RT490

This Dell RT490 280-watt power supply is designed to provide consistent power for Optiplex 330 and 740 desktop computers. It's often found in office and home setups where reliable performance is necessary for everyday computing tasks.

Built for IT professionals and end-users alike, this power supply ensures the desktop components get steady voltage and current to operate smoothly. It’s a practical replacement or upgrade for systems requiring dependable power.

Key Features

• Delivers 280 watts to support typical desktop workloads
• Compatible with Dell Optiplex 330 and 740 series desktops
• Includes standard connectors to fit original hardware
• Engineered for quiet and efficient operation
• Compact form factor allows easy installation in small chassis

You’ll often see this power supply installed in business and education environments where Optiplex desktops are common. It helps maintain system stability by supplying a steady power source, reducing downtime and hardware stress. This model balances performance with practical power needs, making it a solid choice for legacy Dell machines.