MrCool
MRCOOL DIY 5th Gen 18000 BTU Mini-Split Heat Pump System
Best DIY climate control for homeowners seeking easy, professional-grade installation.
Upgrade your space with the 5th Generation MRCOOL DIY 18K BTU Ductless Heat Pump Mini-Split System, featuring both an air handler and condenser designed for effortless installation and efficient climate control. Ideal for spaces up to 800 sq. ft., this system requires no special tools or professional skills, making it a true DIY solution. The pre-charged 25 ft. QuickConnect line set, filled with R-454B refrigerant saves you time and installation costs. The included DIYPRO cable enhances durability by replacing traditional electrical conduit, offering protection against weather, wildlife, and damage from yardwork. Take full control of your comfort with a variety of options, including the wireless remote, the SmartHVAC app for Apple and Android devices, or hands-free voice commands via Amazon Alexa and Google Assistant. Enjoy easier installation, advanced technology, and year-round comfort with this efficient and durable heating and cooling solution.
$2509.00
Owner Satisfaction
4.5
/ 5
Category Rank
128
/ 954
#128 in Air Conditioners
Price vs Category Average
+23%
Above average
Air Handler BTU
18000
/ BTU
Who it's for
- Homeowners looking to save on professional installation fees
- Budget-conscious users prioritizing long-term energy savings
- Residents needing targeted climate control without ductwork
Who should skip it
- Shoppers with limited initial budgets for home upgrades
- Design-focused homeowners wanting hidden or discreet cooling units
- Novices uncomfortable with electrical work or complex mounting
Performance breakdown
Installation Accessibility
Pre-charged lines and DIY-friendly design eliminate the need for professional help.
Energy Efficiency
High SEER2 ratings ensure significant long-term savings on monthly utility bills.
Smart Connectivity
Seamless integration with voice assistants and mobile apps provides effortless climate control.
Climate Versatility
Capable of heating effectively even when outdoor temperatures drop to -13°F.
Build Durability
DIYPRO cable shielding offers robust protection against environmental wear and yard hazards.
Maintenance Simplicity
Washable filters and self-diagnostic tools make routine upkeep straightforward for owners.
Key Specs
Air Handler BTU
18000 BTU
Air handler weight
35.49 lb.
Amperage
20 A
BTU Cooling Rating
18000 BTU
BTU Heat Rating
18000 BTU
Condenser weight
93.48 lb.
Coverage Area
800 sq. ft.
Decibel (Sound) Rating
59 dBA
Features
- Effortless installation with no special tools or professional skills required
- Pre-charged line set with R-454B refrigerant saves time and installation costs
- Durable DIYPRO cable protects against weather, wildlife, and yardwork damage
- Control comfort via wireless remote, SmartHVAC app, or voice commands (Alexa, Google Assistant)
- Limited lifetime warranty, 7-year compressor warranty, and 5-year parts warranty for peace of mind
What customers say
Customers consistently praise the MRCOOL DIY 5th Gen system for its remarkable ease of installation, making it a true do it yourself solution. Many highlight the precharged line set as a game changer, eliminating the need for specialized tools or technicians. This simplicity translates into significant cost savings, reinforcing its strong value proposition. Users frequently report excellent cooling and heating performance, providing comfortable indoor environments. The system's reliability and quiet operation are also frequently mentioned, contributing to a highly positive ownership experience.
Know before you buy
No, this system is specifically designed for DIY installation. It comes with a pre-charged QuickConnect line set, meaning you do not need to handle refrigerant or use specialized tools to get the unit running.
This system is rated to cover an area of approximately 800 square feet. It is an ideal solution for large rooms, workshops, or finished basements.
Yes, the system is Wi-Fi enabled and works with the SmartHVAC app for remote control. It also supports hands-free voice commands through Amazon Alexa and Google Assistant without the need for an additional hub.
This heat pump is capable of operating in outdoor temperatures as low as -13°F, making it a reliable solution for year-round climate control in many climates.
The DIYPRO cable replaces traditional electrical conduit to provide enhanced protection for your wiring. It is designed to be durable enough to withstand exposure to weather, wildlife, and accidental damage from yardwork.
Maintenance is straightforward, as the unit features a washable filter that you can clean periodically to maintain airflow efficiency. The system also includes self-diagnostic tools to help you identify and troubleshoot any performance issues.
Still have a question?
Ask Hayley anything about this product before you decide.