The MrCool DIY 5th Gen 24,000 BTU 230V rates 2.9 among 24,000 BTU DIY mini-splits; the MrCool DIY Easy Pro 18,000 BTU 230V rates 2.9 among 18,000 BTU ones. The MrCool DIY Easy Pro 18,000 BTU 230V costs $1,529 less ($1,806 vs $3,335).
For someone who wants a true plug-together install with no tools beyond a drill, and a warranty that survives it. Expect to pay well over the price of a flare unit with the same cold-weather output.
Amazon MRCOOL DIY Direct $3,335A middle step between MrCool’s Select and DIY 5th Gen: quick-connect and a fair warranty, but it loses much of its heat in a cold snap. Best for mild winters.
MRCOOL DIY Direct $1,806Prices were last checked October 21, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
These two sit in different size classes (24,000 BTU and 18,000 BTU), and each is scored against the reference points for its own class, so a rating says how well each does among its own size peers. How we rank explains each factor.
| Factor weight | MrCool DIY 5th Gen 24,000 BTU 230V | MrCool DIY Easy Pro 18,000 BTU 230V |
|---|---|---|
| Overall rating | 2.9/5 | 2.9/5 |
| Value 35% | 12 $207 per 1,000 Btu/h of heat at 5 °F | 48 $184 per 1,000 Btu/h of heat at 5 °F |
| Cold weather 25% | 47 keeps 67% of its heat at 5 °F, heats down to -13 °F | 31 keeps 54% of its heat at 5 °F, heats down to -13 °F |
| Efficiency 20% | 54 9.5 HSPF2, 22.7 SEER2, COP 2.00 at 5 °F | 21 8.5 HSPF2, 20 SEER2, COP 1.80 at 5 °F |
| Warranty 15% | 64 7-year compressor, 5-year parts | 36 5-year compressor, 3-year parts |
| Noise 5% | 95 indoor unit from 20 dB(A) | 100 indoor unit from 18.5 dB(A) |
| MrCool DIY 5th Gen 24,000 BTU 230V | MrCool DIY Easy Pro 18,000 BTU 230V | |
|---|---|---|
| Capacity (certified) | ||
| Size (nominal) | 24,000 BTU | 18,000 BTU |
| Cooling at 95 °F | 24,000 Btu/h | 17,000 Btu/h |
| Heating at 47 °F | 24,000 Btu/h | 18,000 Btu/h |
| Heating at 17 °F (max) | 17,900 Btu/h | 18,700 Btu/h |
| Heating at 5 °F (max) | 16,100 Btu/h | 9,800 Btu/h |
| Heat kept at 5 °F | 67% | 54% |
| Price per 1,000 Btu/h at 5 °F | $207 | $184 |
| Efficiency (certified) | ||
| HSPF2 (Region IV) | 9.5 | 8.5 |
| SEER2 | 22.7 | 20 |
| EER2 | 12.7 | 9.8 |
| COP at 5 °F | 2.00 | 1.80 |
| ENERGY STAR | ENERGY STAR | Not ENERGY STAR |
| AHRI certificate | 216032547 | 217678024 |
| Operating range | ||
| Heats down to | -13 °F | -13 °F |
| Cooling range | -13 to 122 °F | - |
| Installation | ||
| Line set connection | Quick-connect (no vacuum pump) | Quick-connect (no vacuum pump) |
| Line set | 25 ft included, up to 75 ft | 11.5 ft included, up to 75 ft |
| Voltage | 230 V | 230 V |
| Refrigerant | R-454B | R-454B |
| Indoor unit | DIY-24-HP-WMAH-230D25-O | EZPRO-18-HP-WMAH-230DE-O |
| Outdoor unit | DIY-24-HP-C-230D25-O | EZPRO-18-HP-C-23011DE-O |
| Build | ||
| Indoor noise | 20–54 dB(A) | 18.5–46.5 dB(A) |
| Outdoor noise | 58.5 dB(A) | 55 dB(A) |
| Wi-Fi | Built in | Built in |
| Room size (maker) | up to 1,050 sq ft | up to 800 sq ft |
| Weight | indoor 35.9 lb / outdoor 122.8 lb | indoor 30.6 lb / outdoor 62.6 lb |
| Warranty | 7 yr compressor, 5 yr parts | 5 yr compressor, 3 yr parts |
| Warranty with DIY install | Yes | Yes |
