Name: D390T Dell 255-Watt Power Supply for Dell OptiPlex 760 780 960 980
Brand: Dell
SKU: D390T
Price: 122.75 USD
Availability: InStock
Rating: 4.8 (130 reviews)

Product Overview
The D390T Dell 255-Watt Power Supply supports Dell OptiPlex 760, 780, 960, and 980 models by providing reliable power that keeps the systems running smoothly. It fits directly into these desktops, ensuring compatibility without any hassle. This power supply is mainly used to replace or upgrade existing units, helping maintain system stability in work environments where dependable hardware is essential.

General Information
Brand	Dell
Part Number	D390T
Product Type	Desktop Power Supply
Condition	Refurbished

Technical Information
Input Voltage	100-240V AC
Input Frequency	50-60 Hz
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	Proprietary
Compatible For	Dell OptiPlex 760,Dell OptiPlex 780,Dell OptiPlex 960,Dell OptiPlex 980

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

Physical Characteristics
Weight	3.00

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

Product Description
This 255-watt power supply is built to deliver consistent power to Dell OptiPlex desktops, specifically models 760, 780, 960, and 980. It’s often found in office environments or business settings where dependable desktop performance is necessary. Users who need a straightforward replacement or upgrade for their existing power supply will benefit from this component’s stable output and compatibility. It’s commonly used in corporate IT departments and by professionals maintaining Dell workstation fleets. Key Features Provides steady 255-watt power tailored for Dell OptiPlex systems Fits seamlessly into the original power supply slot without modification Supports system reliability during routine and intensive tasks Designed to meet Dell’s hardware specifications for perfect compatibility Helps extend the lifespan of older OptiPlex models by replacing faulty units These power supplies are typically deployed in office desktops where uptime and consistent performance matter. They play a crucial role by ensuring the computer hardware receives the necessary electrical power to function correctly. Replacing an old or failing power supply with this unit can restore stability and prevent unexpected shutdowns, making it a practical maintenance part for Dell OptiPlex users.

Use Cases
The D390T Dell 255-Watt Power Supply is primarily utilized in office and enterprise settings where Dell OptiPlex 760, 780, 960, and 980 desktops are deployed. IT administrators managing mid-sized business networks or corporate workstations benefit from the reliable power delivery this unit provides, ensuring minimal downtime in productivity-critical environments. How It's Used: Replacement power supply in corporate IT departments maintaining legacy Dell OptiPlex desktops to extend hardware lifecycle. Power component in remote office setups where stable and consistent performance of desktops is necessary for daily operations. Support for workstation clusters in technical environments such as CAD or data analysis labs requiring dependable hardware infrastructure. Use in educational institutions managing computer labs equipped with Dell OptiPlex series systems to maintain operational continuity. Integration into managed service provider deployments offering standardized hardware maintenance for SMB clients. By ensuring steady power output tailored to specific Dell OptiPlex models, this power supply supports ongoing operational efficiency and reduces the risk of hardware failure. Its compatibility with established desktop platforms facilitates scalable maintenance strategies across business environments reliant on consistent computing performance.