What is the Nortel Networks QPP359B?
The Nortel Networks QPP359B is a network/telecom equipment component, listed by the manufacturer as "DE-4 2W E&M CHAN/900". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Number
Part Overview
Nortel Networks QPP359B: a network/telecom equipment component (DE-4 2W E&M CHAN/900). Circular Telecom resells surplus and refurbished units of parts like this, helping operators extend network equipment lifecycles and reduce e-waste.
Common Questions
The Nortel Networks QPP359B is a network/telecom equipment component, listed by the manufacturer as "DE-4 2W E&M CHAN/900". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
Circular Telecom sources and resells surplus and refurbished Nortel Networks network equipment, including parts such as the QPP359B, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue