DS-C50I-300AC: Cisco MDS 9250i AC power supply 300W
Also listed as: DS-C50I-300AC=
Cisco DS-C50I-300AC is listed as Cisco MDS 9250i AC power supply 300W. It is a power supply that the vendor documents for Cisco MDS 9250i show as an orderable option. Spares are ordered as DS-C50I-300AC=. Check the exact model and generation before buying, because option lists differ between product generations.
Specifications
| Part number | DS-C50I-300AC |
|---|---|
| Brand | Cisco |
| Type | Power supplies |
| Other numbers | DS-C50I-300AC= |
| Wattage | 300W AC |
About the DS-C50I-300AC
Cisco MDS 9250i AC power supply 300W is sold by Cisco under product ID DS-C50I-300AC; the same item ordered as a spare carries the suffix = (DS-C50I-300AC=). It is a power supply in the Cisco option range and appears in the ordering or configuration tables of the vendor documents cited in the sources. Key figures taken from the listing: wattage 300W AC. The product ID is the number brokers and buyers search for, so match it exactly rather than by capacity or description alone.
Compatibility
The Cisco documents cited in the sources list DS-C50I-300AC as an option for Cisco MDS 9250i. That listing is the only compatibility claim recorded here: the part is not assumed to fit other generations or other product lines of the same brand. Firmware, software, slot, backplane and controller requirements are set out in the vendor documentation for the specific product, and the vendor's compatibility tool should be checked before ordering a second-hand unit.
Buying used
Check the wattage and efficiency class on the label against the product ID, and test the unit in a live system. Used supplies are best bought in matched pairs, and the airflow direction (intake or exhaust) must match the rest of the chassis. Ask the seller for photos of the part number label, confirm the return terms, and test the part in a running system before accepting it. Prices vary with condition, so compare several listings for the exact product ID.
Fits these models
Check compatibility with Cisco
Before you buy, confirm the exact configuration against the vendor's own lists: firmware levels, operating systems, adapters and optics that Cisco has tested with the Cisco DS-C50I-300AC.
- Compatibility Cisco UCS Hardware Compatibility List
- Compatibility Cisco Optics-to-Device Compatibility Matrix
- Support Cisco Support and Downloads
Buying or selling DS-C50I-300AC?
New, refurbished or used. Tell us the quantity and condition and we connect you with a vetted reseller in your region, usually within one working day.
Sources
- Cisco MDS 9250i Multiservice Fabric Switch Data Sheet, checked 2026-10-28