OS-RMS18-230VO
Olmo · mini-split heat pump
OS-RMS18-230VO is in the certified data as of Sep 19, 2026.
- 18,000 Btu (1.5-ton)
- Mini-split
OS-RMS18-230VO (Olmo) has the same certified figures as HM18 (Hessaire). See the full figures, the performance chart, and a comparison with other units here:
HM18 (main listing for OS-RMS18-230VO)
Certified pairings and AHRI numbers
1 certified pairing
| AHRI certificate | Indoor unit | Furnace | Certified | At 5°FBtu/h | At 47°FBtu/h | At 95°FBtu/h · cooling |
|---|---|---|---|---|---|---|
| 217739001 | — | No furnace | Sep 25, 2025 | 18,000 | 18,000 | 18,000 |
Model numbers with these certified figures
- HM18Hessaire
- 4PAMSHHQC18-MZO2PerfectAire
- GRID18OM2Gridless
- OS-RMS18-230VO · this pageOlmo
- STATUS-DIY-MC-18Status