The Cisco ADP-30RB model numbered 34-0874-01 is a 30W AC power adapter designed to deliver efficiency and reliability. It comes with a C13 connector, making it compatible with a range of Cisco devices needing a 30W power supply. This adapter is engineered to convert AC power from wall outlets into DC power required by the connected equipment, ensuring that your Cisco devices operate smoothly without interruptions. Its compact design allows for easy installation and integration into a variety of network environments, making it a versatile power solution for businesses and IT infrastructures. The ADP-30RB is built to Cisco's high-quality standards, providing a dependable and durable power source for your critical network components and contributing to the overall stability and performance of your network system.