SM-18HFO2-CU
Sum X · mini-split heat pump
SM-18HFO2-CU is in the certified data as of Sep 19, 2026. SM-18HFO2-CU changed its certified heat output at 47°F on AHRI certificate 214855108 from 19,000 Btu/h to 18,000 Btu/h in the certified data between August 2025 and September 2026.
- 18,000 Btu (1.5-ton)
- Mini-split
This unit's certified figures are identical to YN018GHFI25RPH (Pioneer). See the full figures, the performance chart, and a comparison with other units here:
YN018GHFI25RPH (main listing for SM-18HFO2-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 |
|---|---|---|---|---|---|---|
| 214855108 | SM-18HFO2-WU | No furnace | May 28, 2026 | 13,300 | 18,000 | 18,000 |
Brands listing this model number
Product history
- SM-18HFO2-CU changed its certified heat output at 47°F on AHRI certificate 214855108 from 19,000 Btu/h to 18,000 Btu/h in the certified data between August 2025 and September 2026.
- SM-18HFO2-CU first appeared in the certified data between September 2024 and November 2024.