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MRCOOL’s 4th Generation DIY 24K Mini Split Heat Pump is the latest evolution of the only ductless mini-split system on the market designed specifically for easy DIY installation. It's an ideal solution for garages, workshops, sunrooms, RVs, trailers, and other areas—especially those without ductwork.

MRCOOL DIY Single Zone Mini Split Sizes:

  • 12,000 BTU – Covers up to 550 sq. ft.

  • 18,000 BTU – Covers up to 800 sq. ft.

  • 24,000 BTU – Covers up to 1,100 sq. ft.

  • 36,000 BTU – Covers up to 1,500 sq. ft.

The 4th Gen DIY 24K model is now more efficient, adaptable, and easier to install than ever. It requires no special tools or training, making it accessible for virtually anyone to set up in just a few hours. Not only do you save on installation costs, but you may also qualify for rebates on ENERGY STAR® certified models.

Perfect for areas up to 1,100 square feet, this system is one of the most cost-effective and energy-efficient mini-splits available. It includes MRCOOL’s latest SmartHVAC Wi-Fi module, which features easy setup and seamless compatibility with Amazon Alexa, Google Assistant, and smart devices on both Apple and Android platforms.

What’s Included with the MRCOOL DIY 24K 20.5 SEER 230V System:

  • 25 ft. pre-charged line sets with control wire for quick, tool-free installation

  • Remote control for convenient operation

  • SmartHVAC Wi-Fi module with app control and voice assistant compatibility

  • ENERGY STAR® certification for long-term energy savings

  • 7-year compressor warranty and 5-year parts warranty

  • DC inverter technology with a variable-speed compressor to reduce energy costs

  • Refrigerant leak detection to maintain optimal performance

  • Gold Fin condenser coating for corrosion resistance—ideal for coastal or humid environments

If you're looking for reliable, high-performance air comfort without the cost of professional installation, the MRCOOL DIY 24K is a smart, self-install solution that delivers.

BRAND NAME MRCOOL
SERIES DIY 4th Gen E STAR
MODEL DIY-24-HP-WM-230C25
GTIN 00810035935174
UPC 810035935174
UNIT TYPE Mini-Split
SHORT DESCRIPTION MrCool E Star DIY 4th Gen 24k BTU Ductless Mini-Split Heat Pump Complete System 208-230V/60Hz
BULLET 1 Up to 20.5 SEER
BULLET 2 Gold Fin® condenser: corrosion-resistant coastal living - don't worry, our condenser is built to resist long term corrosion
BULLET 3 Variable-speed DC inverter compressor technology cuts operating costs
BULLET 4 R-410A environmentally friendly refrigerant
BULLET 5 Standard 7-year compressor/5-year parts warranty; register for limited lifetime compressor warranty
SEER 20.5
EER 12.5
COP 47 3.15
HSPF hspf4/hspf5 : 10.5/9
CFM 605.88/505.88/364.71
TONNAGE TONNAGE
COOLING CAPACITY 23000BTU
HEATING CAPACITY 25000 BTU
VOLTAGE 208-230 V
PHASE 1
CYCLE 60 Hz
MAX FUSE BREAKER 35 A
MIN CIRCUIT AMPACITY 22 A
COLOR White
COLOR FAMILY White
RATED LOAD 0.45 A
MAX COVERAGE AREA Up to 1000 sqft
ZONE CAPACITY 1
REFRIGERANT TYPE R-410A
REFRIGERANT VOLUME 81.13 oz
DECIBEL RATING 48.5/43.5/33
DECIBEL RATING LOW 33 dBA
DECIBEL RATING HIGH 48.5 dBA
OSCILLATION 4-W
INVERTER Yes
MIN AMBIENT COOL -13F - 122F
MIN AMBIENT HEAT -13F - 75F
LINE SET LENGTH 25ft
MAX LINESET LENGTH 98.42 ft
LIQUID LINE SIZE 3/8 in
SUCTION LINE SIZE 5/8 in
COMPRESSOR MOTOR TYPE Twin-Rotary
CONDENSER FAN MOTOR RPM 850/750/700
BLOWER MOTOR RPM 1200/1000/700
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
REGISTERED WARRANTY Limited Lifetime Compressor
BASE WARRANTY 5-year Parts/7-year Compressor
BASE PARTS WARRANTY 5-year Parts
REGISTERED COMPRESSOR WARRANTY Limited Lifetime Compressor
BASE COMPRESSOR WARRANTY 7-year Compressor
HAS BATTERIES Yes
CONTAINS ELECTRONICS Yes
CONTAINS CHEMICALS Yes
CONTAINS AEROSOL Yes
CONTAINS COMPRESSED GAS Yes
PROPOSITION 65 WARNING Yes
RESTRICTED STATES GU;PR;VI
CONDENSER DEPTH 16.14 in
CONDENSER HEIGHT 31.89 in
CONDENSER WIDTH 37.24 in
CONDENSER WEIGHT 125.22 lbs
AIR HANDLER DEPTH 8.90 in
AIR HANDLER HEIGHT 13.19 in
AIR HANDLER WIDTH 42.52 in
AIR HANDLER WEIGHT 35.27 lbs

 

Brochure for the DIY 4th Gen 24K Single Zone Mini Split

Install Manual for the DIY 4th Gen 24K Single Zone Mini Split

MRCOOL

MRCOOL | DIY 24K 24,000 BTU 20.5 SEER 4th Gen Ductless Mini Split Air Conditioner and Heat Pump 230V | DIY-24-HP-WM-230C25

SKU DIY-24-HP-WM-230C25
$3,192.00
$2,502.00

MRCOOL’s 4th Generation DIY 24K Mini Split Heat Pump is the latest evolution of the only ductless mini-split system on the market designed specifically for easy DIY installation. It's an ideal solution for garages, workshops, sunrooms, RVs, trailers, and other areas—especially those without ductwork.

