Heat pump model numbers starting R5
9 certified units whose model number starts R5, out of every unit in the A to Z. Updated Oct 17, 2026.
The units
One row per certified model number. All 9 in this group are listed; nothing is held back for a second page.
| Model number | Type | Size class | Brands | Certified pairings |
|---|---|---|---|---|
| R5H5S18*K*AAA* | central | 18,000 Btu (1.5-ton) | 11 | 505 |
| R5H5S19*K*AAA* | central | 18,000 Btu (1.5-ton) | 11 | 749 |
| R5H5S24*K*AAA* | central | 24,000 Btu (2-ton) | 11 | 1,988 |
| R5H5S30*K*AAA* | central | 30,000 Btu (2.5-ton) | 11 | 64 |
| R5H5S31*K*AAA* | central | 30,000 Btu (2.5-ton) | 11 | 382 |
| R5H5S36*K*AAA* | central | 36,000 Btu (3-ton) | 11 | 312 |
| R5H5S42*K*AAA* | central | 42,000 Btu (3.5-ton) | 11 | 43 |
| R5H5S48*K*AAA* | central | 48,000 Btu (4-ton) | 11 | 53 |
| R5H5S60*K*AAA* | central | 54,000 Btu (4.5-ton) | 11 | 11 |
Other groups
Every model number group, A to Z
Find a model by its number, its indoor unit, or its AHRI number