What is the Tellabs SPU3A?
The Tellabs SPU3A is a network/telecom equipment component, listed by the manufacturer as "DISC*S SIG PROCR UN". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
The Tellabs SPU3A is a network/telecom equipment component — originally specified as "DISC*S SIG PROCR UN" — available refurbished or as surplus stock via Circular Telecom, supporting network operators sourcing decommissioned and reclaimed equipment.
Common Questions
The Tellabs SPU3A is a network/telecom equipment component, listed by the manufacturer as "DISC*S SIG PROCR UN". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
Circular Telecom sources and resells surplus and refurbished Tellabs network equipment, including parts such as the SPU3A, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue