C3KX-PWR-440WDC - Cisco 440-Watts DC Power Supply

Here are the technical specifications for the Cisco 440-Watts DC Power Supply:

1. Input Voltage: -40 to -72 VDC
2. Output Power Capacity: 440 Watts
3. Efficiency: 90%
4. Input Frequency Range: 47 to 63 Hz
5. Operating Temperature: -40°C to 55°C
6. Storage Temperature: -40°C to 85°C
7. Operating Humidity: 5% to 95% non-condensing
8. Storage Humidity: 5% to 95% non-condensing
9. Operating Altitude: Up to 10,000 ft (3048 m)
10. Storage Altitude: Up to 15,000 ft (4572 m)
11. Dimensions (H x W x D): 1.58 x 3.25 x 11.25 in. (4.01 x 8.26 x 28.57 cm)
12. Weight: 2.2 lbs (1 kg)

Helpful Notes:
1. The Cisco 440-Watts DC Power Supply is designed for use with Cisco Catalyst 3750-X and 3560-X Series Switches.
2. This power supply is hot-swappable, allowing for easy replacement without shutting down the switch.
3. The power supply includes overvoltage and overcurrent protection to prevent damage to the switch and connected devices.