Heat pump model numbers starting 12
3 certified units whose model number starts 12, out of every unit in the A to Z. Updated Oct 17, 2026.
The units
One row per certified model number. All 3 in this group are listed; nothing is held back for a second page.
| Model number | Type | Size class | Brands | Certified pairings |
|---|---|---|---|---|
| 12000-UNI-O | mini-split | 12,000 Btu (1-ton) | 1 | 1 |
| 12000Z-22S-230-O | mini-split | 12,000 Btu (1-ton) | 1 | 1 |
| 12SPV0-HP-X-D | central | 12,000 Btu (1-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