Compatibility:
Cisco Integrated Router Models:
- 3925
- 3945
Cisco PWR-3900-POE-RF Accessory
Part Number:
PWR-3900-POE-RF
Model:
Parts
Cisco Parts Accessory Model Overview
Products and parts from Cisco.
Miscellaneous
Item Numbers
UNSPSC:
39121004
Frequently Asked Questions
What power input options does the Cisco PWR-3900-POE-RF support?
The Cisco PWR-3900-POE-RF supports multiple power input options including AC input (100-240V autoranging at 47-63 Hz), Power over Ethernet (PoE), and DC input (24-60Vdc). This flexibility allows you to deploy the power supply in various network environments, whether you have standard AC mains, PoE infrastructure, or DC backup systems available.
What is the maximum PoE power output available from this Cisco power supply?
The Cisco PWR-3900-POE-RF delivers a maximum of 520W of endpoint PoE power from the PoE power supply on the platform alone. With PoE boost enabled, the maximum PoE power capacity reaches 1040W, making it suitable for powering multiple high-draw PoE devices in your network infrastructure.
Is the Cisco PWR-3900-POE-RF compatible with Cisco 3900 series routers?
Yes, the Cisco PWR-3900-POE-RF is specifically designed as an accessory for Cisco 3925 and 3945 routers, providing redundant power supply capabilities. It supports internal AC, PoE, and DC power configurations, making it an ideal replacement or backup power supply for these router models.
What are the physical dimensions of the Cisco PWR-3900-POE-RF?
The Cisco PWR-3900-POE-RF measures 5.25 x 17.25 x 18.75 inches (133.35 x 438.15 x 476.25 mm) in height, width, and depth respectively. These compact dimensions allow for easy installation in standard network equipment racks and enclosures without requiring extensive reconfiguration of your existing infrastructure.
What is the typical and maximum power consumption of the Cisco PWR-3900-POE-RF?
The Cisco PWR-3900-POE-RF has a typical power consumption of 158W with no modules installed. The maximum power output is 540W with AC power supply, 540W with PoE power supply, and 574W with DC input, providing ample capacity for router platforms and connected devices.
Does the Cisco PWR-3900-POE-RF support redundant power configurations?
Yes, the Cisco PWR-3900-POE-RF is a redundant power supply designed for Cisco 3900 series routers, supporting dual power supply installations for high-availability deployments. It can be configured with internal AC, PoE, and DC power inputs, allowing you to mix and match power sources for maximum uptime and network reliability.
The Cisco PWR-3900-POE-RF Accessory is also known as
CSC-PWR3900POERF
