MRCOOL DIY 5th Gen 18k BTU 230V Complete System Bundle DIY-18-HP-WM-230D25-O

Introducing the 5th Generation MRCOOL® DIY® 18K BTU 22.5 SEER Ductless Heat Pump Single Zone Mini Split System — a game-changer for home climate control. Designed for straightforward installation requiring no specialized tools or professional help, it's an excellent choice for spaces ranging from 500–750 sq. ft. The system includes a pre-charged 25-foot QuickConnect® line set filled with R-454B refrigerant, eliminating the need for vacuuming. The DIYPRO® cable adds extra protection against weather, animals, and yardwork damage, replacing the need for traditional electrical conduit. Manage your home's temperature using the included remote, the SmartHVAC app, or voice commands via Amazon Alexa and Google Assistant. Built for long-term reliability with a 7-year compressor and 5-year parts warranty, plus MRCOOL® Care Program eligibility.

Key Features

• Intertek listed 5031495 | Easy DIY — no special tools or experience required
• 25-ft. pre-charged QuickConnect® line set with R-454B — no vacuuming needed
• DIYPro® cable — eliminates electrical conduit, protects against weather and animals
• Gold Fin® condenser coil — superior corrosion resistance for coastal environments
• Follow Me® function — tracks air temperature for maximum comfort
• MRCOOL® SmartHVAC Controller® Module — works with Amazon Alexa and Google Assistant
• Timer mode, auto mode, auto-restart after power outage
• AHRI Certified
• 7-Year Compressor / 5-Year Parts Warranty
• MRCOOL® Care Program eligible for Limited Lifetime Warranty

Technical Specifications

Product Documentation

• MRCOOL DIY 5th Generation Product Brochure (PDF)
• MRCOOL DIY-18-HP-WM-230D25-O Installation Manual (PDF)
• MRCOOL DIY 5th Gen Warranty Document (PDF)
• MRCOOL DIY-18 AHRI Certificates (PDF)