Description
Technical Specifications and features of Switching PSU
The PWR-3640-AC is a 140 Watt AC power supply designed for use with Cisco routers. It has the following technical specifications and features:
Technical Specifications:
- Power Output: 140 watts
- Input Voltage: 100 to 240 VAC, 50 to 60 Hz
- Output Voltage: 48 VDC
- Output Current: 2.92 A
- Efficiency: 84%
- Operating Temperature: 32°F to 104°F (0°C to 40°C)
- Storage Temperature: -40°F to 158°F (-40°C to 70°C)
- Humidity: 10% to 90% non-condensing
- Operating Altitude: 0 to 6,560 ft (0 to 2,000 m)
- Storage Altitude: 0 to 40,000 ft (0 to 12,192 m)
Features:
- Hot-swappable: The power supply can be replaced without shutting down the device, providing redundancy and ease of maintenance.
- Universal AC Input: It supports 100 to 240 VAC input voltage, making it suitable for use in different regions.
- High Efficiency: The 84% efficiency reduces power consumption and saves energy costs.
- Cooling System: It has a built-in cooling system to maintain optimal operating temperature and prevent overheating.
- Compliance with Regulations: It meets various regulations, including FCC Part 15 Class B, EN55022 Class B, EN55024, and EN 61000-3-2, ensuring safety and performance.
Power output and Compatibility of 140 Watt AC Power Supply
The PWR-3640-AC is a 140 watt AC power supply manufactured by Cisco Systems. It is compatible with the Cisco 3640 Series Routers. The power output of 140 watts is sufficient for the normal operation of the router and its connected devices. The AC power supply is designed to convert AC voltage from a standard electrical outlet into DC voltage that is used by the router.
The compatibility of the PWR-3640-AC is limited to the Cisco 3640 Series Routers. It is not compatible with other routers or networking devices from other manufacturers. Additionally, the power supply must be used with a power cord that is compatible with the electrical outlet and voltage used in the installation location.
Power Management Features
The PWR-3640-AC Cisco 140 Watt AC Power Supply is equipped with various power management features that enhance energy efficiency and reduce energy consumption. These features include:
- Energy Efficient Mode: This mode reduces the power consumption of the device, ensuring that it consumes only the required power, thereby reducing energy costs.
- Power Boost Technology: The device is equipped with power boost technology that automatically adjusts the power output to ensure optimal performance and efficiency.
- Overload Protection: The device is designed to automatically shut down in case of an overload, preventing damage to the power supply and connected devices.
- Thermal Control: The device has a built-in thermal control system that monitors temperature levels and adjusts power output to prevent overheating.
- Power Sharing: The device is capable of sharing power between multiple devices, ensuring that each device gets the required power to perform optimally.
- Power LED Indicator: The device has a power LED indicator that shows the power status of the device, making it easy to monitor power consumption.
- Auto-sensing Input Voltage: The device can automatically detect the input voltage and adjust its power output accordingly, ensuring that it operates efficiently even in varying voltage conditions.
Key Information about this Cisco PWR-30W-AC
- Cisco PWR-30W-AC 140 Watt AC Power Supply For Cisco 3640
- Manufacturer: Cisco
- Part Number or SKU # PWR-30W-AC
- Product Name: 140 Watt AC Power Supply
- Product Type: Power Supply
Power Description of AC Power Supply
- Wattage : 140 Watt
Miscellaneous
- Compatibility: For Cisco 3640





