Product Type | Router |
Model | Cisco NCS-55A1-24Q6H-S |
Form Factor | Rack-mountable - 1U |
Throughput | 900 Gbps |
Processor Speed | 1.9 GHz |
RAM | 32 GB |
Storage Capacity | 128 GB |
Power Supply Type | Internal power supply |
Power Redundancy | Yes (2 installed / 2 max) |
Power Consumption (Operational) | 450 Watt |
System Software | Cisco IOS XR 6.6.25 |
Cisco NCS-55A1-24Q6H-S 24x10/25G & 6x100G Rack-Mount Router



Key Benefits

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- - Ideal for high-density edge and aggregation deployments thanks to 900 Gbps throughput and versatile port configurations
- - Advanced routing protocol support with MACsec, HQoS, and L3VPN enable robust and secure service delivery
- - Designed for operational efficiency with remote programmability, telemetry, and compact 1U form factor
Product Overview
The Cisco NCS-55A1-24Q6H-S is engineered to deliver high-performance routing in space- and power-constrained environments. This fixed 1U rack-mounted router supports up to 900 Gbps of throughput and incorporates 24 ports of 1/10/25GbE using SFP28 and 6 ports of 40/100GbE via QSFP28. It supports jumbo frames up to 9216 bytes, robust IP routing protocols including BGP, OSPFv2/v3, IS-IS, ECMP, MPLS, and features MACsec, HQoS, and L3VPN. The system runs on Cisco IOS XR 6.6.25 and includes 32 GB RAM and 128 GB storage. Integrated dual power modules and fan trays ensure operational continuity. Fully RoHS and TAA compliant, it meets global reliability standards.
Designed for scale and automation, this platform enables secure and programmable management via SNMPv3, SSH, YANG, and JSON. Advanced telemetry and real-time monitoring streamline diagnostic efficiency. With an operating temperature range of 32°F to 104°F and carrier-grade features, the NCS-55A1-24Q6H-S delivers exceptional performance for data center, service provider, and enterprise network deployments.
Specifications
Product Overview
Cloud Management & Licensing
Remote Management Protocols | SNMPv3, SSH, OAM, JSON, YANG |
Automation Features | ZTP, PTP, iPXE, MIB, RPL |
Routing & Performance
Routing Protocols | IS-IS, IS-ISv6, BGP, OSPFv2, OSPFv3, VRRP, ECMP, MPLS, BFD |
Forwarding Information Base (FIB) | 1,100,000 entries |
Quality of Service | HQoS |
IP Version Support | IPv4, IPv6 |
Layer 2/3 Switching | Supported |
Compliance & Origin
Country of Origin | China / United States |
TAA Compliant | Yes |
RoHS Compliance | RoHS 6/6 |
Certifications | FCC CFR47 Part 15, UL 60950-1, CAN/CSA C22.2 No. 60950-1, IEC 60950-1, EN 55022, EN 55024, EN 300 386, KN22, KN61000-4, VCCI Class A, CNS 13438, ICES-003 Class A, CISPR 22/24, GR-1089-CORE, GR-63-CORE, GB 4943, AS/NZS 60950-1, Directive 2004/108/EC, Directive 2006/95/EC, EN 60950-1 |
Interfaces
Total Ports | 30 |
10/25 GbE Ports | 24 x SFP28 |
40/100 GbE Ports | 6 x QSFP28 |
Management Port | 1 x RJ-45 |
Console Port | 1 x RJ-45 |
Supported Data Link Protocols | Gigabit Ethernet, 10 Gigabit Ethernet, 25 Gigabit Ethernet, 100 Gigabit Ethernet |
Jumbo Frame Support | 9216 bytes |
Advanced Security Features
Authentication Methods | SSH, TACACS+ |
MACsec Support | Yes |
AAA Support | Yes |
L3VPN Support | Yes |
Physical & Environmental
Width | 17.4 in |
Depth | 21.7 in |
Height | 1.7 in |
Weight | 23.81 lbs |
Operating Temperature Range | 32°F to 104°F |
Operating Humidity | 5% - 95% (non-condensing) |
Cooling System | Redundant 1+1 fan modules with 2 fan trays |