Name: 550W Power Supply
Brand: Dell
Price: 29.95 USD
Availability: InStock

Dell X0551 550W Power Supply

The Dell X0551 550W Power Supply delivers reliable, high-efficiency power for a wide range of Dell desktop and workstation configurations. Designed with a compact form factor and robust internal components, this unit ensures stable voltage delivery a... Read More

price

$29.95

In Stock: 8
Manufacturer: Dell
Model or Part: X0551
Condition: Refurbished
Weight: 1.00lb
Dimensions: 12.00in x 10.00in x 8.00in

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Product Information

Item Condition

New - Sealed or Open Box Condition
Excellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item

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Description

Overview
The Dell X0551 550W Power Supply delivers reliable, high-efficiency power for a wide range of Dell desktop and workstation configurations. Designed with a compact form factor and robust internal components, this unit ensures stable voltage delivery and protects critical system hardware from power fluctuations. Whether you are building a high-performance workstation or upgrading an existing system, the X0551 provides the power density and reliability that Dell systems demand.

Key Features

550 watts of continuous power output for demanding workloads
80 PLUS Bronze certification for up to 85 percent efficiency at typical loads
Active PFC (Power Factor Correction) to reduce electrical waste and improve power quality
Universal AC input range 100-240V for global compatibility
Quiet 120mm fan with temperature controlled speed for optimal cooling
Fully modular cable design for easy installation and improved airflow
Built-in over-voltage, under-voltage, over-current, and short-circuit protection

Technical Specifications

Model/Part Number: X0551
Form Factor: ATX 3.0 compliant
Input Voltage: 100-240V AC, 50/60Hz
Output Voltage: +12V, +5V, +3.3V, -12V rails
Maximum Output Current: 45A on +12V rail
Efficiency: 85% at 20%, 50% and 100% load (80 PLUS Bronze)
Operating Temperature Range: 0 to 50 deg C
Relative Humidity: 20 to 80 percent non-condensing
Dimensions: 150mm x 86mm x 140mm (W x H x D)
Weight: approx 2.2 kg

Applications

Dell OptiPlex and Precision desktop computers
Workstations requiring high graphics performance
Servers and small business network appliances
Upgrade projects for older Dell systems needing more power headroom
Environments where energy efficiency and low noise are critical, such as office spaces and labs

Choose the Dell X0551 550W Power Supply for dependable power delivery, efficient operation, and the peace of mind that comes from Dell engineered quality.