MZUHW18KR32-O
Willis · mini-split heat pump
MZUHW18KR32-O is in the certified data as of Oct 2, 2026. MZUHW18KR32-O changed its certified SEER2 on AHRI certificate 216772313 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
MZUHW18KR32-O (Willis) has the same certified figures as GS2M18HP230V1MO (Gree). See the full figures, the performance chart, and a comparison with other units here:
GS2M18HP230V1MO (main listing for MZUHW18KR32-O)
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 |
|---|---|---|---|---|---|---|
| 216772308 | — | No furnace | Mar 17, 2026 | 13,800 | 18,000 | 18,000 |
| 216772313 | — | No furnace | Sep 30, 2026 | 13,600 | 18,000 | 16,000 |
| 216772314 | — | No furnace | Mar 17, 2026 | 13,700 | 18,000 | 18,000 |
Model numbers with these certified figures
- GS2M18HP230V1MOGree
- AFMKH18-H2Air Max
- BXM2Z18UC0Blueridge
- DXH18FMK3IHAireForce, Airtemp, Gibson, Intertherm
- GMRSHC18AS2Classic
- GMRSHT18AS2TGM
- GWHD(18)ND6MOGree
- KM18X6OKinghome
- MHPC-D-018BMCAC Pro
- MUL18HPJ132OABoreal
- MZUHW18KR32-O · this pageWillis
- OFRM2X1-H18A-OOuellet
- QVMZ18*R32QuébecVair
- TM18H32MOTosot
- TM18R32MOTosot
- TMH18D32MOTosot
Product history
- MZUHW18KR32-O changed its certified SEER2 on AHRI certificate 216772313 from 18.0 to 16.0 in the certified data between Oct 1, 2026 and Oct 2, 2026.
- MZUHW18KR32-O changed its certified EER2 on AHRI certificate 216772313 from 11.7 to 11.0 in the certified data between Oct 1, 2026 and Oct 2, 2026.
- MZUHW18KR32-O changed its certified cooling capacity at 95°F on AHRI certificate 216772313 from 18,000 Btu/h to 16,000 Btu/h in the certified data between Oct 1, 2026 and Oct 2, 2026.
- MZUHW18KR32-O changed its certified heat output at 17°F on AHRI certificate 216772308 from 16,000 Btu/h to 17,600 Btu/h in the certified data between August 2025 and December 2025.
- MZUHW18KR32-O first appeared in the certified data between March 2025 and May 2025.