What Is the Cisco C1KT-1N32A-DC=? Power Specifications, Use Cases, and Deployment Advantages



​Overview of the Cisco C1KT-1N32A-DC=​

The Cisco C1KT-1N32A-DC= is a ​​high-capacity DC power supply module​​ designed for Catalyst 9400 Series switches, providing reliable power redundancy and scalability for enterprise and data center environments. Engineered for deployments requiring direct current (DC) power sources, it ensures uninterrupted operation in critical infrastructures like telecom hubs or industrial networks.


​Core Technical Specifications​

  • ​Input Voltage​​: -48V to -60V DC, compatible with ​​Telco and industrial DC power grids​​.
  • ​Output Power​​: ​​1300W​​ continuous power delivery, supporting high-density line cards and PoE configurations.
  • ​Redundancy​​: Hot-swappable design with ​​N+1 redundancy​​ for mission-critical uptime.
  • ​Compatibility​​: Exclusively designed for ​​Catalyst 9400 chassis​​, including 9404, 9406, and 9407 models.

​Addressing Key User Concerns​

​Q: Why choose a DC power supply over AC for the Catalyst 9400?​

DC power is mandatory in environments like ​​telecom central offices​​ or industrial plants where AC infrastructure is unavailable or unreliable. The C1KT-1N32A-DC= integrates seamlessly with existing DC power systems, avoiding costly AC retrofitting.

​Q: Can this module support PoE+ switches with high power demands?​

Yes. When paired with PoE line cards, the ​​1300W output​​ powers hundreds of PoE+ devices (e.g., IP cameras, Wi-Fi 6 APs) without overloading the system. Redundant modules ensure failover during power fluctuations.


​Comparison: DC vs. AC Power Supplies for Catalyst 9400​

​Feature​ ​C1KT-1N32A-DC=​ ​Catalyst 9400 AC Power Supply​
Input Type -48V to -60V DC 100-240V AC
Ideal Environment Telecom, industrial, off-grid sites Enterprise data centers, offices
Redundancy N+1 with hot-swap capability N+1 with hot-swap capability
Regulatory Compliance GR-1089-CORE, NEBS Level 3 IEC, UL standards

​Optimal Deployment Scenarios​

  • ​5G Telecom Networks​​: Power Catalyst 9400 switches handling edge compute nodes and small-cell backhaul traffic.
  • ​Industrial IoT​​: Sustain operations in manufacturing plants with legacy DC power systems and harsh electrical conditions.
  • ​Government/Military​​: Meet DC power mandates for secure, field-deployable network infrastructure.

For teams managing ​​DC-dependent infrastructures​​, the C1KT-1N32A-DC= is available here, offering Catalyst-grade reliability tailored for specialized environments.


​Final Insight​

The C1KT-1N32A-DC= addresses a niche but critical need: ​​powering modern switches in legacy DC environments​​. While its 1300W capacity may seem excessive for small setups, it’s indispensable for large-scale, high-availability deployments. For network architects retrofitting old facilities or complying with DC mandates, this module eliminates the friction of hybrid power conversions—though ensure your facility’s DC grid can sustain the load during peak demands.

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