What is the Cisco C1121X-8P?
The Cisco C1121X-8P is a SFP optical transceiver module, listed by the manufacturer as "ISR 1100 8P Dual GE SFP WAN 8GB Router". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
Looking for the Cisco C1121X-8P? This SFP optical transceiver module, described by the manufacturer as "ISR 1100 8P Dual GE SFP WAN 8GB Router", is stocked and resold through Circular Telecom's refurbished and surplus telecom equipment network.
Common Questions
The Cisco C1121X-8P is a SFP optical transceiver module, listed by the manufacturer as "ISR 1100 8P Dual GE SFP WAN 8GB Router". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
Circular Telecom sources and resells surplus and refurbished Cisco network equipment, including parts such as the C1121X-8P, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue