• Cisco A900-PWR550DE-IOT 550W DC PSU with white silver case and green connectors
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Cisco

Cisco A900-PWR550DE-IOT | ASR 900 550W DC Power Supply, Enhanced T-Connector

A900-PWR550DE-IOT

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Description

This hot-swappable 550W DC power supply module is designed for the Cisco ASR 900 Series chassis, delivering 12V system power from a nominal -48 or -60 VDC input. It uses the enhanced T-shaped DC power connector, which distinguishes it from other ASR 900 power supply variants. The module is field replaceable and operates separately from the fan tray, making it suited to service provider aggregation and IoT deployments where DC power is standard.

Enquire with XS Network Tech for new or used pricing and availability.

Features

- Field replaceable and hot-swappable
- Operates separately from the fan tray
- Front panel with mounting screws, insertion/removal handle and two status LEDs
- No ON/OFF switch
- Dying gasp support

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

FAQs

Technical Specifications

- Maximum output power: 550 W, +12 VDC output
- Nominal DC input: +24 VDC / -48 VDC / -60 VDC
- Input voltage range: 19.2 to 72 VDC
- Connector: T-shaped enhanced DC input connector
- Wire gauge: 10 AWG minimum for -48/-60 VDC; 8 AWG minimum for 24 VDC (connector accepts 8 AWG maximum)
- MTBF: 300,000 hours at 40°C
- Compatible with ASR 901, ASR 901 10G and ASR 903
- Not compatible with ASR 907
- Weight: 3.6 lbs

FAQs

Q: Which Cisco routers is this power supply compatible with?
A: It is compatible with the ASR 901, ASR 901 10G and ASR 903 chassis. It is not compatible with the ASR 907.

Q: What DC input voltages does it accept?
A: The nominal DC input is +24 VDC, -48 VDC or -60 VDC, with an input voltage range of 19.2 to 72 VDC.

Q: What type of DC connector does this module use?
A: It uses the enhanced T-shaped DC input connector. Check that your DC cabling is terminated for this connector style before installation.

Q: Can it be replaced while the router is running?
A: Yes. The module is field replaceable and hot-swappable, and it operates separately from the fan tray.

Q: What wire gauge is required for the DC input?
A: Use 10 AWG minimum for -48/-60 VDC inputs and 8 AWG minimum for 24 VDC inputs. The connector accepts a maximum of 8 AWG.

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