




















MRCOOL DIY® 5th Gen E Star 12,000 BTU Single Zone Mini Split Complete System with 25ft. Line Set 115V, DIY-12-HP-WM-115D25-O
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PREMIUM QUALITY: Top Tier Products, Even Better Customer Care
5 YEAR WARRANTY: We Believe In Our Products & Our Team
- Description
- The Ultimate Solution for Business Owners & Contractors
- Standout Features
- The Result
- SPECIFICATIONS & DIMENSIONS
- Shipping and Return
- COVERAGE AREA
MRCOOL DIY® 5th Gen E Star 12,000 BTU Single Zone Mini Split Complete System with 25ft. Line Set 115V, DIY-12-HP-WM-115D25-O
Picture this: You’ve got a client who needs efficient, year-round comfort for a home office, rental suite, or boutique retail space—something that delivers quiet, reliable performance and won’t tie up your crew for days. With the MRCOOL DIY® 5th Gen 12,000 BTU Single Zone Mini Split, you’re not just meeting expectations—you’re exceeding them, project after project.
You want fast installs, happy customers, and a system that’s as reliable as your reputation. The MRCOOL DIY® 12K BTU Mini Split is designed for pros who take pride in delivering premium results, with features that make every job smoother and every client more satisfied.
- Effortless DIY Installation: The 25 ft. QuickConnect® line set comes pre-charged with R-454B refrigerant—no vacuum pump, no specialized tools, no headaches. The DIYPRO® cable means no electrical conduit needed, saving you time and labor costs.
- Ideal for Smaller Spaces: Perfectly sized to heat and cool areas from 350 to 500 sq. ft.—think bedrooms, studios, offices, or small retail spaces.
- Smart, Connected Comfort: Your clients can control their comfort from anywhere—remote, smartphone app, or even with their voice (Alexa and Google Assistant compatible). Offer a modern experience that sets you apart from the competition.
- Built to Last: The Gold Fin® condenser stands up to tough conditions, including coastal environments, ensuring your installs perform for years to come.
- Eco-Friendly & Efficient: The R-454B refrigerant is a forward-thinking choice, offering lower Global Warming Potential and higher energy efficiency—something today’s clients value highly.
- Industry-Leading Warranty: Stand behind your work with confidence thanks to a limited lifetime warranty, 7-year compressor coverage, and 5-year parts protection.
- Tool-free, rapid installation—keep projects moving and labor costs low
- Dry Mode—dehumidifies for healthier, more comfortable air
- Follow Me Function—personalized temperature control based on remote location
- Certified safe and reliable—Intertek listed for peace of mind
You finish the install quickly, your client enjoys precise, whisper-quiet comfort, and your business earns a reputation for delivering smart, efficient solutions that last. With MRCOOL DIY®, you’re not just installing an HVAC system—you’re building trust and growing your bottom line.
Deliver comfort, efficiency, and modern convenience—choose MRCOOL DIY® 5th Gen 12K BTU for your next project and watch your business thrive.
Dimensions & Weight | |
---|---|
Condenser Dimensions | 30.12 W" x 11.93 D" x 21.85 H" |
Air Handler Dimensions | 31.57 W" x 7.44 D" x 11.69 H" |
Condenser Weight | 65.48 lbs / 29.7 kg |
Air Handler Weight | 24.91 lbs / 11.3 kg |
DIY-12-HP-WM-115D25-O Capacity & Performance |
|
Zone Capacity | 1 |
Cooling Capacity | 12,000 BTU |
EER2 | 12.5 |
SEER2 | 23.5 |
Heating Capacity | 12,000 BTU |
HSPF2-4 | 10.2 |
HSPF2-5 | 7.6 |
Coverage Area | 350 to 500 sq ft. |
Outdoor Noise Level | 54 dB(A) |
Indoor Noise Level (Hi/Mi/Lo) | 43.0/39.5/33.5/24.0/18.0 dB(A) |
Electrical Requirements | |
Voltage | 115V |
Phase | 1 |
Cycle | 60 Hz |
Max Fuse Breaker | 20A |
Min Circuit Ampacity | 18A |
Refrigerant & Piping | |
Refrigerant Type | R-454B |
Refrigerant Volume | 30.34 oz |
Liquid Line Size | 1/4" |
Suction Line Size | 3/8" |
Max Line Set Length | 82 ft. |
DIY-12-HP-WM-115D25-O Features |
|
Inverter | DC |
Compressor Type | Rotary |
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 |
DIY-12-HP-WM-115D25-O Certifications & Warranty |
|
Certifications | UL Listed, ETL Listed, Energy Star Certified, AHRI Certified |
Warranty | 7 Years Compressor 5 Years Parts Extended Limited Lifetime Replacement *If the original owner does not register the unit, the warranty defaults to the standard 5 year parts, 7 year compressor warranty **The original, registered owner must be enrolled in the MrCool Care Program every year in order to qualify for the 7 year full unit replacement for compressor failure and lifetime compressor replacement. |
INSTALLATION & GUIDES
Product Brochure |
Installation Manual |
Remote Control Manual |
Warranty Document |
AHRI Certificate |
Energy Guide |
For Shipping & return information visit here
- Description
- The Ultimate Solution for Business Owners & Contractors
- Standout Features
- The Result
- SPECIFICATIONS & DIMENSIONS
- Shipping and Return
- COVERAGE AREA
MRCOOL DIY® 5th Gen E Star 12,000 BTU Single Zone Mini Split Complete System with 25ft. Line Set 115V, DIY-12-HP-WM-115D25-O
Picture this: You’ve got a client who needs efficient, year-round comfort for a home office, rental suite, or boutique retail space—something that delivers quiet, reliable performance and won’t tie up your crew for days. With the MRCOOL DIY® 5th Gen 12,000 BTU Single Zone Mini Split, you’re not just meeting expectations—you’re exceeding them, project after project.
