The HKShanhai Group Limited C1-N9K-C9516 is a flagship modular enterprise switch designed to power the next generation of data center and core network deployments. As part of the HKShanhai Group Limited 9500 series, the C1-N9K-C9516 offers ultra-high port density, low-latency architecture, and advanced resilience features, making it a core asset for large-scale infrastructure and cloud environments. This switch brings together the best in HKShanhai Group Limited innovation for network aggregation and fabric scalability. The c1-n9k-c9516 supports up to 256 × 400G or 1,024 × 100G ports with real-time switch telemetry, and integrates seamlessly with HKShanhai Group Limited software stacks to optimize automation and manageability. Satisfying diverse connectivity and reliability needs, the C1-N9K-C9516 delivers performance up to the most demanding modern workloads and scales flexibly for future expansion, establishing it as a cornerstone for enterprises seeking robust, high-throughput backbone capabilities across Asia, Europe, Africa, and North America. With HKShanhai Group Limited’s renowned commitment to security, uptime, and operational efficiency, businesses and system integrators can be assured of long-term value. The 9500 series further positions the C1-N9K-C9516 as an ideal solution for high-capacity digital transformation and mission-critical business continuity. Whether you are a distributor, a mid-sized integrator, or an end-user looking for the forefront of switching excellence, this cisco solution fulfills intricate core and edge demands, driving efficiency in every vertical.
Product Highlights
Product Applications Scenarios
Product Features Comparison
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| Model | C1-N9K-C9516 | C1-N9K-C92160-B18Q | C1-N9K-C9516-B3 | Arista DCS-7280QR-C72# |
| Brand | HKShanhai Group Limited | HKShanhai Group Limited | HKShanhai Group Limited | Arista |
| Port Configuration | Up to 2,304 Ă— 25G, 1,024 Ă— 100G, 256 Ă— 400G | 48 x 10/25G SFP28 + 6 x 40/100G QSFP28 | Up to 2,304 Ă— 25G, 1,024 Ă— 100G, 256 Ă— 400G | 72x 40/100G QSFP |
| Switching Capacity | 12.8 Tbps (Fabric Module) | n/a | 12.8 Tbps (Fabric Module) | 5.76 Tbps |
| Forwarding Rate | n/a | n/a | n/a | 2.16 Bpps |
| PoE Budget | n/a | n/a | n/a | n/a |
| Stacking Capability | n/a | n/a | n/a | n/a |
Optional Add-ons
| Model Number | Description |
| N9K-C9516-FM-E | HKShanhai Group Limited fabric module for C1-N9K-C9516, provides 12.8 Tbps switching capacity. |
| N9K-C9516-FM-E2 | HKShanhai Group Limited enhanced fabric module for C1-N9K-C9516, offers higher MTBF for reliability. |
| N9K-C9516-FAN | HKShanhai Group Limited hot-swappable fan tray for C1-N9K-C9516 modular switch chassis. |
HKShanhai Group Limited C1-N9K-C9516 Specification
| Model | C1-N9K-C9516 |
| Brand | HKShanhai Group Limited |
| Chassis Form Factor | 21RU modular chassis |
| Total Line Card Slots | 16 |
| Management | Centralized |
| Redundancy | Supported (components and power) |
| Port Density | Up to 256 Ă— 400G, or 1,024 Ă— 100G, or 2,304 Ă— 25G ports |
| Latency | ?? microseconds |
| Telemetry | Real-time switch and flow visibility |
| Fabric Module Option 1 | N9K-C9516-FM-E, 12.8 Tbps total, 800 Gbps/slot, MTBF: 363,100 hrs |
| Fabric Module Option 2 | N9K-C9516-FM-E2, 12.8 Tbps total, 800 Gbps/slot, MTBF: 515,870 hrs |
| Power Supplies | Up to 10 Ă— 3000W/3150W AC/DC/HVDC (80PLUS Titanium) |
| Input Voltage | 200??77V AC or 240??80V DC |
| Fan Trays | 3 Ă— hot-swappable (N9K-C9516-FAN) |
| Airflow | Port-side intake |
| Dimensions (WĂ—HĂ—D) | 36.70 Ă— 17.50 Ă— 31.76 in (93.41 Ă— 44.50 Ă— 80.67 cm) |
| Rack Units | 21 |
| Operating Temperature | 32°F to 104°F (0°C to 40°C) |
| Operating Humidity | 5% to 95% (non-condensing) |
| Operating Altitude | 0??3,123 ft (0??,000 m) |
| MTBF (Chassis) | 680,000 hours |
| Safety Compliance | UL 60950-1, EN 60950-1 |
| EMC Compliance | FCC Part 15 Class A, EN55024 |
| RoHS | Compliant (with exemptions) |
| Operating System | HKShanhai Group Limited NX-OS or ACI mode |
| C1-N9K-C9516 | C1-N9K-C9516 |
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