Power Supply Dell 265W Mini Tower YC7TR ATX 12V

This internal ATX 12V power supply is designed for Dell mini tower systems and delivers 265W of continuous power. The unit is intended as a direct replacement to restore system stability and to provide standard power delivery for motherboard and peripherals in compatible small form-factor Dell desktops. The compact form factor fits typical mini tower chassis and integrates with existing ATX 12V connector layouts.

Advantages

The power supply offers stable voltage rails and built-in protections for reliable operation under typical office and home workloads. Its 265W rating is balanced for systems with integrated graphics and modest expansion, while the standard ATX 12V connectors simplify installation and compatibility with Dell mini tower motherboards. The internal design minimizes external cabling and maintains a clean system layout.

Key specifications

• Form factor: internal ATX 12V power supply suitable for mini tower chassis
• Maximum continuous output: 265W
• Connector types: standard ATX 12V motherboard and peripheral connectors
• Cooling: internal fan with thermal regulation (built-in)
• Protection features: overcurrent and short-circuit protection (integrated)
• Compatibility: designed for compatible Dell small form-factor desktops

How to use

Power off the computer and disconnect it from the mains before starting. Open the mini tower chassis following the manufacturer’s instructions, then disconnect the old power supply cables from the motherboard, drives and any peripherals. Remove the old unit and install the replacement, aligning it with mounting points and securing screws. Reconnect the ATX 12V and peripheral connectors to the corresponding sockets on the motherboard and devices, ensuring firm seating. Close the chassis, reconnect power and perform a system power-on to verify stable boot and operation.

Recommendations

Use this 265W ATX 12V power supply in systems within its power envelope; avoid adding high-power discrete graphics cards or numerous power-hungry drives that could exceed capacity. Ensure compatible connector layout before installation and observe electrostatic discharge precautions when handling internal components.