You want fast installs, happy customers, and a system that’s as reliable as your reputation. The MRCOOL DIY® 12K BTU Mini Split is designed for pros who take pride in delivering premium results, with features that make every job smoother and every client more satisfied.
- Effortless DIY Installation: The 25 ft. QuickConnect® line set comes pre-charged with R-454B refrigerant—no vacuum pump, no specialized tools, no headaches. The DIYPRO® cable means no electrical conduit needed, saving you time and labor costs.
- Ideal for Smaller Spaces: Perfectly sized to heat and cool areas from 350 to 500 sq. ft.—think bedrooms, studios, offices, or small retail spaces.
- Smart, Connected Comfort: Your clients can control their comfort from anywhere—remote, smartphone app, or even with their voice (Alexa and Google Assistant compatible). Offer a modern experience that sets you apart from the competition.
- Built to Last: The Gold Fin® condenser stands up to tough conditions, including coastal environments, ensuring your installs perform for years to come.
- Eco-Friendly & Efficient: The R-454B refrigerant is a forward-thinking choice, offering lower Global Warming Potential and higher energy efficiency—something today’s clients value highly.
- Industry-Leading Warranty: Stand behind your work with confidence thanks to a limited lifetime warranty, 7-year compressor coverage, and 5-year parts protection.
- Tool-free, rapid installation—keep projects moving and labor costs low
- Dry Mode—dehumidifies for healthier, more comfortable air
- Follow Me Function—personalized temperature control based on remote location
- Certified safe and reliable—Intertek listed for peace of mind
You finish the install quickly, your client enjoys precise, whisper-quiet comfort, and your business earns a reputation for delivering smart, efficient solutions that last. With MRCOOL DIY®, you’re not just installing an HVAC system—you’re building trust and growing your bottom line.
Deliver comfort, efficiency, and modern convenience—choose MRCOOL DIY® 5th Gen 12K BTU for your next project and watch your business thrive.
Dimensions & Weight | |
---|---|
Condenser Dimensions | 30.12 W" x 11.93 D" x 21.85 H" |
Air Handler Dimensions | 31.57 W" x 7.44 D" x 11.69 H" |
Condenser Weight | 65.48 lbs / 29.7 kg |
Air Handler Weight | 24.91 lbs / 11.3 kg |
DIY-12-HP-WM-115D25-O Capacity & Performance |
|
Zone Capacity | 1 |
Cooling Capacity | 12,000 BTU |
EER2 | 12.5 |
SEER2 | 23.5 |
Heating Capacity | 12,000 BTU |
HSPF2-4 | 10.2 |
HSPF2-5 | 7.6 |
Coverage Area | 350 to 500 sq ft. |
Outdoor Noise Level | 54 dB(A) |
Indoor Noise Level (Hi/Mi/Lo) | 43.0/39.5/33.5/24.0/18.0 dB(A) |
Electrical Requirements | |
Voltage | 115V |
Phase | 1 |
Cycle | 60 Hz |
Max Fuse Breaker | 20A |
Min Circuit Ampacity | 18A |
Refrigerant & Piping | |
Refrigerant Type | R-454B |
Refrigerant Volume | 30.34 oz |
Liquid Line Size | 1/4" |
Suction Line Size | 3/8" |
Max Line Set Length | 82 ft. |
DIY-12-HP-WM-115D25-O Features |
|
Inverter | DC |
Compressor Type | Rotary |
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 |
DIY-12-HP-WM-115D25-O Certifications & Warranty |
|
Certifications | UL Listed, ETL Listed, Energy Star Certified, AHRI Certified |
Warranty | 7 Years Compressor 5 Years Parts Extended Limited Lifetime Replacement *If the original owner does not register the unit, the warranty defaults to the standard 5 year parts, 7 year compressor warranty **The original, registered owner must be enrolled in the MrCool Care Program every year in order to qualify for the 7 year full unit replacement for compressor failure and lifetime compressor replacement. |
INSTALLATION & GUIDES
Product Brochure |
Installation Manual |
Remote Control Manual |
Warranty Document |
AHRI Certificate |
Energy Guide |
For Shipping & return information visit here
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Top Tier Products, Even Better Customer Care

We Believe In Our Products & Our Team