Brand: Seasonic · SKU: SS-250SU · MPN: SS-250SU · Category: Components

Seasonic SS-250SU 250W Flex ATX Power Supply provides reliable power delivery in a compact form factor, ideal for compatible small-form-factor PCs and systems.
| Active PFC | Yes |
|---|---|
| Cooling Fan | 40 mm double ball bearing fan |
| Form Factor | Flex ATX / 1U |
| Rail Design | Single 12V Rail (Implied by power specs, Forward Converter Circuit) |
| Input Voltage | 100-240V AC (Full Range) |
| Input Frequency | 50-60 Hz |
| Efficiency Rating | 80 PLUS Bronze (>82%) |
| Max. Output Power | 250W |
| Warranty | 3-Year Warranty |
| Weight | 1.20 kg (Estimated from reference) |
| Dimensions | 81.5mm W x 150mm D x 40.5mm H (or 150 x 81.5 x 40.6mm, or 3.3" x 1.55" x 5.9") |
The Seasonic SS-250SU is a compact 250W Flex ATX power supply designed for small-form-factor computers and space-constrained system builds. Its Flex ATX form factor makes it suitable for compatible compact desktops, custom PCs, and specialized computing systems. With a 250W power output , the SS-250SU is designed to provide dependable power for systems with modest power requirements. Its compact design allows it to fit into chassis where a standard ATX power supply may not be suitable. The Seasonic SS-250SU is a practical choice for system builders and technicians looking for a reliable replacement power supply for compatible Flex ATX configurations.
Yes, this Seasonic SS-250SU 250W Flex ATX Power Supply (SS-250SU) is 100% genuine Seasonic hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This Seasonic SS-250SU 250W Flex ATX 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 SS-250SU.