The 5th Generation MRCOOL DIY 36K BTU Ductless Mini-Split Heat Pump is an efficient and versatile heating and cooling solution for spaces up to 1550 sq. ft. Designed for true do-it-yourself installation, it requires no special tools or professional help, making setup quick, straightforward, and cost-effective.

A key feature of this system is the pre-charged 25-foot DIY QuickConnect line set, arriving to you already filled with R-454B refrigerant. This eliminates the need for vacuuming, reducing both installation time and expense. The included DIYPRO cable further simplifies setup by removing the need for electrical conduit while enhancing durability against outdoor elements and wildlife.

You can easily control the system using the included wireless remote, the SmartHVAC app on Apple and Android devices, or voice commands through Amazon Alexa and Google Assistant. For enhanced comfort, the Follow Me function ensures even temperature distribution by adjusting airflow based on the remote’s location. Dry Mode helps maintain a pleasant indoor environment by reducing excess humidity.

Built for longevity, the Gold Fin Condenser resists corrosion, making it ideal for coastal areas. This system is backed by a robust warranty package, including a limited lifetime warranty, a 7-year compressor warranty, and a 5-year parts warranty. Experience effortless installation, smart features, and reliable year-round comfort with MRCOOL DIY.

Ideal For:

• Homeowners avoiding expensive professional installation costs - DIY installation eliminates service call fees while delivering professional-grade Energy Star cooling and heating for entire homes up to 1,550 sq ft.
• Tech-savvy DIY enthusiasts with maximum space requirements - No special tools, no vacuuming, no certifications required—straightforward connection designed for anyone managing the largest possible comfort zones.
• Property owners in coastal and harsh climates - Gold Fin corrosion-resistant condenser provides excellent protection while Dry Mode manages humidity for reliable year-round performance in salty or damp environments.
• Smart home automation seekers - Wi-Fi connectivity enables voice control via Alexa and Google Assistant, plus Follow Me function and app-based Dry Mode management for personalized maximum-space comfort.

Why Customers Choose The MRCOOL DIY 36K Air Handler 230V

• Maximum Energy Efficiency - Energy Star certified performance delivers powerful cooling and heating while significantly reducing monthly utility bills and qualifying for energy rebates across entire homes.
• Installation Confidence at Maximum Scale - No special tools, no refrigerant vacuuming, no certifications required—pre-charged QuickConnect lines make setup fast and completely foolproof for largest spaces.
• Innovative Comfort Intelligence - Follow Me function adapts airflow based on remote location for precise comfort, while Dry Mode reduces humidity and condensation for optimal indoor air quality.
• Eco-Friendly Smart Technology - R454B refrigerant reduces environmental impact while SmartHVAC app and voice control provide convenient remote management and hands-free operation.
• Lifetime Reliability Assurance - Limited Lifetime warranty plus 7-year compressor protection deliver confidence without expensive professional service dependencies.

Certifications & Warranty

• Energy Star Compliant - Meets EPA energy efficiency standards for residential cooling and heating applications
• Eco-Friendly R454B Refrigerant - Low Global Warming Potential with reduced greenhouse gas emissions
• Gold Fin Corrosion Resistance - Protection against coastal salt air and high-humidity environments
• SmartHVAC Wi-Fi Certified - Compatible with Amazon Alexa and Google Assistant voice control ecosystems
• Limited Lifetime Warranty - Comprehensive coverage for peace of mind and long-term reliability
• 7-Year Compressor Limited Warranty - Extended protection on the core heating and cooling component
• 5-Year Parts Limited Warranty - Coverage on air handler components and internal systems
• DIY Installation Supported - No professional installation required—warranty valid with proper registration
• Online Registration Required - Simple registration activates full warranty coverage and extended protection benefits
• NEEP ccASHP Listed
• Intertek listed 5031495