Current series on the California Energy Commission lists and their Southern California installs.
| Series | Type | Power / energy | SoCal permits |
|---|---|---|---|
| First Solar FS-6xxx | — | 385–440 W | 0 |
| First Solar FS-6xxxA | — | 390–450 W | 0 |
| First Solar FS-6xxx-P-I | — | 400–460 W | 0 |
| First Solar FS-6xxxA-P | — | 465–485 W | 0 |
| First Solar FS-6xxxA-P-B | — | 420–480 W | 0 |
| First Solar FS-6xxxA-P-B-2 | — | 420–470 W | 0 |
| First Solar FS-6xxxA-P-B-I | — | 440–480 W | 0 |
| First Solar FS-6xxxA-P-I | — | 465–485 W | 0 |
| First Solar FS-6xxxA-P-x | — | 400–460 W | 0 |
| First Solar FS-6xxx-P | — | 400–460 W | 0 |
| First Solar FS-6xxx-P-B | — | 435–480 W | 0 |
| First Solar FS-6xxx-P-B-2 | — | 420–470 W | 0 |
| First Solar FS-7xxxA-FT1 | — | 505–550 W | 0 |
| First Solar FS-7xxxA-TR1 | — | 505–550 W | 0 |