Cisco

Cisco C3850-NM-2-40G | 2x40G QSFP+ uplinks, 4x10G breakout per port | hot-swappable network module

Cisco C3850-NM-2-40G | 2x40G QSFP+ uplinks, 4x10G breakout per port | hot-swappable network module

SKU:C3850-NM-2-40G

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Description

High-capacity uplink module delivering two 40 Gigabit Ethernet QSFP+ ports for bandwidth-intensive aggregation and core uplinks. Supports 4x10G breakout per QSFP+ (with appropriate optics/cables) to flexibly scale distribution links. Designed for seamless fit and OS-managed integration on compatible 3850 Series switches.

Features

- Dual 40G QSFP+ uplinks for high-throughput aggregation
- Flexible 4x10G breakout per port for granular distribution
- Hot-swappable design minimizes downtime
- Seamless platform integration and IOS management
- Scalable bandwidth for evolving campus and aggregation needs
- Hardware-level reliability for mission-critical links

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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FAQs

Technical Specifications

FAQs

Q: Does this module support breaking 40G into 4x10G?
A: Yes. Each QSFP+ port can be broken out into 4x10G with supported optics and breakout cabling.

Q: Which transceivers are compatible?
A: QSFP+ optics for 40G, and when using breakout, compatible SFP+ 10G optics on the far end. Refer to the switch IOS release notes for approved optics.

Q: Is any additional license required?
A: No additional feature license is required for basic uplink operation on supported 3850 switches.

Q: Can I hot-swap this module?
A: Yes, it is hot-swappable on supported systems following standard maintenance procedures.

Q: Will it work in all 3850 models?
A: It is designed for Catalyst 3850 models with a network module slot. Check your exact model for module support.

Technical Specifications

- Form factor: switch network module
- Compatibility: Catalyst 3850 Series switches
- Uplink ports: 2x 40GbE
- Port type: QSFP+
- Breakout support: 4x10G per QSFP+ (with supported optics/cabling)
- Aggregate bandwidth: up to 80 Gbps
- Hot-swappable: yes
- Backward compatibility: via QSFP+ breakout to SFP+ (with supported hardware)
- Typical use: core/aggregation uplinks, spine/leaf interconnects

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