4 photos · sourced from matching MRCOOL 5th Gen product listings
Shop/DIY
DIY 18k complete kit — 230V
DIY-18-HP-WM-230D25-O
Larger single space — open living area, shop bay, or studio up to about 800 sq ft. 230V.
- Power
- 230V
- Typical space
- Up to ~800 sq ft
- SEER2
- 22.5
- Refrigerant
- R-454B
- Heating down to
- -13°F
- Max fuse / breaker
- 20A
- MCA
- 18A
- Circuit
- 20A double-pole
- Min wire
- 12/2 copper min
- Warranty
- 7-year compressor / 5-year parts
- Line set
- 25-ft pre-charged Quick Connect in the complete kit
Heat: Heats and cools — not Hyper Heat
ENERGY STAR® V6.1 Cold Climate. Federal tax-credit eligible (confirm current IRS rules).
$2,909
MAP. Drop-shipped from MRCOOL. Montana has no statewide sales tax. Free shipping on orders $1,000+.
Want us to hang it? Don’t check out for labor — call or send an install quote. Equipment MAP stays the same; labor is quoted from the job.
ENERGY STAR® V6.1 Cold Climate. Federal tax-credit eligible (confirm current IRS rules). 7-year compressor / 5-year parts. Eligible for MRCOOL Care.
Brochures and manuals
Factory PDFs from MRCOOL. Open in a new tab.
More manuals (3)
What’s included
- Outdoor condenser (Gold Fin® coil)
- Indoor wall air handler
- 25-ft pre-charged Quick Connect® line set (R-454B)
- DIYPRO® communication cable (no conduit)
- Wireless remote with Follow Me®
- Wi-Fi module (SmartHVAC app / Alexa / Google)
- Dry Mode (dehumidify)
- Wall plate, template, and mounting hardware
Not included
- Electrical disconnect and whip
- Condenser pad or wall bracket
- LineGuard / line-set covers
- New circuit, permit, or labor
Add these — most DIY jobs need them
LineGuard® 12-ft cover kit — white
Covers the line set on the house. One kit is 12 ft — order one kit per 12 ft of run.
$89
Condenser pad
Equipment pad for a ground-mount outdoor unit. Picture of the pad only — not a unit on it.
$64
30A fused disconnect
Outdoor shutoff for 9–24k DIY and Hyper Heat. Sized from the nameplate — not a generic 60A box.
$42