Heat pump model numbers starting H4
10 certified units whose model number starts H4, out of every unit in the A to Z. Updated Oct 17, 2026.
The units
One row per certified model number. All 10 in this group are listed; nothing is held back for a second page.
| Model number | Type | Size class | Brands | Certified pairings |
|---|---|---|---|---|
| H42FMH20XPC | mini-split | 42,000 Btu (3.5-ton) | 1 | 3 |
| H42FMH22XQC | mini-split | 42,000 Btu (3.5-ton) | 1 | 1 |
| H48FMHD6XPC | mini-split | 48,000 Btu (4-ton) | 1 | 3 |
| H48SDH20XQC | central | 48,000 Btu (4-ton) | 1 | 1 |
| H48TDH18XAC | central | 48,000 Btu (4-ton) | 1 | 2 |
| H4H5S30*K*AAA* | central | 30,000 Btu (2.5-ton) | 3 | 3 |
| H4H5S36*K*AAA* | central | 36,000 Btu (3-ton) | 3 | 12 |
| H4H7T24*K*AAA* | central | 24,000 Btu (2-ton) | 1 | 1 |
| H4H7T48*K*AAA* | central | 48,000 Btu (4-ton) | 1 | 1 |
| H4H7T60*K*AAA* | central | 54,000 Btu (4.5-ton) | 1 | 1 |
Other groups
Every model number group, A to Z
Find a model by its number, its indoor unit, or its AHRI number