Heat pump model numbers starting 5M
3 certified units whose model number starts 5M, 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 |
|---|---|---|---|---|
| 5MXM48AVJU | mini-split | 48,000 Btu (4-ton) | 1 | 2 |
| 5MXT40AVJU | mini-split | 42,000 Btu (3.5-ton) | 1 | 3 |
| 5MXTH40AVJU | mini-split | 42,000 Btu (3.5-ton) | 1 | 3 |
Other groups
Every model number group, A to Z
Find a model by its number, its indoor unit, or its AHRI number