Keep your Cisco equipment powered and protected with genuine Cisco power supplies. This collection covers AC and DC power supply units, redundant and hot-swappable modules, and replacement PSUs for Catalyst, Nexus, ISR, ASR, and Meraki platforms — in the wattage and form factor your hardware requires.

A reliable power supply is critical to network uptime. Whether you're adding redundancy, replacing a failed unit, or building out new chassis, choosing the correct PSU for your switch or router model keeps your infrastructure stable and within spec.

Every unit is 100% genuine and factory-sealed, backed by the manufacturer's warranty. Not sure which power supply matches your device? Contact our team with your platform or part number and we'll confirm the right fit before you order.