SM-18HSM2-CU
Sum X · mini-split heat pump
SM-18HSM2-CU is in the certified data as of Sep 19, 2026.
- 18,000 Btu (1.5-ton)
- Mini-split
This unit's certified figures are identical to AO-18U3T25U (Hisense). See the full figures, the performance chart, and a comparison with other units here:
AO-18U3T25U (main listing for SM-18HSM2-CU)
Certified pairings and AHRI numbers
1 certified pairing · 1 indoor unit
| AHRI certificate | Indoor unit | Furnace | Certified | At 5°FBtu/h | At 47°FBtu/h | At 95°FBtu/h · cooling |
|---|---|---|---|---|---|---|
| 218457856 | SM-18HSM2-WU | No furnace | Jul 6, 2026 | 18,000 | 18,000 | 18,000 |