Name: B255ES-01 Dell 255W Power Supply for OptiPlex 3020 7020 9020
Brand: Dell
SKU: B255ES-01
Price: 142.18 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The B255ES-01 Dell 255-Watts Power Supply provides dependable power delivery for OptiPlex 3020, 7020, and 9020 systems, offering essential efficiency, compatibility, and protection features for stable desktop operation in business and institutional settings.

General Information
Brand	Dell
Part Number	B255ES-01
Product Type	Desktop Power Supply
Condition	Refurbished

Technical Information
Input Voltage	100-240V AC
Input Frequency	50-60 Hz
Max. Output Power	255W
Efficiency Rating	80 Plus Bronze
Hot Swappable	No
Redundant Support	No
Cooling Type	Active Fan
Modularity	Non-Modular
rail_design	Single 12V Rail
Number of Fans	1

Compatibility
Form Factor	Proprietary
Compatible For	Dell OptiPlex 3020 / 7020 / 9020 / Precision T1700

Physical Characteristics
Dimensions	72mm x 62mm x 239mm
Weight	5.00

Certifications and Environmental
Eco Friendly	Yes
Compliance Standards	CE

Product Description
The B255ES-01 Dell 255-Watts Power Supply is a dependable internal power unit engineered to support mid-range business desktop systems. It is specifically built for seamless integration with Dell OptiPlex 3020, 7020, and 9020 models. Key Features Delivers up to 255 watts of continuous power output Supports standard ATX power connections for easy installation Optimized for energy efficiency in commercial environments Built-in safeguards for overvoltage and thermal protection Designed for consistent performance under typical office loads This power supply is ideal for office desktops requiring reliable day-to-day performance. It suits environments like enterprise IT setups, educational institutions, and workstation configurations where long-term stability is essential.

Use Cases
The B255ES-01 Dell 255-Watt Power Supply is primarily deployed in office and institutional environments where Dell OptiPlex 3020, 7020, and 9020 desktops are utilized for everyday computing tasks. IT administrators managing mid-sized business networks rely on this power supply to maintain consistent power delivery under typical workload demands. How It's Used: Supporting desktop workstations in corporate offices running standard productivity applications and multitasking loads. Maintaining stable power for government or educational institution computer labs with high user concurrency. Facilitating the operation of remote branch office desktops where reliable power supply minimizes downtime. Providing dependable energy for enterprise help desk stations requiring consistent system availability. Integrating into managed desktop fleets in SMB environments focused on cost-effective yet stable IT infrastructure. This power supply contributes to operational continuity by delivering steady energy suited for moderate computing demands. Its compatibility and efficient design help ensure that business-critical desktops operate without interruption, supporting scalability as organizations deploy additional OptiPlex systems.