Cisco N9K-SC-A System Controller for Nexus 9500 - REF N9KSCA

Description:

The Cisco N9K-SC-A is a system controller module used in Cisco Nexus 9500 Series modular switches. It is responsible for overall system management and control-plane functions, including chassis monitoring, fan and power supply control, and coordination with line cards and supervisor modules. Designed for high-availability environments, the N9K-SC-A supports redundancy when paired with a second controller and helps ensure uninterrupted operation in mission-critical data center deployments.

Technical Specifications:
Manufacturer: Cisco Systems
Model: N9K-SC-A
Series: Cisco Nexus 9500 Series
Form Factor: Hot-swappable controller module
Function: System control and management coordination
Redundancy: Supports 1+1 redundancy with second SC module
Compatibility: Cisco Nexus 9504, 9508, and 9516 chassis
Interfaces: Internal connections only (no user-facing ports)
Cooling: Chassis-integrated airflow design
Hot-Swappable: Yes
Management Role: Works in conjunction with Supervisor and Line Cards
Operating Temperature: 0°C to 40°C (32°F to 104°F)
Dimensions: Approx. 3.5 in x 10.5 in x 12.8 in (H x W x D)
Weight: Approx. 2.7 kg (6 lb)