What is the Infinera OPSW-1?
The Infinera OPSW-1 is a circuit card / line card, listed by the manufacturer as "Fibre Optic Interface Card - ATN OPSW-1". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
The Infinera OPSW-1 is a circuit card / line card — originally specified as "Fibre Optic Interface Card - ATN OPSW-1" — available refurbished or as surplus stock via Circular Telecom, supporting network operators sourcing decommissioned and reclaimed equipment.
Common Questions
The Infinera OPSW-1 is a circuit card / line card, listed by the manufacturer as "Fibre Optic Interface Card - ATN OPSW-1". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
Circular Telecom sources and resells surplus and refurbished Infinera network equipment, including parts such as the OPSW-1, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue