Heat pump model numbers starting GZ
12 certified units whose model number starts GZ, out of every unit in the A to Z. Updated Oct 26, 2026.
The units
One row per certified model number. All 12 in this group are listed; nothing is held back for a second page.
| Model number | Type | Size class | Brands | Certified pairings |
|---|---|---|---|---|
| GZV6SA121MA | central | 12,000 Btu (1-ton) | 1 | 1 |
| GZV6SA1810A | central | 18,000 Btu (1.5-ton) | 1 | 73 |
| GZV6SA181MA | central | 18,000 Btu (1.5-ton) | 1 | 1 |
| GZV7SA2410A | central | 24,000 Btu (2-ton) | 1 | 93 |
| GZV7SA3610A | central | 36,000 Btu (3-ton) | 1 | 69 |
| GZV7SA4210A | central | 42,000 Btu (3.5-ton) | 1 | 62 |
| GZV7SA4810A | central | 48,000 Btu (4-ton) | 1 | 62 |
| GZV7SA6010A | central | 54,000 Btu (4.5-ton) | 1 | 35 |
| GZV9SA241CA | central | 24,000 Btu (2-ton) | 1 | 43 |
| GZV9SA361CA | central | 36,000 Btu (3-ton) | 1 | 31 |
| GZV9SA4810A | central | 48,000 Btu (4-ton) | 1 | 35 |
| GZV9SA6010A | central | 54,000 Btu (4.5-ton) | 1 | 31 |
Other groups
Every model number group, A to Z
Find a model by its number, its indoor unit, or its AHRI number