Name: PS-2551-1D-LF Dell 550W Power Supply for PowerEdge R320 R420 Servers
Brand: Dell
SKU: PS-2551-1D-LF
Price: 161.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Dell 550-Watt Power Supply for PowerEdge R320/R420 is designed to deliver steady and efficient power specifically for these server models. It fits directly into the servers, providing necessary energy while protecting hardware from power irregularities, making it a vital component in maintaining server reliability.

General Information
Brand	Dell
Part Number	PS-2551-1D-LF
Product Type	Server Power Supply
Condition	Refurbished

Technical Information
Input Voltage	100-240 VAC
Input Frequency	50/60 Hz
Output	12V
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	PowerEdge R320,PowerEdge R420

Physical Characteristics
Weight	5.00

Certifications and Environmental
Compliance Standards	WEEE, RoHS, CE, FCC, UL, TUV, cULus

Product Description
This 550-watt power supply is built specifically for Dell PowerEdge R320 and R420 servers, providing consistent energy to keep your systems operational. It's commonly used in data centers and enterprise environments where server uptime is critical. Engineered for IT professionals and system administrators, it ensures that server hardware receives steady power even during peak usage. The unit fits directly into compatible servers, simplifying maintenance and replacements. Key Features Efficient power conversion to support continuous server workloads Protective mechanisms guard against voltage spikes and surges Compact size designed to fit Dell's PowerEdge R320 and R420 chassis Quiet operation minimizes noise in server rooms Reliable connector compatibility with Dell server components This power supply is generally deployed in small to mid-size business server setups or in larger environments as a replacement part. Its reliable performance helps maintain system stability and reduces downtime risks.

Use Cases
The Dell 550-Watt Power Supply for PowerEdge R320/R420 is primarily implemented in server environments requiring consistent and reliable power delivery. IT administrators managing mid-sized data centers or enterprise server rooms benefit from its targeted compatibility and robust performance under variable workloads. How It's Used: Powering virtualized server infrastructures within SMB data centers to support multi-tenant applications. Supporting enterprise IT rack deployments that demand stable power for critical business applications. Enabling edge computing nodes in remote office locations where space and power efficiency are prioritized. Maintaining storage clusters that require uninterrupted power to ensure data integrity and availability. Integrating into high-density server configurations to optimize energy consumption without compromising performance. This power supply unit enhances operational efficiency by delivering stable power tailored to the Dell PowerEdge R320 and R420 servers, facilitating scalability and minimizing downtime risks across various IT infrastructures.