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MRCOOL DIY 5th Gen Wall Mount (9K-12K-18K) 3-Zone 48,000 BTU Ductless Mini Split Heat Pump & AC

Marsoni M251S
Sale price$3048.50
Pay 4 payments of $762.12 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
MRCOOL DIY 5th Gen Wall Mount (9K-12K-18K) 3-Zone 48,000 BTU Ductless Mini Split Heat Pump & ACThe MrCool DIY 3 Zone Mini Split featuring a 9K 12K 18K configuration is a versatile system ideal for a master suite and 2 standard rooms. With the massive 48k condenser at its core, this system replaces traditional central air with a more efficient, targeted zoning solution for the whole house. Optimized for single story homes or targeted floor coverage, this three zone system ensures you stop wasting energy on empty rooms. It grants independent
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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4.3 ★★★★★
Based on 83 reviews
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Verified Purchase
Dave Kulina
New York, US
★★★★★ 5
Works great
I added extra batteries to run a truck camper without killing my main battery and this works great. Simple to install and i have no had any problems in the pay few months and i use it every single day
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 18, 2021
A
Verified Purchase
Amazon Customer
Bozeman, US
★★★★★ 5
Installed in my RV.
This product works well. It is somewhat difficult to mount. The contact points are a little too close together. These deficiencies are understandable given its low cost and small size.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 18, 2021
B
Verified Purchase
Bret Jackson
Waukegan, US
★★★★★ 5
Best main wire for price
Size: 25 FT, Style: 0 (1/0) AWG RED
Good main wire and is accurate size and length
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026
A
Verified Purchase
Alexander Santos Espinal
Louisville, US
★★★★★ 5
Cables buenas
Size: 25 FT, Style: 0 (1/0) AWG RED
Excelente 👌
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 9, 2026
J
Verified Purchase
Joshua Garner
Charlottesville, US
★★★★★ 5
Don’t hesitate
Size: 15 FT, Style: 0 (1/0) AWG RED
Tough good quality wire!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 5, 2026

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