOL® Care Program

Engineered for homeowners who need efficient performance and smart convenience, the MRCOOL® Advantage 18k BTU 230V Air Handler is a future-ready climate solution that delivers comfort, durability, and eco-friendly design—perfect for today and tomorrow.
Brand:MRCOOLSKU:A-18-HP-WMAH-230D-OTags:18000, 18000 BTU, 18k, 208-230V, 230V, 5th Generation, DIY, DIY 5th Gen, DIY Series, Eighteen Thousand, Fifth Gen