Cisco NCS1K-2KW-DC-CBL= High-Current Power Cable Technical Evaluation

​​Product Design & Physical Specifications​​

The Cisco NCS1K-2KW-DC-CBL= is a ​​2kW-rated DC power cable​​ engineered for Cisco’s NCS 1000 series optical transport platforms. Designed for high-availability power distribution in critical networks, it features:

• ​​6 AWG tinned copper conductors​​ with 105°C-rated XLPE insulation
• ​​Anderson SBX connectors​​ rated for 500A continuous current
• ​​Double-shielded design​​ reducing EMI by 28dB (per MIL-STD-461G)
• ​​IP68-rated strain relief​​ for harsh environments

The cable’s ​​patented helix grounding​​ (US20240328865A1) ensures <10mΩ resistance across its 2-meter length, critical for maintaining voltage stability in 48V DC power systems.

​​Technical Specifications & Industry Comparison​​

Third-party testing validated ​​99.999% power continuity​​ during 72-hour 2kW load cycles with 100A current fluctuations.

​​Core Deployment Scenarios​​

​​Hyperscale Data Center Power Distribution​​

• ​​N+1 redundant power feeds​​ for NCS 1010 chassis
• ​​Battery plant connections​​ in 48V DC power shelves
• ​​High-density rack integration​​ with 12kW/rack loads

​​Industrial Edge Networks​​

• ​​Railway power systems​​ compliant with EN 50155
• ​​Oil/gas field deployments​​ meeting API 14F guidelines

​​Telecom Central Offices​​

• ​​Rectifier plant connections​​ in -48V DC systems
• ​​Backup power cross-connects​​ for NEBS-compliant installations

​​Operational Innovations​​

Three critical features enhance power reliability:

1. ​​Smart Current Monitoring​​

   • Embedded Hall-effect sensors provide:
     • Real-time current telemetry (±0.5% accuracy)
     • Predictive failure alerts via Cisco Crosswork

2. ​​Redundant Current Pathways​​

   • Parallel conductor design maintains 50% capacity during single-strand failure

3. ​​Arc-Fault Protection​​

   • Integrated microswitch disconnects within 2ms of arc detection

​​Safety & Compliance​​

Cisco implemented multiple safety layers:

• ​​Arc-resistant jacket​​ (UL 94 V-0 flammability rating)
• ​​Self-healing insulation​​ for minor abrasion recovery
• ​​Tamper-evident connectors​​ with Torx security screws

Third-party audits confirmed compliance with:

• ​​IEC 62933-5-1​​ for DC energy storage systems
• ​​Telcordia GR-63-CORE​​ for seismic performance

​​Procurement & Integration​​

Lead times average 4 weeks for bulk orders. [“NCS1K-2KW-DC-CBL=” link to (https://itmall.sale/product-category/cisco/) offers volume discounts for Cisco Smart Net Total Care partners. Installation requires:

1. ​​Cisco-recommended torque​​ (8–10 Nm for SBX connectors)
2. ​​Infrared thermography validation​​ post-installation
3. ​​Annual retorquing​​ per GR-1501-CORE maintenance schedules

​​Best Practices​​

Lessons from field deployments highlight:

• ​​Avoid parallel runs​​ with AC power cables (>30cm separation)
• ​​Bi-annual insulation resistance tests​​ (minimum 100MΩ @ 1kV DC)
• ​​Replace after 10,000 insertion cycles​​ (SBX connector spec)

​​Technical Limitations​​

• ​​Maximum length​​: 3 meters (derating required beyond)
• ​​Incompatible​​ with third-party power shelves lacking SBX ports

While often overlooked, the NCS1K-2KW-DC-CBL= exemplifies Cisco’s systems-level engineering – its precision power delivery prevents costly outages in critical networks. However, the proprietary SBX connectors create vendor lock-in, necessitating strategic spares management for operators maintaining multi-vendor power infrastructures.