WHU12SZA21S
Westinghouse · mini-split heat pump
WHU12SZA21S is in the certified data as of Sep 19, 2026.
- 12,000 Btu (1-ton)
- Mini-split
This unit's certified figures are identical to FPHFR12A3A (Friedrich). See the full figures, the performance chart, and a comparison with other units here:
FPHFR12A3A (main listing for WHU12SZA21S)
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 |
|---|---|---|---|---|---|---|
| 207237536 | WHU12CTA21S | No furnace | Jun 9, 2026 | 8,500 | 12,000 | 12,000 |