What is the Cisco SFP-10/25G-CSR-S?
The Cisco SFP-10/25G-CSR-S is a SFP optical transceiver module, listed by the manufacturer as "SFP28 25G 850nm MMF". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Number
Part Overview
Cisco SFP-10/25G-CSR-S: a SFP optical transceiver module (SFP28 25G 850nm MMF). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network equipment lifecycles and reduce e-waste.
Common Questions
The Cisco SFP-10/25G-CSR-S is a SFP optical transceiver module, listed by the manufacturer as "SFP28 25G 850nm MMF". 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 SFP-10/25G-CSR-S, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue