Cisco PWR-3900-AC | 400W 100-240V AC 47-63Hz Hot-pluggable Power Supply for 3925 / 3925e / 3945 / 3945e

1. Input Voltage: 100-240 V AC
2. Frequency: 50-60 Hz
3. Output Power Capacity: 3900 W
4. Efficiency: 90%
5. Power Factor Correction: Active
6. Input Connector Type: IEC 320-C20
7. Output Connector Type: 2 x power IEC 320-C13, 1 x power IEC 320-C19
8. Cooling System: Fan
9. Operating Temperature: 0°C to 40°C (32°F to 104°F)
10. Storage Temperature: -40°C to 75°C (-40°F to 167°F)
11. Operating Humidity: 10% to 90% non-condensing
12. Dimensions (H x W x D): 4.25 x 17.25 x 16 inches

Notes:
1. This power supply is compatible with Cisco 3900 series routers.
2. It features a high efficiency rating, which helps to reduce energy costs.
3. The active power factor correction ensures that the power supply operates efficiently and reliably.