| Power supply rating | 100 to 240 V |
| Input voltage range | 90 to 264 V |
| Rated frequency range | 50 to 60 Hz |
| Input frequency range | 49.5 to 60.5 Hz |
| Rated current | 0.8 to 0.4 A |
| Power consumption | Standalone copying ST-C8000:
Approximately 19 W (ISO/IEC24712)
Standalone copying ST-C8090: Approximately 20 W (ISO/IEC24712) Ready mode ST-C8000: Approximately 9.5 W Ready mode ST-C8090: Approximately 10.3 W Sleep mode ST-C8000: Approximately 0.8 W Sleep mode ST-C8090: Approximately 0.9 W Power off mode: Approximately 0.15 W |