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MRCOOL 12K BTU Advantage 5th Generation Ductless Mini-Split Air Handler

MRCOOL 12K BTU Advantage 5th Generation Ductless Mini-Split Air Handler

$353
95
Was $439.99
Save $86.04 (20%)
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Product Details

Manufacturer: MRCOOL
MRCOOL Part Numbers: A-12-HP-WMAH-230D-O
Item Number: MRC-A-12-HP-WMAH-115D-O
UPC: 840255586900
The MRCOOL 12K BTU Advantage 5th Generation Ductless Mini-Split Air Handler really helps you chill out or warm up your space. This clever unit makes managing your room's temperature a breeze, letting you adjust settings easily from your phone or with the handy remote. It's designed to run nice and quiet, so it won't interrupt your day or night. Plus, it's got smart features like automatic restart if the power flickers and leakage detection to keep things running smoothly. This system also uses a modern refrigerant and boasts Goldfin corrosion resistance, which suggests it's built to last. You can even set timers for when you want it to run and explore different modes like active clean and sleep. It's compatible with popular smart home helpers, making control even more convenient.

Please Note: New installations require the purchase of an outdoor unit.

Customer Q&A with Product Specialists

Anthony from Brooklyn ny asked:
Is the 5th generation compatible with the 3rd generation?
Is the 5th generation compatible with the 3rd generation?
Unfortunately, the 5th generation MRCOOL units are not compatible with 3rd generation units. This is primarily due to differences in the refrigerant systems used; the 5th generation utilizes R-454B refrigerant, which is not interchangeable with the refrigerants used in older generations.
Answered by: Aaron D. on Jun 03, 2026

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Customer Reviews

MRCOOL 12K BTU Advantage 5th Generation Ductless Mini-Split Air Handler
Star - 1 Star - 2 Star - 3 Star - 4 Star - 5
By Terry W.

Great Mini-Split, Fits My Needs Well

This MRCOOL mini-split unit is a fantastic choice if you're looking for efficient cooling and heating. It was straightforward to install and operates quietly, providing consistent comfort in my space. I'm very pleased with its performance.
Star - 1 Star - 2 Star - 3 Star - 4 Star - 5
By John B.

Great MRCOOL Mini-Split, Minor Duct Fit Mention

This MRCOOL 12K BTU Advantage unit is a solid performer. I did have to trim the existing 6-inch galvanized sheet metal duct slightly (about 2 inches) for a perfect fit, so be prepared for that if using standard ductwork. Overall, very happy with the cooling!
Star - 1 Star - 2 Star - 3 Star - 4 Star - 5
By Mary G.

Good for MRCOOL 12K, Tabs a Little Tricky

This storm collar seems to do the job for my MRCOOL 12K unit. The folding tabs are a bit shorter and slightly harder to tighten down compared to previous models I''ve used. Overall, it''s functional for its intended purpose.
4.7
Star - 1 Star - 2 Star - 3 Star - 4 Star - 5
3 Reviews
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