What is the Cisco N55-M4Q?
The Cisco N55-M4Q is a QSFP optical transceiver module, listed by the manufacturer as "Nexus 5500 Module 4 ports QSFP+". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
CircularTelecomParts Catalogue

Part Overview
Cisco N55-M4Q: a QSFP optical transceiver module (Nexus 5500 Module 4 ports QSFP+). 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 N55-M4Q is a QSFP optical transceiver module, listed by the manufacturer as "Nexus 5500 Module 4 ports QSFP+". 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 N55-M4Q, subject to current availability. Contact Circular Telecom for a live quote.
Circular Telecom Catalogue