Description
Input Voltage and Frequency
The PWR-3900-DC Cisco DC 400 Watt Power Supply has an input voltage range of 36-72 VDC and a frequency range of 47-63 Hz. This power supply is designed to operate within a specific range of voltage and frequency to ensure stable and reliable performance. Operating the power supply outside of this range may result in damage or failure to the unit. The power supply should be connected to a DC power source that meets the specified voltage and frequency requirements.
Features and Specifications
The PWR-3900-DC Cisco DC 400 Watt Power Supply is a high-performance power supply that offers reliable and efficient power for your Cisco network devices.
Features:
- DC output voltage: -48 VDC
- Maximum output power: 400W
- Hot-swappable design
- AC input voltage range: 90-140VAC, 170-240VAC
- AC input frequency range: 47-63Hz
- Overload protection
- Short-circuit protection
- Input under-voltage protection
- Output over-voltage protection
- Input over-voltage protection
Specifications:
- Dimensions (WxDxH): 1.75 x 10.5 x 3.5 in (4.4 x 26.7 x 8.9 cm)
- Weight: 4.6 lbs (2.1 kg)
- Operating temperature: 32°F to 104°F (0°C to 40°C)
- Operating humidity: 5% to 95% non-condensing
- Operating altitude: 0-10,000 ft (0-3,050 m)
- Storage temperature: -40°F to 158°F (-40°C to 70°C)
- Storage humidity: 5% to 95% non-condensing
The PWR-3900-DC Cisco DC 400 Watt Power Supply is designed to meet the requirements of demanding network environments and is compatible with a wide range of Cisco network devices, including switches, routers, and access servers.
Compatible Devices and Equipment
The PWR-3900-DC is a 400 Watt DC power supply designed for use with specific Cisco network devices. It is compatible with the following devices:
- Cisco 3945E Router
- Cisco 3925E Router
- Cisco 3945 Router
- Cisco 3925 Router
- Cisco 3911 Router
It is important to check the specifications of your device and compare it with the compatibility list provided by Cisco to ensure the PWR-3900-DC is suitable for your device. Additionally, make sure the voltage and amperage requirements of the PWR-3900-DC are compatible with your equipment.
General Information
- Manufacturer Cisco Systems, Inc
- Manufacturer Part Number PWR-3900-DC
- Brand Name Cisco
- Product Name 3925-3945E DC Power Supply (Both System and Spare)
- Product Type Power Module
Power Description
- Input Voltage 220 V AC
- Input Voltage 110 V AC
- Input Voltage Range 100 V AC to 240 V AC
- Frequency 47 Hz to 63 Hz Output
- Output Power 400 W
