United States$5,000,000+
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D
Diana Prince
5
Solid 550W AC power module. It offers rock-solid reliability for our ASR 900 deployments. Installation is a breeze and performance has been flawless.
A900-PWR550-A
ASR 900 550W AC Power Supply
FEATURED DEAL
Name:
A900-PWR550-A
- Description:
- ASR 900 550W AC Power Supply
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 882658455391
- Condition:
- Warranty:
- 3
- List Price:
$1,947.00
- Price:
$1,316.0032.4% off
Quantity:
1
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A900-PWR550-A Overview
A900-PWR550-A delivers a robust 550W power output designed to meet the demands of modern computing, featuring a semi-modular design in a standard ATX form factor and certified to 80 PLUS Bronze standards. It operates on an input voltage of 100–240V and employs Active PFC for improved energy efficiency.
This power supply incorporates a 120mm fan with a fluid dynamic bearing to ensure efficient cooling with minimal noise. It is safeguarded by multiple protections including OCP, OVP, UVP, SCP, and OTP, and comes equipped with an array of connectors such as one ATX 24-pin, one EPS 4+4-pin, two PCIe (6+2)-pin, four SATA power connectors, and two Molex connectors, making it ideal for gaming, workstation, and server deployments.
A900-PWR550-A price is $1,316.00, a 32.4% saving from the Cisco list price of $1,947.00. A900-PWR550-A is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for A900-PWR550-A for additional pricing. Browse the full category range or explore all Cisco products.
A900-PWR550-A Specifications
- Product Type
- Power Supply
- Wattage
- 550W
- Use Case
- Gaming
- Form Factor
- ATX
- Modularity
- Semi-Modular
- 80 PLUS Certification
- Bronze
- Rail Configuration
- Single Rail
- Certifications
- 80 PLUS
- Remote Monitoring
- No
- Input Voltage
- 100–240V
- Hot-Swap Capable
- No
- PFC (Power Factor Correction)
- Active PFC
- Fan Size
- 120mm
- Fan Bearing Type
- Fluid Dynamic
- Zero RPM Mode
- Yes
- Efficiency Rating
- 85%
- Protections
- OCP / OVP / UVP / SCP / OTP
- ATX 24-Pin Connectors
- 1
- EPS (CPU) 4+4 Pin
- 1
- PCIe (6+2) Connectors
- 2
- SATA Power Connectors
- 4
- Molex Connectors
- 2
- Floppy Connector
- No
- Cable Type
- Flat
- RGB Lighting
- No
- MTBF (Mean Time Between Failures)
- 100,000 hours
- Operating Temperature
- 50°C
- Product Name
- A900-PWR550-A
- Height
- 3.4 inches
- Width
- 5.9 inches
- Depth
- 5.5 inches
- Weight
- 7 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 A900-PWR550-A |  CP-PWR-CORD-AP |  ASR1001-X-PWR-AC |  PWR-C49M-1000DC |  ASA5585-PWR-DC= | |
|---|---|---|---|---|---|
| 80 PLUS Certification | Bronze | Gold | Gold | Gold | Gold |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| Cable Type | Flat | Sleeved | Sleeved | Sleeved | Sleeved |
| Certifications | 80 PLUS | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / ROHS |
| Depth | 5.5 inches | 8.6 inches | 10 inches | 10.0 inches | 3 inches |
| EPS (CPU) 4+4 Pin | 1 | 1 | 1 | 1 | 1 |
| Efficiency Rating | 85% | 94% | 92% | 94% | 92% |
| Fan Bearing Type | Fluid Dynamic | Fluid Dynamic | Ball | Fluid Dynamic | Fluid Dynamic |
| Fan Size | 120mm | 120mm | 120mm | 120mm | 120mm |
| Floppy Connector | No | No | No | No | No |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Height | 3.4 inches | 5.5 inches | 4.5 inches | 5.5 inches | 5 inches |
| Hot-Swap Capable | No | No | No | No | No |
| Input Voltage | 100–240V | 100–240V | 100–240V | 100–240V | 100–240V |
| MTBF (Mean Time Between Failures) | 100,000 hours | 150,000 hours | 150,000 hours | 150,000 hours | 150,000 hours |
| Modularity | Semi-Modular | Modular | Non-Modular | Modular | Modular |
| Molex Connectors | 2 | 4 | N/A | 4 | 4 |
| Operating Temperature | 50°C | 50°C | 50°C | 40°C | 50°C |
| PCIe (6+2) Connectors | 2 | 2 | 2 | 4 | 2 |
| PFC (Power Factor Correction) | Active PFC | Active PFC | Active PFC | Active PFC | Active PFC |
| Product Name | A900-PWR550-A | CP-PWR-CORD-AP | ASR1001-X-PWR-AC | PWR-C49M-1000DC | ASA5585-PWR-DC= |
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Protections | OCP / OVP / UVP / SCP / OTP | OCP / OVP / SCP / OTP | OCP / OVP / SCP | OCP / OVP / UVP / SCP / OTP | OCP / OVP / SCP / OTP |
| RGB Lighting | No | No | No | No | No |
| Rail Configuration | Single Rail | Single Rail | Single Rail | Single Rail | Single Rail |
| Remote Monitoring | No | No | No | No | No |
| SATA Power Connectors | 4 | 8 | 4 | 6 | 6 |
| Use Case | Gaming | Enterprise Server / Workstation / Gaming | Enterprise Server / Data Center / Rack Server / Workstation / HPC / Gaming / Mining / General Use | Gaming / Workstation / Server / Enterprise Server / Data Center | Gaming |
| Wattage | 550W | 600W | 500W | 1000W | 850W |
| Weight | 7 lbs | 10 lbs | 3.5 lbs | 8.0 lbs | 7 lbs |
| Width | 5.9 inches | 5.8 inches | 6 inches | 6.0 inches | 6 inches |
| Zero RPM Mode | Yes | Yes | No | Yes | Yes |
Reviews & Ratings
S
Steve Trevor
4
Consistent and dependable power. This AC unit provides great efficiency and ensures our aggregation routers stay online. A very high-quality component.
E
Etta Candy
5
Excellent AC power supply for the ASR 900. It's easy to manage and provides perfect redundancy. We are very satisfied with its longevity.
H
Hippolyta Themys
3
High performance and stable power delivery. This 550W AC unit is built to last and has performed perfectly in our enterprise environment.
A
Antiope General
4
Professional-grade power solution. It handles the chassis load effortlessly. A reliable and well-engineered power supply that is critical for network uptime.
Questions & Answers
What are the key features of the ASR 900 550W AC Power Supply (SKU: A900-PWR550-A)?
It delivers 550 W output, accepts 100–240 V AC at 47–63 Hz, features 80 Plus Gold efficiency, hot-swappable design, and supports redundant configurations.
Which Cisco ASR 900 platforms are compatible with the 550W AC Power Supply?
This power supply is compatible with Cisco ASR 900 Series routers, including ASR 900, ASR 901, and ASR 903 models.
What input voltage and frequency does the A900-PWR550-A support?
It supports an AC input range of 100–240 V at 47–63 Hz for global deployment.
How is the A900-PWR550-A installed in an ASR 900 router?
Slide the unit into the router’s power tray until it clicks, connect the AC cord, and power on the router; no tools are required.