This Cisco PWR-RGD-AC-DC power supply is a reliable and high-quality option for powering your CGR2010 CGS 2520 switch. It is compatible with Cisco brand products and is specifically designed to meet the needs of enterprise networking, servers, and switches & hubs. With its open box, you can trust that this power supply is free from any defects or damage.Whether you're looking to upgrade your switch power supply or simply need a replacement, this Cisco PWR-RGD-AC-DC power supply is a great choice. It is easy to install and provides consistent power to your switch, ensuring that your network remains stable and reliable. Don't miss out on this opportunity to improve your switch power supply and order yours today!