N3K-C3408-S - Cisco Nexus 3000 Series switch with 32 ports of QSFP-DD
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N3K-C3408-S Overview
N3K-C3408-S is a CISCO enterprise network switch listed by YYST Global for campus switching, data center expansion, spare replacement and network refresh projects. This page is intended for buyers comparing replacement parts, project supply, spare inventory and quote options.
YYST Global helps enterprise customers confirm model information, product category, condition, availability and sourcing route before purchase. For time-sensitive projects, send the model number and required quantity so our sales team can check stock, lead time and compatible alternatives.
Product name: N3K-C3408-S - Cisco Nexus 3000 Series switch with 32 ports of QSFP-DD. Category: Cisco Nexus 3000 Series Switches. Condition: New Factory Sealed.
N3K-C3408-S Specification
| Datasheet series | Cisco Nexus 3000 Series Switches |
| Exact model | N3K-C3408-S |
| Official datasheet | Cisco Nexus 3000 Series official product page |
N3K-C3408-S Specification
N3K-C3408-S Specification | |
Physical | ● 4 RU, 8-slot chassis ● Beacon LED ● Status LED ● Dual-redundant power supplies ● Redundant (2+1) fans ● Two 100/1000Mbps SFP ports ● One RS-232 serial console port ● One RJ45 and one SFP management port ● One USB port |
Performance | 25.6-Tbps switching capacity |
Number of MAC addresses | 120K |
Number of IPv4/IPv6 unicast routes | 440K / 360K |
Number of IPv4/IPv6 hosts | 192K / 96K |
Number of IPv4 multicast routes | Up to 96K with 8K groups |
Number of VLANS | 4K |
Number of ACL entries | 3.5K ingress and 1.5K egress |
Number of spanning-tree instances | Rapid Spanning Tree Protocol (RSTP): 123 Multiple Spanning Tree (MST) Protocol: 64 |
Number of EtherChannels | 512 |
Number of ports per EtherChannel | up to 128 |
Buffer size | 70 Mb |
Boot flash memory | 128 GB |
Latency | 370 nsec |
Number of power supplies | 2 (redundant) |
Power supply types | AC (forward airflow) |
Input voltage | 100 to 240 VAC |
Frequency | 50 to 60 Hz |
Power supply efficiency | 89 to 91% at 220V |
Cooling | Forward airflow: Port-side intake (air enters through ports and exits through fan tray and power supplies) Six individual, hot-swappable fans (5+1 redundant) |
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Dimensions (height x width x depth) | 6.97 in. x 17.3 in. x 31.6 in. |
Weight | N3K-C3408-S weight across configurations: ● 68 lb (without LEMs, PSUs, or fans) ● 107.7 lb (with eight 100G LEMs, PSUs, and fans) ● 104.5 lb (with eight 400G LEMs, PSUs, and fans) Individual LEMs: ● NXM-X16C (100G LEM) – 3.6 lb ● NXM-X4D (400G LEM) – 3.2 lb |
Operating temperature | 32 to 104° F (0 to 40°C) |
Storage temperature | -40 to 158° F (-40 to 70°C) |
Relative humidity | 5 to 95% non-condensing |
Altitude (operating) | Designed to meet: -500 ft to 13,123 ft |
Altitude (non-operating) | -1000 ft to 30,000 ft |
N3K-C3408-S Warranty
 | Low Price Guarantee |  | Quality Assurance |
 | Free CCIE Expert Technical Support |  | Commodity Refund Guarantee |
 | Diversified and Flexible Transportation Services |  | Standard Policy |
N3K-C3408-S FAQ
What is N3K-C3408-S?
N3K-C3408-S - Cisco Nexus 3000 Series switch with 32 ports of QSFP-DD is a CISCO Nexus 3000 Series Switches product supplied by YYST Global for enterprise IT procurement and infrastructure projects.
What interfaces and ports does N3K-C3408-S provide?
For N3K-C3408-S, the manufacturer specification lists number of ports per etherchannel as up to 128.
What memory or storage is listed for N3K-C3408-S?
For N3K-C3408-S, the manufacturer specification lists boot flash memory as 128 GB.
What latency is listed for N3K-C3408-S?
For N3K-C3408-S, the manufacturer specification lists latency as 370 nsec.
Is N3K-C3408-S available from YYST Global?
N3K-C3408-S is in stock at YYST Global. Contact the sales team to confirm the required quantity, exact configuration, delivery destination and current lead time before ordering.
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ISO 20000 · ISO 27001 · D&B