Heat Pump List
Menu

Sections

Tools

Heat pump model numbers starting DM

39 certified units whose model number starts DM, out of every unit in the A to Z. Updated Oct 17, 2026.

One row per certified model number. All 39 in this group are listed; nothing is held back for a second page.

Model numbers starting DM
Model number Type Size class Brands Certified pairings
DM18HOS25230E3A mini-split 15,000 Btu 1 4
DM24HOS25230E3 central 18,000 Btu (1.5-ton) 1 1
DM24HOS25230E3A mini-split 24,000 Btu (2-ton) 1 5
DM36HOS25230E3 mini-split 36,000 Btu (3-ton) 1 1
DMA06HOS28230E8 mini-split 6,000 Btu 1 1
DMA09HOS21115S1 mini-split 9,000 Btu 1 1
DMA09HOS25230E8 mini-split 9,000 Btu 1 4
DMA09HOS28230E8 mini-split 9,000 Btu 1 4
DMA09HOS42230E4 mini-split 9,000 Btu 1 1
DMA12HOS25230E8 mini-split 12,000 Btu (1-ton) 1 5
DMA12HOS28230E8 mini-split 12,000 Btu (1-ton) 1 6
DMA12HOS42230E4 mini-split 12,000 Btu (1-ton) 1 2
DMA18HOM23230X2 mini-split 18,000 Btu (1.5-ton) 1 4
DMA18HOM25230X3 mini-split 18,000 Btu (1.5-ton) 1 4
DMA18HOS20230E7 central 18,000 Btu (1.5-ton) 1 2
DMA18HOS25230E8 mini-split 18,000 Btu (1.5-ton) 1 3
DMA18HOS28230E8 mini-split 18,000 Btu (1.5-ton) 1 5
DMA18HOS42230E4 mini-split 18,000 Btu (1.5-ton) 1 1
DMA24HOS20230E central 24,000 Btu (2-ton) 1 1
DMA24HOS20230E7 central 24,000 Btu (2-ton) 1 2
DMA24HOS25230E8 mini-split 24,000 Btu (2-ton) 1 4
DMA24HOS28230E8 mini-split 24,000 Btu (2-ton) 1 5
DMA27HOM23230X2 mini-split 30,000 Btu (2.5-ton) 1 3
DMA27HOM25230X3 mini-split 30,000 Btu (2.5-ton) 1 4
DMA30HOS20230E7 central 30,000 Btu (2.5-ton) 1 3
DMA36HOM23230X2 mini-split 36,000 Btu (3-ton) 1 3
DMA36HOM25230X3 mini-split 36,000 Btu (3-ton) 1 5
DMA36HOS20230E7 central 36,000 Btu (3-ton) 1 3
DMA36HOS28230E8 mini-split 36,000 Btu (3-ton) 1 2
DMA48HOM23230X2 mini-split 48,000 Btu (4-ton) 1 2
DMA48HOM25230X3 mini-split 48,000 Btu (4-ton) 1 4
DMA48HOS20230E7 central 48,000 Btu (4-ton) 1 1
DMA48HOS28230E8 mini-split 48,000 Btu (4-ton) 1 1
DMA55HOM25230X3 mini-split 54,000 Btu (4.5-ton) 1 3
DMA60HOS20230E7 central 54,000 Btu (4.5-ton) 1 1
DMB09HOS42230E8 mini-split 9,000 Btu 1 1
DMB12HOS42230E8 mini-split 12,000 Btu (1-ton) 1 2
DMB18HOS42230E8B mini-split 18,000 Btu (1.5-ton) 1 1
DMC36HOS20230E7 central 36,000 Btu (3-ton) 1 3

Other groups

Every model number group, A to Z

Find a model by its number, its indoor unit, or its AHRI number