MRCOOL DIY Single Zone Mini Split Sizes:

  • 12,000 BTU – Covers up to 550 sq. ft.

  • 18,000 BTU – Covers up to 800 sq. ft.

  • 24,000 BTU – Covers up to 1,100 sq. ft.

  • 36,000 BTU – Covers up to 1,500 sq. ft.

The 4th Gen DIY 24K model is now more efficient, adaptable, and easier to install than ever. It requires no special tools or training, making it accessible for virtually anyone to set up in just a few hours. Not only do you save on installation costs, but you may also qualify for rebates on ENERGY STAR® certified models.

Perfect for areas up to 1,100 square feet, this system is one of the most cost-effective and energy-efficient mini-splits available. It includes MRCOOL’s latest SmartHVAC Wi-Fi module, which features easy setup and seamless compatibility with Amazon Alexa, Google Assistant, and smart devices on both Apple and Android platforms.

What’s Included with the MRCOOL DIY 24K 20.5 SEER 230V System:

  • 25 ft. pre-charged line sets with control wire for quick, tool-free installation

  • Remote control for convenient operation

  • SmartHVAC Wi-Fi module with app control and voice assistant compatibility

  • ENERGY STAR® certification for long-term energy savings

  • 7-year compressor warranty and 5-year parts warranty

  • DC inverter technology with a variable-speed compressor to reduce energy costs

  • Refrigerant leak detection to maintain optimal performance

  • Gold Fin condenser coating for corrosion resistance—ideal for coastal or humid environments

If you're looking for reliable, high-performance air comfort without the cost of professional installation, the MRCOOL DIY 24K is a smart, self-install solution that delivers.

BRAND NAME MRCOOL
SERIES DIY 4th Gen E STAR
MODEL DIY-24-HP-WM-230C25
GTIN 00810035935174
UPC 810035935174
UNIT TYPE Mini-Split
SHORT DESCRIPTION MrCool E Star DIY 4th Gen 24k BTU Ductless Mini-Split Heat Pump Complete System 208-230V/60Hz
BULLET 1 Up to 20.5 SEER
BULLET 2 Gold Fin® condenser: corrosion-resistant coastal living - don't worry, our condenser is built to resist long term corrosion
BULLET 3 Variable-speed DC inverter compressor technology cuts operating costs
BULLET 4 R-410A environmentally friendly refrigerant
BULLET 5 Standard 7-year compressor/5-year parts warranty; register for limited lifetime compressor warranty
SEER 20.5
EER 12.5
COP 47 3.15
HSPF hspf4/hspf5 : 10.5/9
CFM 605.88/505.88/364.71
TONNAGE TONNAGE
COOLING CAPACITY 23000BTU
HEATING CAPACITY 25000 BTU
VOLTAGE 208-230 V
PHASE 1
CYCLE 60 Hz
MAX FUSE BREAKER 35 A
MIN CIRCUIT AMPACITY 22 A
COLOR White
COLOR FAMILY White
RATED LOAD 0.45 A
MAX COVERAGE AREA Up to 1000 sqft
ZONE CAPACITY 1
REFRIGERANT TYPE R-410A
REFRIGERANT VOLUME 81.13 oz
DECIBEL RATING 48.5/43.5/33
DECIBEL RATING LOW 33 dBA
DECIBEL RATING HIGH 48.5 dBA
OSCILLATION 4-W
INVERTER Yes
MIN AMBIENT COOL -13F - 122F
MIN AMBIENT HEAT -13F - 75F
LINE SET LENGTH 25ft
MAX LINESET LENGTH 98.42 ft
LIQUID LINE SIZE 3/8 in
SUCTION LINE SIZE 5/8 in
COMPRESSOR MOTOR TYPE Twin-Rotary
CONDENSER FAN MOTOR RPM 850/750/700
BLOWER MOTOR RPM 1200/1000/700
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
REGISTERED WARRANTY Limited Lifetime Compressor
BASE WARRANTY 5-year Parts/7-year Compressor
BASE PARTS WARRANTY 5-year Parts
REGISTERED COMPRESSOR WARRANTY Limited Lifetime Compressor
BASE COMPRESSOR WARRANTY 7-year Compressor
HAS BATTERIES Yes
CONTAINS ELECTRONICS Yes
CONTAINS CHEMICALS Yes
CONTAINS AEROSOL Yes
CONTAINS COMPRESSED GAS Yes
PROPOSITION 65 WARNING Yes
RESTRICTED STATES GU;PR;VI
CONDENSER DEPTH 16.14 in
CONDENSER HEIGHT 31.89 in
CONDENSER WIDTH 37.24 in
CONDENSER WEIGHT 125.22 lbs
AIR HANDLER DEPTH 8.90 in
AIR HANDLER HEIGHT 13.19 in
AIR HANDLER WIDTH 42.52 in
AIR HANDLER WEIGHT 35.27 lbs

 

Brochure for the DIY 4th Gen 24K Single Zone Mini Split

Install Manual for the DIY 4th Gen 24K Single Zone Mini Split
$3,192.00
$2,502.00

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