Heat pump model numbers starting NA
10 certified units whose model number starts NA, 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 |
|---|---|---|---|---|
| NAXSPB06B112A | mini-split | 6,000 Btu | 1 | 1 |
| NAXSPB09B112A | mini-split | 9,000 Btu | 1 | 1 |
| NAXSPB15B112A | mini-split | 15,000 Btu | 1 | 1 |
| NAXSPH06B112A | mini-split | 6,000 Btu | 1 | 1 |
| NAXSPH09B112A | mini-split | 9,000 Btu | 1 | 1 |
| NAXSPH12B112A | mini-split | 12,000 Btu (1-ton) | 1 | 1 |
| NAXSPH15B112A | mini-split | 15,000 Btu | 1 | 1 |
| NAXSPH18B112A | mini-split | 18,000 Btu (1.5-ton) | 1 | 1 |
| NAZ17V3622A1 | central | 24,000 Btu (2-ton) | 1 | 12 |
| NAZ17V6022A1 | central | 42,000 Btu (3.5-ton) | 1 | 2 |
Other groups
Every model number group, A to Z
Find a model by its number, its indoor unit, or its AHRI number