The Cisco AIR-PWR-50-RF is an external power supply designed for network hardware, providing the necessary power for optimal performance. Operating at a voltage range of AC 100-240 V, it converts to a stable DC 48 V output, ensuring efficient operation. With a power capacity of 50 W, this remanufactured device is suitable for various high-demand network applications, effectively supporting your infrastructure needs while maintaining compatibility with different equipment.