MrCool DIY 4th Gen E Star 36k BTU Ductless Mini Split Heat Pump Complete System 208-230V/60Hz
Looking for an efficient and cost-effective air conditioning solution for your space? Look no further than the MRCOOL DIY 36K 36,000 BTU 18 SEER 4th Gen Ductless Mini Split Air Conditioner and Heat Pump.
This 4th generation heat pump mini split air conditioner is the latest and greatest of the only ductless mini-split system on the market purposefully designed for anyone to be able to install. It is perfect for garages, workshops, sunrooms, RV's, trailers, or other spaces, especially if they don't have ductwork.
The MRCOOL DIY 36,000 mini-split is the most cost-efficient air conditioner on the market today. When appropriately sized, this system is the ideal DIY solution for a 1,550 square feet area. The MRCOOL DIY includes the new SmartHVAC Wi-Fi module that features a simple setup process, improved functionality, and also works with both Amazon Alexa and Google Assistant.
The MRCOOL DIY 36K 36,000 BTU 18 SEER 4th Gen Ductless Mini Split Air Conditioner and Heat Pump is ENERGY STAR certified and comes with a 7-year compressor warranty and 5-year parts warranty. With its DC inverter and variable-speed compressor technology, it minimizes operating costs while ensuring your system remains operating efficiently. The refrigerant leakage detection feature also ensures that you get the most out of your system.
With its easy installation process and high efficiency heat pump, you can save money by installing the air conditioner yourself and also on the rebates available for ENERGY STAR models.
Helps Cut Down Energy Costs
MrCool DIY 4th Gen E Star Features

Easy DIY® Installation
Precharged R-410 Quick Connect® Line Set - Pre-charged linesets allow you to install this innovative ductless system without special tools, equipment, or training. Couplers are available for extended lengths
Energy Star
Certified Efficiency - Going above and beyond for efficiency while maintaining optimum performance and reliability, the 12K, 36k and 36k models are Energy Star Certified
Smartphone App
Enhanced Control from Anywhere - Control your MRCOOL DIY® anywhere with your Apple or Android smart device and an internet connection
NEW DIYPRO™ Cable
Safety & Durability - The included DIYPro™ Cable eliminates the need for electrical conduit providing higher mechanical protection and durability
Follow Me® Function
Personalized Performance - Keep the remote close by, and MRCOOL DIY® will track the air temperature around you to ensure you receive maximum comfort
Leakage Detection
Protecting Your Investment - When the MRCOOL DIY® detects low coolant an alarm will sound to alert you to the problem. This will prevent damage to the compressor while you maintain high air comfort
Low Ambient Cooling
Cooling Down to 5°F - This feature makes the MRCOOL DIY® the ideal system for server rooms, greenhouses, and any other application that requires cooling all year
Auto Restart
Never Lift a Finger - Power outage? Don’t worry, the MRCOOL DIY® auto restart will have the unit running again in no time at all
Sleep Mode
24-Hour Comfort - We made Sleep Mode easy to program to save money, and let you sleep a little easier
Louver Position Memory
Remembers So You Don’t Have To - Horizontal louver will automatically move to the same position as you set last time the unit was turned on
Gold Fin® Condenser
Corrosion Resistant - Live on the coast? Don’t worry, our condenser is built to resist long term corrosion
Digital Assistant Ready
Google Assistant & Amazon Alexa - The new MRCOOL® Smart HVAC Controller® Module and App fully support Google Assistant & Amazon Alexa out of the box
Best Warranty in the Business
Limited Lifetime* & 7 Yr Replacement* on Compressor + 5 Yr Parts - 4th Gen DIY®s have an optional LIMITED LIFETIME compressor warranty*, a 7-year compressor replacement* warranty, and a standard 5-year parts warranty for the original registered owner


MRCOOL DIY 4th Gen E Star 36k BTU Ductless Mini Split Heat Pump Features
- Up to 18.3 SEER2
- Gold Fin® condenser: corrosion-resistant coastal living - don't worry, our condenser is built to resist long term corrosion
- Variable-speed DC inverter compressor technology cuts operating costs
- R-410A environmentally friendly refrigerant
- Standard 7-year compressor/5-year parts warranty; register for limited lifetime compressor warranty
DIY 4th Gen E Star 36k BTU Ductless Mini Split Heat Pump Specifications
Tech Specs
Model |
DIY-36-HP-WM-230C25 |
SEER |
18 |
SEER2 |
18.3 |
EER |
8.7 |
EER2 |
8.7 |
COP 47 |
2.81 |
HSPF |
hspf4/hspf5 : 12/9 |
HSPF2 |
hspf2-4/hspf2-5 : 8/6.4 |
CFM |
673.53/502.94/367.65 |
Cooling Capacity |
36000 BTU |
Heating Capacity |
36000 BTU |
Voltage |
208-230 V |
INSTALL KIT (LINE SET) SPECS
Length |
25ft |
Max Lineset Length |
75ft |
Liquid Line Size |
3/8 in |
Suction Line Size |
5/8 in |
RESTRICTIONS AND WARNINGS
Restricted States |
GU;PR;VI |
Proposition 65 Warning |
Yes |
Has Batteries |
Yes |
Contains Electronics |
Yes |
Contains Chemicals |
Yes |
Contains Aerosol |
Yes |
INDOOR UNIT (AIR HANDLER) SPECS
Model |
DIY-36-HP-WMAH-230C25 |
Air Flow Direction |
4-W |
Oscillation |
Yes |
Min Ambient Cool |
-13F - 122F |
Min Ambient Heat |
-13F - 75F |
Auxiliary Heater Included |
No |
Auxiliary Heater Available |
No |
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 |
UL Listed |
Yes |
Energy Star Certified |
Yes |
AHRI Certified |
Yes |
Air Handler Depth |
11.10 in |
Air Handler Height |
14.25 in |
Air Handler Width |
49.57 in |
Air Handler Weight |
47.84 lbs |
OUTDOOR UNIT (CONDENSER) SPECS
Model |
DIY-36-HP-C-230C |
Inverter |
Yes |
Phase |
1 |
Cycle |
60 Hz |
Max Fuse Breaker |
35 A |
Min Circuit Ampacity |
28 A |
Rated Load |
0.50 A |
Max Coverage Area |
Up to 1500 sqft |
Zone Capacity |
1 |
Refrigerant Type |
R-410A |
Refrigerant Volume |
111.1 oz |
Decibel Rating |
52/45/34 |
Decibel Rating Low |
34 dBA |
Decibel Rating High |
52 dBA |
Compressor Motor Type |
Rotary |
Condenser Fan Motor Rpm |
950/250 |
Blower Motor Rpm |
1200/950/750 |
Condenser Depth |
16.14 in |
Condenser Height |
31.89 in |
Condenser Width |
37.24 in |
Condenser Weight |
147.27 lbs |
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