TM18WH21MO
Tosot · mini-split heat pump
TM18WH21MO is in the certified data as of Oct 2, 2026. TM18WH21MO changed its certified SEER2 on AHRI certificate 217194927 from 18.0 to 16.0 in the certified data between Oct 1, 2026 and Oct 2, 2026.
- 18,000 Btu (1.5-ton)
- Mini-split
TM18WH21MO (Tosot) has the same certified figures as MUL18HP230V1R32AO (Gree). See the full figures, the performance chart, and a comparison with other units here:
MUL18HP230V1R32AO (main listing for TM18WH21MO)
Certified pairings and AHRI numbers
3 certified pairings
| AHRI certificate | Indoor unit | Furnace | Certified | At 5°FBtu/h | At 47°FBtu/h | At 95°FBtu/h · cooling |
|---|---|---|---|---|---|---|
| 217194926 | — | No furnace | Apr 7, 2025 | 13,800 | 18,000 | 18,000 |
| 217194927 | — | No furnace | Sep 30, 2026 | 13,600 | 18,000 | 16,000 |
| 217194928 | — | No furnace | Apr 7, 2025 | 13,700 | 18,000 | 18,000 |
Model numbers with these certified figures
- MUL18HP230V1R32AOGree
- GWHD21-18H2DTosot
- MZ-COSMO18/OTosot
- TM18D6MOTosot
- TM18WH21MO · this pageTosot
Product history
- TM18WH21MO changed its certified SEER2 on AHRI certificate 217194927 from 18.0 to 16.0 in the certified data between Oct 1, 2026 and Oct 2, 2026.
- TM18WH21MO changed its certified EER2 on AHRI certificate 217194927 from 11.7 to 11.0 in the certified data between Oct 1, 2026 and Oct 2, 2026.
- TM18WH21MO changed its certified cooling capacity at 95°F on AHRI certificate 217194927 from 18,000 Btu/h to 16,000 Btu/h in the certified data between Oct 1, 2026 and Oct 2, 2026.
- TM18WH21MO first appeared in the certified data between March 2025 and May 2025.