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NEW R-454B Refrigerant

MRCOOL DIY® 5th Gen E Star 18,000 BTU Single Zone Mini Split Condenser with 25 ft. Line Set 230V, DIY-18-HP-C-230D25-O

MRCOOL DIY® 5th Gen E Star 18,000 BTU Single Zone Mini Split Condenser with 25 ft. Line Set 230V, DIY-18-HP-C-230D25-O

Regular price $1,619.00 USD
Regular price $1,894.00 USD Sale price $1,619.00 USD
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SKUDIY-18-HP-C-230D25-O

Type5th Gen Condenser

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Pickup available at 2717 Gum Road

Usually ready in 2-4 days

This item is in stock! Estimated Arrival: 4-8 Days After Order is Received, Depending Upon Your Location.

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Have questions or need help selecting the perfect Mini Split system?

Talk with our expert HVAC team members now for assistance!!

PRODUCT DESCRIPTION

MRCOOL DIY® 5th Gen 18,000 BTU Single Zone Mini Split Condenser – Energy Star Certified (DIY-18-HP-C-230D25-O)

The MRCOOL DIY® 5th Gen 18K BTU Single Zone Mini Split Condenser is engineered to deliver energy-efficient heating and cooling for spaces 500 to 750 sq. ft. Designed for hassle-free, DIY installation, this outdoor condenser unit is pre-charged with R-454B refrigerant and includes a 25ft. QuickConnect® line set, allowing homeowners to install their own system without the need for professional HVAC assistance.

This listing includes only the condenser unit—it must be paired with a compatible MRCOOL DIY® 5th Gen air handler to create a complete mini split system.

Key Features & Benefits:

DIY Installation – No HVAC Technician Required

  • Pre-charged 25ft. QuickConnect® line set for vacuum-free installation.
  • No specialized tools or experience needed—perfect for DIYers.

Powerful Heating & Cooling

  • 18,000 BTU capacity, ideal for 500-750 sq. ft. rooms.
  • 230V power supply for efficient, high-performance operation.

Smart Climate Control Compatibility

  • Pair with a compatible MRCOOL DIY® air handler for full system control via remote, SmartHVAC app (iOS & Android), Alexa, and Google Assistant.

Energy-Efficient & Environmentally Friendly Refrigerant

  • Uses R-454B refrigerant, a low-GWP alternative to R-410A for reduced environmental impact and improved efficiency.

DIYPRO® Cable – Enhanced Protection

  • Eliminates the need for electrical conduit, offering superior durability against weather and wildlife damage.

Gold Fin® Condenser – Built to Last

  • Corrosion-resistant coating protects against rust and extends condenser lifespan, ideal for coastal environments.

Industry-Leading Warranty

  • Limited Lifetime Warranty on select components.
  • 7-Year Compressor Warranty and 5-Year Parts Warranty.

Certified Quality & Safety

  • Intertek listed (5031495) for compliance with performance, safety, and energy efficiency standards.

Specifications:

  • Brand: MRCOOL DIY®
  • Model: DIY-18-HP-C-230D25-O
  • Capacity: 18,000 BTU
  • Coverage Area: 500-750 sq. ft.
  • Power Supply: 230V
  • Line Set Length: 25ft. QuickConnect® pre-charged line set
  • Refrigerant Type: R-454B (Lower GWP)
  • Condenser Type: Outdoor Unit Only – Requires Compatible MRCOOL DIY® Air Handler
  • Certifications: Energy Star, Intertek Listed 5031495
  • Compressor Warranty: 7 Years
  • Parts Warranty: 5 Years

Important Notes:

📌 This listing includes only the outdoor condenser unit. You must purchase a compatible MRCOOL DIY® 5th Gen air handler separately for a complete mini split system.

📌 Stock images may be used—actual product appearance may vary slightly.

📌 Professional Installation Not Required – Designed for DIY installation but must be paired with a compatible MRCOOL indoor unit for full operation.


Need Help? Contact Us!

If you have any questions about the MRCOOL DIY® 5th Gen 18K BTU Mini Split Condenser, please call us to speak with a customer service representative. They will be happy to assist you!

As always, purchase your MRCOOL parts and equipment from MRCOOL DIY Direct, the USA’s most trusted MRCOOL dealer.

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