The Cisco PWR-4KW-DC-V3 4000W DC Power Supply 341-10669-03 A0 DHE-2DC4000 V03 is a reliable and high-quality power supply designed specifically for Cisco routers. It provides 4000W of power and is compatible with various Cisco models. This product is essential for maintaining the functionality of enterprise networking systems, ensuring constant power supply for multiple devices. With the trusted Cisco brand name, you can rely on this power supply to keep your networking infrastructure up and running smoothly.