This Cisco ASR1004-PWR-AC AC Power Supply is a reliable and high-quality power source for your ASR1004 Router Chassis. It is specifically designed to meet the needs of Cisco routers and is compatible with the brand. The power supply is perfect for those who need a replacement or an additional power source for their router. The power supply is ideal for use in enterprise networking, servers, and router power supplies. It is easy to install and provides a consistent and reliable power source for your router. With this power supply, you can ensure that your ASR1004 router is always powered and ready to go.