
Safe checkout
Secure payments
Fast dispatch
1–2 day handling
Free shipping
U.S. ground
Warranty & RMA
Support after delivery
Dell 3YKG5 240 Watts 100-240 V 4.0A ATX Power Supply For OptiPlex 790
- 240 Watts power output
- ATX Form Factor
- Input Voltage: 100-240 V
- Input Current: 4.0A
- Compatible with Dell OptiPlex 790
- Provides stable power for system components
3YKG5 isn't on our shelf today — we source it to order. Request a quote and we'll confirm price and lead time within one business day.
Key specifications
See full specs ↓- SKU
- 3YKG5
- Title
- Dell 3YKG5 240 Watts 100-240 V 4.0A ATX Power Supply For OptiPlex 790
- Wattage
- 240W
- Input Voltage
- 100-240V
- Input Current
- 4.0A
- Compatibility
- Dell OptiPlex 790
Product details
This Dell 3YKG5 power supply is a 240-watt ATX unit designed for Dell OptiPlex 790 systems. It operates with a 100-240V input and a 4.0A current draw, providing stable power for the computer's components. It is suitable as a replacement or upgrade for compatible OptiPlex models.
Technical Information
| SKU | 3YKG5 |
| Title | Dell 3YKG5 240 Watts 100-240 V 4.0A ATX Power Supply For OptiPlex 790 |
| Wattage | 240W |
| Input Voltage | 100-240V |
Additional Specifications
| Input Current | 4.0A |
| Compatibility | Dell OptiPlex 790 |
| Form Factor | ATX PSU |
| Brand | Dell |
Description
The Dell 3YKG5 is a 240-watt ATX power supply unit (PSU) specifically designed to meet the power requirements of the Dell OptiPlex 790 desktop computer. This PSU converts incoming AC power from the wall outlet into the various DC voltages needed by the computer's motherboard, processor, memory, storage drives, and other internal hardware. Its 240W capacity is suitable for standard configurations of the OptiPlex 790. Featuring a wide input voltage range of 100-240V, this power supply offers flexibility for use in different geographical locations. The associated input current of 4.0A indicates its power draw characteristics. As an ATX form factor unit, it is designed for compatibility with the standard mounting points and connectors within the OptiPlex 790 chassis, ensuring a proper fit and connection. This 3YKG5 power supply is essential for maintaining the stable and reliable operation of the Dell OptiPlex 790. It plays a critical role in preventing system malfunctions, such as unexpected shutdowns or component damage, that can arise from an insufficient or unstable power source. It serves as a dependable replacement or upgrade option for users needing to ensure their system is adequately powered.
Condition: Refurbished
Free U.S. ground shipping
Typically 1–2 days handling, 3–7 days in transit.
Purchase orders accepted
Government, enterprise, data center and small business.
Buying 10+ units?
Get volume pricing and availability for 3YKG5.
