PUHW18KCH23S2-O
Willis · mini-split heat pump
PUHW18KCH23S2-O is in the certified data as of Sep 19, 2026. PUHW18KCH23S2-O changed its certified heat output at 17°F on AHRI certificate 214609736 from 10,800 Btu/h to 14,600 Btu/h in the certified data between March 2025 and May 2025.
- 18,000 Btu (1.5-ton)
- Mini-split
This unit's certified figures are identical to WLWH18QDXF-D3DNB2A/O (Gree). See the full figures, the performance chart, and a comparison with other units here:
WLWH18QDXF-D3DNB2A/O (main listing for PUHW18KCH23S2-O)
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 |
|---|---|---|---|---|---|---|
| 214609736 | PUHW18KCH23S2-I | No furnace | Jun 13, 2026 | 13,000 | 18,000 | 18,000 |
Brands listing this model number
Product history
- PUHW18KCH23S2-O changed its certified heat output at 17°F on AHRI certificate 214609736 from 10,800 Btu/h to 14,600 Btu/h in the certified data between March 2025 and May 2025.
- PUHW18KCH23S2-O was in the certified data by September 2024.