Name: 0RW379 Dell 275W Power Supply for OptiPlex 740 745 755 SFF
Brand: Dell
SKU: 0RW379
Price: 69.59 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Dell 275-Watts Power Supply for OptiPlex 740, 745, and 755 SFF desktops provides reliable power in a compact form designed specifically for smaller desktop cases. It's a key component for maintaining steady energy flow in mid-range business computers and fits well within office or school environments where these models are frequently used.

General Information
Brand	Dell
Part Number	0RW379
Product Type	Desktop Power Supply
Condition	Refurbished

Technical Information
Input Voltage	AC 100-240V
Input Frequency	50/60Hz
Output	+12V, +5V, +3.3V, +5VSB, -12V
Max. Output Power	275W
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	0RW379 - Dell 275-Watt Power Supply for OptiPlex 740 / 745 / 755 SFF; Compatible with Dell OptiPlex 740 SFF, OptiPlex 745 SFF, OptiPlex 755 SFF

Connectors
Connector Types	SATA

Physical Characteristics
Weight	8.00

Certifications and Environmental
Compliance Standards	RoHS, CE, UL

Product Description
This 275-watt power supply is built for Dell OptiPlex 740, 745, and 755 small form factor (SFF) desktops, providing steady and efficient power for daily computing needs. Often found in office environments, it supports the reliable operation of business machines without taking up much space inside the compact chassis. Users who work with these OptiPlex models benefit from its compatibility and consistent energy delivery, minimizing downtime and maintaining system stability. It's commonly used in IT departments that require dependable hardware replacements or upgrades for existing desktops. Key Features Engineered specifically for OptiPlex 740, 745, and 755 SFF models Offers 275 watts to support essential system components Small form factor fits neatly inside compact desktop cases Ensures stable power to prevent unexpected shutdowns Designed for easy installation and maintenance In practice, this power supply is typically deployed in business and educational settings where OptiPlex SFF desktops are common. It plays a crucial role in keeping these systems running without interruption, especially in environments where space-saving hardware is preferred. Replacement or upgrade with this unit helps extend the life of existing machines.

Use Cases
The Dell 275-Watt Power Supply for OptiPlex 740, 745, and 755 SFF desktops is primarily utilized in business and institutional settings where compact, reliable power delivery is critical. IT administrators managing mid-tier desktop fleets in space-constrained offices or classrooms benefit from its small form factor and consistent output. How It's Used: Supporting office workstations running standard productivity applications in SMB environments. Maintaining stable power in educational computer labs with compact desktop setups. Enabling remote or branch office PCs where space and power efficiency are critical. Replacing faulty power units in existing OptiPlex SFF machines to extend hardware lifecycle. Deployment in call centers requiring reliable desktop operation during extended shifts. This power supply ensures operational continuity by providing steady power tailored for small form factor desktops, aiding IT teams in sustaining consistent performance and minimizing downtime across distributed office environments.