Name: 255ED-00 Dell 255W Power Supply for OptiPlex 760/780 Desktop
Brand: Dell
SKU: 255ED-00
Price: 142.18 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Dell 255-Watts Power Supply for OptiPlex 760 and 780 models delivers steady and reliable power suited for those desktop systems. It fits seamlessly inside the original chassis and ensures the components receive consistent voltage, helping to keep the computer running smoothly during everyday use.

General Information
Brand	Dell
Part Number	255ED-00
Product Type	Desktop Power Supply
Condition	Refurbished

Technical Information
Input Voltage	100-240VAC
Input Frequency	50/60Hz
Output	+12V,+5V,+3.3V,-12V,+5VSB
Max. Output Power	255W
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	ATX
Compatible For	Dell OptiPlex 760,Dell OptiPlex 780

Connectors
Connector Types	24-pin ATX, 4-pin CPU, SATA, Molex

Physical Characteristics
Weight	3.00

Certifications and Environmental
Compliance Standards	CE, FCC, UL

Product Description
This 255-watt power supply is built for Dell OptiPlex 760 and 780 desktop models, providing the necessary power to keep your system running smoothly. Often found in office or home PCs, it ensures stable energy delivery to support daily computing tasks. Designed primarily for business users and IT departments, this power supply helps maintain system reliability and performance. Whether replacing a faulty unit or upgrading to a consistent power source, it suits environments where dependable desktop operation is essential. Key Features Compact form factor designed to fit OptiPlex 760/780 cases Efficient power output tailored for typical desktop workloads Durable construction to withstand continuous use Supports standard Dell power connectors for easy installation Provides stable voltage to protect internal components This power supply is commonly deployed in office desktops and small business setups, where consistent power is needed without interruptions. Its stable output helps prevent system crashes or hardware issues caused by power fluctuations. By using this unit, users can expect steady operation in everyday environments, making it a practical choice for maintaining legacy Dell systems.

Use Cases
The Dell 255W Power Supply is primarily utilized in office and enterprise environments where Dell OptiPlex 760 and 780 desktops are deployed. IT administrators managing mid-sized business workstations and educational institution labs benefit from its reliable and consistent power delivery, ensuring minimal downtime and stable operation for critical applications. How It's Used: Supporting corporate desktop fleets in SMBs where stable power is essential for day-to-day productivity applications. Providing replacement power supplies in managed IT services for educational computer labs to maintain uninterrupted learning environments. Facilitating hardware upgrades in call center setups that require dependable power to support continuous operation of communication software. Enabling legacy system maintenance in industries reliant on OptiPlex 760/780 models for specific workstation tasks. Supplying consistent power in remote office locations deploying OptiPlex desktops for administrative and back-office functions. By ensuring stable voltage and fitting seamlessly into existing chassis, this power supply supports operational continuity and system reliability across various business-critical use cases. Its compatibility with multiple configurations enables scalable maintenance strategies within established IT infrastructures.