AC250NS-00

This 250-watt power supply is built specifically for Dell OptiPlex 390, 790, and 990 desktop models, providing consistent power to all internal components. It’s commonly used to replace or upgrade existing power units to maintain system stability and performance.

Often found in office environments and business desktops, this power supply supports users who need reliable and efficient power delivery for everyday computing tasks. IT professionals and system builders rely on units like this to keep desktops running smoothly.

Key Features

• Compact size fits Dell OptiPlex 390, 790, and 990 cases without modification
• Delivers efficient power with minimal energy waste thanks to 80 PLUS certification
• Standardized connectors ensure easy installation and compatibility
• Durable construction designed for long-term operation
• Optimized for quiet operation within desktop systems

You'll typically find this power supply deployed in office PCs where reliability is critical but space inside the chassis is limited. It helps maintain system uptime and prevents unexpected shutdowns by providing steady power delivery.

For business users and IT teams, this power supply plays a key role in keeping legacy Dell desktop systems operational without major upgrades.