Name: AC550E-S0 Dell 550W Power Supply PowerEdge T420 Server
Brand: Dell
SKU: AC550E-S0
Price: 197.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Dell PowerEdge T420 550-watt power supply provides steady and efficient power for mid-range servers. It fits into the T420 chassis and supports the hardware needs of small to medium business data centers. This unit ensures that the server maintains reliable power during regular and intensive use.

General Information
Brand	Dell
Part Number	AC550E-S0
Product Type	Server Power Supply
Condition	Refurbished

Technical Information
Input Voltage	AC 100-240V
Input Frequency	50/60 Hz
Output	12V DC
Max. Output Power	550W
Efficiency Rating	80 Plus Bronze
Hot Swappable	Yes
Redundant Support	Yes
Cooling Type	Active Fan
Modularity	Non-Modular
rail_design	Single 12V Rail
Number of Fans	1

Compatibility
Form Factor	Proprietary
Compatible For	Dell PowerEdge T420

Physical Characteristics
Weight	5.00

Certifications and Environmental
Compliance Standards	RoHS, CE, FCC, cULus

Product Description
This 550-watt power supply is built for the Dell PowerEdge T420, delivering consistent and efficient power to support server operations. Often found in data centers and business environments, it ensures that the server runs smoothly under demanding conditions. Technicians and IT professionals commonly use this power supply to maintain and upgrade their server hardware, keeping systems dependable and responsive. Key Features High-capacity output to support robust server performance Designed specifically for PowerEdge T420 compatibility Efficient power conversion to reduce energy waste Durable construction for long-term operation Stable power delivery to minimize downtime risks This power supply is typically installed in enterprise servers where uptime and reliability are critical. It plays a key role in keeping the hardware running steadily, ensuring business applications remain accessible without interruption.

Use Cases
The Dell 550W power supply is primarily deployed in mid-sized enterprise data centers and IT environments where PowerEdge T420 servers operate. It supports organizations requiring consistent power to maintain server uptime under varying loads common in virtualization, database management, and file-serving tasks. How It's Used: Powering Dell PowerEdge T420 servers in small to medium business (SMB) data centers handling mixed workloads. Supporting virtualization hosts that demand reliable power delivery for multiple virtual machines in enterprise IT infrastructures. Maintaining stable operation of storage clusters running on T420 servers within remote office or branch office environments. Providing efficient power in rack deployments where space and heat dissipation require optimized power components. Ensuring uninterrupted server functionality during peak computational tasks such as analytics or transaction processing in financial services. By delivering consistent and efficient power, this supply enables the T420 servers to perform optimally, contributing to operational stability and scalability. It helps IT teams maintain system reliability across diverse workloads while minimizing power-related disruptions in critical enterprise environments.