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| Product Overview |
|---|
The Dell RT490 280-watt power supply provides reliable power specifically tailored for Optiplex 330 and 740 desktop systems. It fits neatly inside the original cases and ensures consistent electrical delivery to keep the desktop running efficiently without interruptions. |
| General Information | |
|---|---|
| Brand | Dell |
| Part Number | RT490 |
| Condition | Refurbished |
| Technical Information | |
|---|---|
| Input Voltage | 100-240V AC |
| Input Frequency | 50-60 Hz |
| Output | +3.3V,+5V,+12V,-12V,+5VSB |
| Max. Output Power | 280W |
| 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 330,Dell OptiPlex 740 |
| Physical Characteristics | |
|---|---|
| Weight | 3.00 |
| Product Description |
|---|
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
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. |