DIY 48k 6-zone condenser — 230V

DIY-MULTI6-48HP230D-O

Outdoor unit for 2–6 indoor heads. Indoor sizes 6k–24k. Up to ~2,000 sq ft.

Power: 230V
Typical space: Up to ~2,000 sq ft
SEER2: 21.8
Refrigerant: R-454B
Max fuse / breaker: 45A
MCA: 40A
Warranty: 7-year compressor / 5-year parts
Line set: Quick Connect per indoor head (pick rooms on Size my system)

ENERGY STARTax-credit eligible

Heat: Standard 5th Gen — not Hyper Heat

ENERGY STAR® and federal tax-credit eligible. Indoor mixes follow MRCOOL’s published 5th Gen matchup chart. Indoor sizes 6k–24k; 36k wall heads are not on that chart.

$3,228

MAP. Drop-shipped from MRCOOL. Montana has no statewide sales tax. Free shipping on orders $1,000+.

Build this system

Pick a head for each zone

This 48k outdoor takes 2–6 indoor units. Factory chart indoor sizes are 6k, 9k, 12k, 18k, and 24k · Up to ~2,000 sq ft. We’ll only add a mix MRCOOL publishes.

How many indoor units?

Zone 1

Line set for this head

25 ft Quick Connect · Includes matching 25-ft DIYPRO cable with this line set (in the price). 3 LineGuard kits (12 ft each) to cover this run.

Zone 2

Line set for this head

25 ft Quick Connect · Includes matching 25-ft DIYPRO cable with this line set (in the price). 3 LineGuard kits (12 ft each) to cover this run.

Quick Connect, pre-charged, with matching DIYPRO cable in the line-set price. Each head can be a different length.

Looks in range. 48k indoor on a 48k outdoor (2 zones). Indoor sizes 6k–24k.

Add the usual extras60A disconnect, pad, and 6 LineGuard kits to cover 50 ft of line set (12 ft per kit). Uncheck if you already have them.

DIY 48k 6-zone condenser — 230VDIY-MULTI6-48HP230D-O$3,228
DIY 24k indoor head — 230VDIY-24-HP-WMAH-230D25-O$965
DIY 24k indoor head — 230VDIY-24-HP-WMAH-230D25-O$965
25-ft line set 3/8×5/8 + DIYPRO — 24k/36kDIY25-3858C-O$499
25-ft line set 3/8×5/8 + DIYPRO — 24k/36kDIY25-3858C-O$499
60A fused disconnectMCDP60$48
Condenser padMCPAD$64
LineGuard® 12-ft cover kit — white × 6MLG450$534

$6,802

Equipment only · free shipping · labor extra if a contractor installs it

Have us install it

Replacement outdoor only? · Pad

ENERGY STAR® and federal tax-credit eligible. Indoor mixes follow MRCOOL’s published 5th Gen matchup chart.

Brochures and manuals

Factory PDFs from MRCOOL. Open in a new tab.

More manuals (5)

What’s included

48k 6-zone outdoor condenser (Gold Fin® coil)

Not included

Indoor heads (order separately — use the builder on this page)
Quick Connect line set (one per indoor head)
Electrical disconnect, pad, LineGuard, or labor

Other sizes

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