MRCOOL DIY5th Gen E Star 9,000 BTU Single Zone Mini Split Complete System 115V with 25 ft. DIY Quick Connect Line Set and DIYPRO Cable, - DIY-09-HP-WM-115D25-O
Upgrade your space with the 5th Gen MRCOOL DIY 9K BTU Single Zone Mini-Split - the ultimate solution for year-round heating and cooling in rooms 200 to 350 sq. ft. Engineered for effortless DIY installation, this Energy Star mini split lets you take control of your comfort with an included 25 ft. QuickConnect line set, DIYPRO cable, and multiple wireless control options. Whether using the SmartHVAC app, remote, or voice commands, achieving perfect temperature control has never been easier.
With industry-leading energy efficiency, durability, and a best-in-class warranty, MRCOOL is the trusted name in DIY climate control - giving you professional-grade performance without the hassle or expense of professional installation.
Features
-
America’s #1 DIY Mini Split: The nation’s most trusted DIY mini split, designed for quick, hassle-free installation and exceptional reliability.
-
DIY QuickConnect Line Set: Pre-charged with R-454B refrigerant, this line set ensures a quick, vacuum-free setup, making installation a breeze.
-
Eco-Friendly Refrigerant: R-454B refrigerant offers a lower Global Warming Potential (GWP) than older refrigerants like R-410A, reducing environmental impact while boosting energy efficiency.
-
DIYPRO Cable: Say goodbye to electrical conduit - this cable is built for durability and protection against outdoor elements and wildlife, ensuring long-lasting performance.
-
Wireless Control Options: Control your comfort with the included remote, the SmartHVAC app (compatible with Apple and Android), or use voice commands with Amazon Alexa or Google Assistant.
-
Follow Me Function: Enjoy consistent comfort with airflow that adjusts based on the remote’s location, ensuring even temperature distribution.
-
Dry Mode: Acts as a dehumidifier to reduce excess moisture, improving indoor air quality and creating a more comfortable environment.
-
Gold Fin Condenser: Offers superior corrosion resistance, making it perfect for coastal homes and ensuring durability for the long haul.
What our Experts Think
-
Easy DIY installation: Designed for true do‑it‑yourself setup with no HVAC license, vacuum pumps, or special tools — simply connect the pre‑charged 25 ft QuickConnect® line set and enjoy comfort quickly.
-
Balanced heating & cooling: 9,000 BTU cooling and 10,000 BTU heating capacity make it ideal for rooms ~200–350 sq ft (bedrooms, offices, garages) with year‑round comfort.
-
Energy‑efficient performance: 23.6 SEER2 / 14 EER2 / 11.5 HSPF2‑4 ratings deliver strong efficiency that helps lower energy bills and meets ENERGY STAR® standards.
-
Smart control options: Use the included remote, SmartHVAC® app (iOS/Android), or voice control via Alexa/Google Assistant for convenient, flexible temperature management.
-
Comfort features: Follow Me® mode (remote‑based zoning), Dry Mode for dehumidification, quiet operation, and automatic restart after power loss enhance daily usability.
-
Durable & eco‑friendly: Uses R‑454B refrigerant with Gold Fin® corrosion‑resistant condenser for long life even in humid or coastal environments.
-
Strong warranty: Backed by extended limited lifetime coverage (with registration), 7‑year compressor, and 5‑year parts warranty for peace of mind.
-
SEO & Merchant Center optimized: Includes high‑intent terms like 9,000 BTU mini split, DIY QuickConnect® line set, Energy Star, smart HVAC app control, and R‑454B refrigerant to improve visibility and conversions online.
Q&A
Q: What is included with this system?
A: Includes a 9,000 BTU indoor air handler, outdoor condenser, 25 ft. DIY Quick Connect line set, and DIYPRO cable for plug-and-play installation. Mounting brackets and remote control are included.
Q: What voltage does this unit require?
A: Operates on standard 115V / 60Hz power, ideal for typical residential applications.
Q: What type of system is this?
A: Single-zone ductless mini split, providing both heating and cooling for individual rooms or small spaces.
Q: Is this system suitable for DIY installation?
A: Yes, features DIY Quick Connect technology, allowing easy, professional-quality installation without specialized HVAC tools.
Q: What areas is this unit suitable for?
A: Efficiently cools and heats spaces up to approximately 400–500 sq. ft., depending on insulation and layout.
Q: What refrigerant does it use?
A: Uses R-410A refrigerant, environmentally friendly and energy-efficient.
Q: Is this system energy efficient?
A: Yes, part of the E-Star 5th Gen line, designed for high SEER efficiency and low electricity consumption.
Q: What style or design features does it have?
A: Sleek modern wall-mounted indoor unit with quiet operation and a compact, weather-resistant outdoor condenser.
Maintenance Tips
-
Clean Filters Monthly: Keeps airflow smooth and system efficient.
-
Inspect Indoor & Outdoor Units: Remove dust, dirt, or debris for optimal performance.
-
Check Drain Line: Ensure condensation line is clear to prevent water buildup.
-
Monitor Refrigerant Lines: Look for leaks or damage along the DIY Quick Connect lines.
-
Annual Professional Check (Optional): Extends system life and maintains efficiency.
