Heat pump model numbers starting 4D
13 certified units whose model number starts 4D, out of every unit in the A to Z. Updated Oct 17, 2026.
The units
One row per certified model number. All 13 in this group are listed; nothing is held back for a second page.
| Model number | Type | Size class | Brands | Certified pairings |
|---|---|---|---|---|
| 4DHP2S09S-1P | mini-split | 9,000 Btu | 5 | 24 |
| 4DHP2S12S-1L | mini-split | 12,000 Btu (1-ton) | 5 | 10 |
| 4DHP2S12S-1P | mini-split | 12,000 Btu (1-ton) | 5 | 39 |
| 4DHP2S18M-1P | mini-split | 18,000 Btu (1.5-ton) | 5 | 18 |
| 4DHP2S18S-1P | mini-split | 18,000 Btu (1.5-ton) | 5 | 43 |
| 4DHP2S24M-1P | mini-split | 24,000 Btu (2-ton) | 5 | 19 |
| 4DHP2S24S-1P | mini-split | 24,000 Btu (2-ton) | 5 | 38 |
| 4DHP2S30M-1P | mini-split | 30,000 Btu (2.5-ton) | 5 | 19 |
| 4DHP2S36M-1P | mini-split | 36,000 Btu (3-ton) | 5 | 7 |
| 4DHP2S48M-1P | mini-split | 48,000 Btu (4-ton) | 5 | 17 |
| 4DHPS209S-1P | mini-split | 9,000 Btu | 5 | 52 |
| 4DHV2S09S-1L | mini-split | 9,000 Btu | 5 | 13 |
| 4DHV2S09S-1P | mini-split | 9,000 Btu | 5 | 14 |
Other groups
Every model number group, A to Z
Find a model by its number, its indoor unit, or its AHRI number