DIY-36-HP-WM-230C25 MrCool DIY 4th Generation E Star Single-Zone Ductless Mini-Split Heat Pump Complete System, 18 SEER Rating, 36K BTU

Regular price $2,888.00 USD
Regular price Sale price $2,888.00 USD
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Benefits & Features

✅ Smartphone App: Control your system anywhere with the SmartHVAC App.
✅ Follow Me Function: Adjust room temperature based on controller location.
✅ Energy Star Certified: Efficient operation for reduced energy consumption.
✅ Quick DIY Installation: No special tools or training required.
✅ Variable-Speed DC Inverter Compressor: Optimal performance and comfort.


Air Handler Dimension: 49.57" (W) x 11.10" (D) x 14.25" (H)
Air Handler Weight: 47.84 lbs
Condenser Dimension: 37.24" (W) x 16.14" (D) x 31.89" (H)
Condenser Weight: 147.27 lbs

Zone Capacity: Single
Liquid Line Size: 3/8"
Suction Line Size: 5/8"
Refrigerant Volume: 111.1 oz

Cooling Capacity: 36,000 BTU
Heating Capacity: 36,000 BTU
Air Flow Capacity: 673.53/502.94/367.65 CFM

SEER: 18
SEER2: 18.3
EER: 8.7
EER2: 8.7
COP 47: 2.81
HSPF-4: 12
HSPF-5: 9

Phase: 1
Cycle: 60
Tonnage: 3
Voltage: 208-230
Circuit Ampacity: 28A
Fuse Breaker (Max): 35A

Prop 65 Warning: YES

Made with expertise and customer focus, the 4th Generation MRCOOL® DIY 36K BTU, 18 SEER Ductless Heat Pump System ensures efficient, transparent, and personalized home comfort. With the capability to heat and cool an area up to 1500 sq. ft., this system boasts quick connectors for easy installation, operating modes for varied needs, and smartphone control through the Smart HVAC App.

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-36-HP-WM-230C25 MrCool DIY 4th Generation E Star Single-Zone Ductless Mini-Split Heat Pump Complete System, 18 SEER Rating, 36K 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.