Product Type | Data Center Router |
Model Number | NCS-55A1-48Q-DTC |
Product Series | NCS55A1 |
Form Factor | Fixed Configuration Chassis |
Mounting Type | Rack-mountable |
Power Supply Type | AC/DC Redundant Power Supplies (Optional) |
Power Requirements | 100 to 240 VAC or -48 to -60 VDC |
Typical Power Consumption | 450W (typical) |
Weight | 21.8 lbs (9.89 kg) |
CISCO NCS55A1 48x25G & 6x100G Data Center Router Chassis


Key Benefits

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- Tailored for high-density data centers with 48x25G and 6x100G interfaces
- Robust routing protocol support allows for network flexibility and scalability
- TAA-compliant manufacturing ensures suitability for government or regulated projects
Product Overview
The CISCO NCS55A1 is a fixed configuration routing chassis designed for high-throughput data centers. It features 48x25G and 6x100G wired interfaces, facilitating scalable bandwidth in demanding environments. The router supports Gigabit Ethernet-based transport and switching protocols, and advanced routing including OSPFv2, OSPFv3, ISIS, and BGP. Secure remote management is enabled through SSH, SNMP, IPv4, IPv6, and TACACS+ authentication. Though it lacks an integrated processor or cellular functions, it is TAA compliant and manufactured in China and the United States, making it suitable for regulated deployments where high-performance and interoperability are crucial.
Specifications
Product Overview
Wireless Features
Wireless Capability |
Compliance & Origin
TAA Compliant | Yes |
Country of Origin | China / United States |
Certifications | RoHS, NEBS, FCC Class A, CE, UL, TUV, CB, REACH |
Safety Standards | UL 60950-1, CSA C22.2, IEC 60950-1 |
EMI Standards | EN 55032 Class A, EN 300 386 |
Advanced Security Features
Authentication | TACACS+, RADIUS |
Secure Remote Access | SSH, SNMPv3 |
Access Control | Role-Based Access Control (RBAC) |
Routing Protocol Security | BGP MD5 Authentication, OSPF Authentication |
Management Security | Control Plane Protection (CoPP), AAA |
Interfaces
Total Ports | 54 |
25 Gigabit Ethernet Ports | 48 x 25G QSFP28 |
100 Gigabit Ethernet Ports | 6 x 100G QSFP28 |
Interface Type | QSFP28 |
Data Link Protocols | Gigabit Ethernet, 25G Ethernet, 100G Ethernet |
Transport Protocol | Gigabit Ethernet |
Max Data Transfer Rate | 100 Gbps per port (on 100G ports) |
Console Ports | 1 x RJ45 Management Console |
Management Interface | 1 x 10/100/1000BASE-T Ethernet (RJ-45) |
Physical & Environmental
Dimensions (H x W x D) | 1.72 x 17.5 x 22.6 in (4.37 x 44.5 x 57.4 cm) |
Rack Units | 1U |
Operating Temperature | 0°C to 40°C (32°F to 104°F) |
Storage Temperature | -40°C to 70°C (-40°F to 158°F) |
Relative Humidity (Operating) | 5% to 85% non-condensing |
Relative Humidity (Storage) | 5% to 95% non-condensing |
Airflow | Front-to-back or back-to-front depending on configuration |
Cloud Management & Licensing
Management Protocols | SNMP, SSH, IPv4, IPv6, CLI |
Management Interface | Cisco IOS XR CLI and SNMP |
Licensing Model | Cisco Smart Licensing |
Cloud Integration | Cisco Crosswork Network Automation (optional) |
Software Image | Cisco IOS XR Software |