What is the Ciena OPT-35D-UL?
The Ciena OPT-35D-UL is a SFP optical transceiver module, listed by the manufacturer as "1549.32nm SFP TRCVR". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
Ciena OPT-35D-UL: a SFP optical transceiver module (1549.32nm SFP TRCVR). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network equipment lifecycles and reduce e-waste.
Common Questions
The Ciena OPT-35D-UL is a SFP optical transceiver module, listed by the manufacturer as "1549.32nm SFP TRCVR". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
Circular Telecom sources and resells surplus and refurbished Ciena network equipment, including parts such as the OPT-35D-UL, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue