DIY-18-HP-WM-230C25 MrCool DIY 4th Generation E Star Single-Zone Ductless Mini-Split Heat Pump Complete System, 22 SEER Rating, 18K BTU

Regular price $2,156.00 USD
Regular price Sale price $2,156.00 USD
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Benefits & Features

✅ Energy Efficient: Up to 22.7 SEER2 for cost-effective operation.
✅ Smart Control: Manage settings from anywhere using the SmartHVAC App.
✅ Quick DIY Installation: No special tools or training needed for installation.
✅ Variable-Speed Compressor: Enjoy precise temperature control and energy savings.
✅ Versatile Operation: Choose from modes like HEAT, COOL, DRY, and SLEEP.


Air Handler Dimension: 42.52" (W) x 8.90" (D) x 13.19" (H)
Air Handler Weight: 34.61 lbs
Condenser Dimension: 35.04" (W) x 13.46" (D) x 26.50" (H)
Condenser Weight: 94.36 lbs

Zone Capacity: Single
Liquid Line Size: 1/4"
Suction Line Size: 1/2"
Refrigerant Volume: 56.44 oz

Cooling Capacity: 18,000 BTU
Heating Capacity: 18,000 BTU
Air Flow Capacity: 465.29/361.76/304.12 CFM

SEER: 22
SEER2: 22.7
EER: 12.5
EER2: 12.6
COP 47: 3.74
HSPF-4: 11.5
HSPF-5: 9

Phase: 1
Cycle: 60
Tonnage: 1.5
Voltage: 208-230
Circuit Ampacity: 18A
Fuse Breaker (Max): 30A

Prop 65 Warning: YES

Made in the USA, the MRCOOL® DIY 18K BTU, 22 SEER Ductless Heat Pump System is a cutting-edge solution for home comfort. Its quick connectors simplify installation, while the Smart HVAC App allows seamless control via your smartphone. Efficiently heat or cool up to 750 sq. ft. with ease.

Comes Complete with: 

Single Unit Purchase for Single-Zone Units:



Specs Sheet,
Install Manual,
Service Manual,
Owner's Manual,
Remote Manual,
Technical Manual,
Brochure (Complete System),

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Frequently Asked Questions about the DIY-18-HP-WM-230C25 MrCool DIY 4th Generation E Star Single-Zone Ductless Mini-Split Heat Pump Complete System, 22 SEER Rating, 18K BTU

What is a mini-split heat pump?

A mini-split heat pump is a compact HVAC system that provides both heating and cooling, commonly used in spaces where traditional ductwork is impractical.

How does a mini-split heat pump work?

It works by transferring heat between indoor and outdoor units, using refrigerant to absorb and release heat, providing efficient temperature control.

Are mini-split heat pumps energy-efficient?

Yes, mini-split heat pumps are highly energy-efficient, as they don't lose energy through ducts, and many models come with variable-speed compressors for better efficiency.

What are the advantages of using a mini-split heat pump?

Advantages include energy efficiency, zoning capabilities, easy installation, and the ability to both heat and cool spaces.

Can I install a mini-split heat pump myself?

While some models are designed for DIY installation, it's recommended to have a professional HVAC technician install the unit to ensure proper setup and performance.