High quality POWER ISOLATION SI8921BB-ISR

The SI8921BB-ISR is a part number associated with Cisco's product line, specifically related to their Integrated Services Router (ISR) series. Without specific details on this exact SKU from Cisco's latest documentation, it can be inferred that the component could be a hardware module, accessory, or upgrade option designed for enhancing network capabilities, such as additional interface cards, security modules, or performance upgrades. For accurate specifications and compatibility, refer to Cisco's official data sheets or consult with a Cisco representative directly.