Brand: Dell · SKU: NPS-250KB J · MPN: NPS-250KB J · Category: Components
The Dell NPS-250KB J is a 250-Watt power supply unit designed for Dell systems such as the OptiPlex GX280 and Dimension 4700/8400 Tower models. It supports a wide AC Input range of 100-120V~ (6A) and 200-240V~ (3A) at 50/60Hz, delivering a maximum output power of 250W. The main motherboard connector is a 24-Pin ATX Connector. Connectivity typically includes 2x SATA power connectors and 3x Molex power connectors. It is a non-redundant design intended for easy system integration, optimized for airflow and heat management, and is often sold as a refurbished genuine Dell component. Some cross-referenced model numbers include PS-5251-2DF2, HP-P2507FWP3, and NPS-250KB C.
| Condition | Refurbished (Commonly) |
|---|---|
| Frequency | 50/60Hz |
| Input Current | 6A (100-120V) / 3A (200-240V) |
| SATA Connectors | 2x |
| AC Input Voltage | 100-120V~ / 200-240V~ |
| Max Output Power | 250W |
| Molex Connectors | 3x |
| Motherboard Connector | 24-Pin ATX |
| Warranty | Varies by seller, often includes a seller-backed warranty (e.g., 30-day or 2-year). |
| Weight | N/A |
| Dimensions | 150mm x 86mm x 140mm |
A 250W replacement power supply unit manufactured by Dell, specifically compatible with various OptiPlex Tower and Dimension desktop systems like the GX280, 4700, and 8400. It features standard ATX power connections plus SATA and Molex peripherals connections.
Yes, this Dell NPS-250KB J 250W Power Supply (NPS-250KB J) is 100% genuine Dell hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This Dell NPS-250KB J 250W Power Supply includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the NPS-250KB J.