Cisco A900-PWR550-A ASR 900 Router Power Supply

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A900-PWR550-A Overview

The A900-PWR550-A is a power supply unit designed for Cisco ASR 900 Series routers. With its 550W AC power capacity, it provides reliable power to ensure the smooth operation of the router. This power supply is a compatible option for ASR 900 Series routers and is easy to install and replace.

Quick Spec

Table 1 shows the quick spec of A900-PWR550-A.

Parameter Description
Model A900-PWR550-A
Power Capacity 550W
Power Supply Type AC

Product Features

  • Power supply for Cisco ASR 900 Series routers
  • 550W AC power capacity
  • Easy installation and replacement

Product Applications

  • Cisco ASR 900 Series routers

Supported Options

Table 2 shows the supported options of A900-PWR550-A.

Supported Option Model
A900-PWR-BLANK Cisco A900-PWR-BLANK ASR 900 Power Supply Blank Cover, Spare

Compare to Similar Items

Table 3 shows the comparison to similar items of A900-PWR550-A.

Model Differences
A900-PWR-BLANK Power supply blank cover
A900-PWR700-A 700W AC power supply
A900-PWR800-D 800W DC power supply

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A900-PWR550-A Specification

 A900-PWR550-A Specifications

Product Model A900-PWR550-A
Brand Cisco
Output Power 550 W
Input Voltage 100-220V AC
Frequency 50/60 Hz
Dimensions 160mm x 150mm x 86mm
Operating Temperature 0C to 50C
Certifications RoHS, CE, UL

Frequently Asked Questions

A900-PWR550-A is a 550W AC power supply module designed to provide reliable power to Cisco ASR 900 Series routers in enterprise and service provider environments.
Yes, this module supports hot-swapping, allowing replacement without shutting down the router, ensuring maximum network uptime.
Yes, ASR 900 routers support dual power supplies for redundancy and high availability.
It typically supports 100–240V AC input, making it suitable for global deployments.
It is widely used in telecom aggregation, ISP networks, metro Ethernet deployments, and enterprise WAN setups.
Check power LED indicators, verify AC input, inspect cabling, and review router system logs.
Compatibility depends on the specific chassis model. Always confirm hardware compatibility before deployment.
Original modules ensure reliability, safety compliance, and full Cisco hardware support.

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