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Jaw-dropping Mrcool Diy® 5th Gen E Star 18,000 Btu Single Zone Mini Split Complete System With 25 Ft. Line Set, 230v (diy-18-hp-wm-230d25-o) + Free Bonus [BwUTYcdR]

$116.99 $374.99 -69%

Introducing the 5th Gen MRCOOL® DIY® 18K BTU Single Zone Mini-Split Air Handler for year-round heating and cooling in spaces 500 to 750 sq. ft. Easy DIY installation with included 25 ft. QuickConnect® line set and DIYPRO® cable. Customize comfort wit

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Jaw-dropping Mrcool Diy® 5th Gen E Star 18,000 Btu Single Zone Mini Split Complete System With 25 Ft. Line Set, 230v (diy-18-hp-wm-230d25-o) + Free Bonus [BwUTYcdR]

Introducing the 5th Gen MRCOOL® DIY® 18K BTU Single Zone Mini-Split Air Handler for year-round heating and cooling in spaces 500 to 750 sq. ft. Easy DIY installation with included 25 ft. QuickConnect® line set and DIYPRO® cable. Customize comfort with wireless remote, SmartHVAC app, or voice commands. Industry-leading warranty for reliable, energy-efficient performance.

Features

  • DIY Installation: Easy, tool-free setup with no prior experience required.
  • DIY® QuickConnect® Line Set: Pre-charged with R-454B refrigerant for quick and vacuum-free installation.
  • Environmentally Friendly Refrigerant: R-454B refrigerant has a lower Global Warming Potential (GWP) than older refrigerants like R-410A, reducing environmental impact while improving energy efficiency.
  • DIYPRO® Cable: Eliminates the need for electrical conduit, offering enhanced durability against outdoor elements and wildlife.
  • Wireless Control Options: Use the included remote, SmartHVAC app (Apple and Android), or voice commands via Amazon Alexa and Google Assistant.
  • Follow Me Function: Maintains consistent comfort by adjusting airflow based on the remote’s location.
  • Dry Mode: Acts as a dehumidifier to reduce excess moisture and improve indoor air quality.
  • Gold Fin® Condenser: Provides corrosion resistance for coastal homes, ensuring long-lasting performance.
  • Industry-Leading Warranty: Limited lifetime warranty, 7-year compressor warranty, and 5-year parts warranty.
  • Certified Quality: Intertek listed 5031495 for reliable performance and safety.
Dimensions & Weight
Condenser Dimensions 35.04 W" x 13.46 D" x 26.50 H"
Air Handler Dimensions 42.52 W" x 8.90 D" x 13.19 H"
Condenser Weight 93.48 lbs / 42.4 kg
Air Handler Weight 35.49 lbs / 16.1 kg
Capacity & Performance
Zone Capacity 1
Cooling Capacity 18,000 BTU
EER2 13.7
SEER2 22.5
Heating Capacity 18,000 BTU
HSPF2-4 11.5
HSPF2-5 8.5
Coverage Area 500 to 750 sq ft.
Outdoor Noise Level 58.5 dB(A)
Indoor Noise Level (Hi/Mi/Lo) 54.5/44.5/40.5/30.5/19.0 dB(A)
Electrical Requirements
Voltage 208-230V
Phase 1
Cycle 60 Hz
Max Fuse Breaker 20A
Min Circuit Ampacity 18A
Refrigerant & Piping
Refrigerant Type R-454B
Refrigerant Volume 44.80 oz
Liquid Line Size 1/4"
Suction Line Size 1/2"
Max Line Set Length 98.4 ft.
Features
Inverter DC
Compressor Type Rotary
Fan Only Option Yes
Quiet Mode Yes
Auto Cool Yes
Wifi Compatibility Yes
App Compatibility Yes
Works with IOS Yes
Works with Android Yes
Remote Control Included Yes
Certifications & Warranty
Certifications UL Listed, ETL Listed, Energy Star Certified, AHRI Certified
Warranty 7 Years Compressor
5 Years Parts
Extended Limited Lifetime Replacement
*If the original owner does not register the unit, the warranty defaults to the standard 5 year parts, 7 year compressor warranty
**The original, registered owner must be enrolled in the MrCool Care Program every year in order to qualify for the 7 year full unit replacement for compressor failure and lifetime compressor replacement.
Product Brochure
Installation Manual
Remote Control Manual
Warranty Document
AHRI Cert
Energy Guide

What Our Customers Say

January 16, 2026

Absolutely no complaints!

This product is a brilliant device. I'm so happy with it.

- Lawrence J..

January 16, 2026

Absolutely no complaints!

It's a perfect marriage of high-tech features and simple usability.

- Bryce X..

January 16, 2026

Absolutely no complaints!

This product is a great example of smart, practical design.

- Winston L..

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