MRCOOL DIY® 5th Gen E Star 12,000 BTU Single Zone Mini Split Complete System with 25ft. Line Set 115V, DIY-12-HP-WM-115D25-0

MRCOOL DIY® 5th Gen E Star 12K BTU Single Zone Mini Split – DIY HVAC Made Easy

Take control of your home’s climate with the MRCOOL DIY® 5th Gen E Star 12,000 BTU Single Zone Mini-Split System. Designed for DIY-friendly installation and year-round heating and cooling, this system is perfect for spaces up to 550 sq. ft.. Featuring R-454B refrigerant, ENERGY STAR® certification, and advanced smart control options, this unit delivers powerful performance with lower energy costs.

Effortless DIY Installation – No Professional Help Required

With MRCOOL’s patented QuickConnect® line set, the installation process is completely tool-free and doesn’t require vacuuming or special HVAC training. The included DIYPRO® cable enhances durability and eliminates the need for an electrical conduit, making setup faster and safer.

Energy-Efficient & Eco-Friendly R-454B Refrigerant

This system utilizes R-454B refrigerant, which has a lower Global Warming Potential (GWP) than traditional R-410A. This reduces environmental impact while boosting energy efficiency, ensuring a more sustainable HVAC solution.

Smart Comfort Features for Maximum Convenience

Wireless Control Options – Adjust settings with the included remote, SmartHVAC app (iOS & Android), Amazon Alexa, or Google Assistant.

Follow Me® Function – Maintains consistent comfort by adjusting airflow based on the remote’s location.

Dry Mode for Dehumidification – Reduces excess moisture to improve indoor air quality and comfort.

Gold Fin® Condenser – Corrosion-resistant for long-lasting performance, ideal for coastal environments.

Intertek Certified (5031495) – Safety-tested and performance-approved for top-tier reliability.

Industry-Leading Warranty for Worry-Free Ownership

Limited Lifetime Warranty

7-Year Compressor Warranty

5-Year Parts Warranty

Why Buy from MRCOOL DIY Direct?

✅ Factory-direct pricing & fast USA shipping

✅ Expert support for DIY installation

✅ Trusted independent MRCOOL dealer

Upgrade to the MRCOOL DIY® 5th Gen E Star 12K BTU Mini-Split today—the easiest, most efficient way to heat and cool your space year-round!