The Huawei OptiX OSN 7500 is a high-capacity, carrier-class optical transmission system designed to meet the demands of core and backbone networks. Built for flexibility and scalability, it supports SDH, WDM, and packet-based services on a single platform—making it ideal for complex, high-traffic environments.
With its modular architecture, the OSN 7500 allows operators to build highly reliable networks capable of delivering voice, data, and video services across long-haul and metropolitan areas. Its intelligent control and cross-connect capabilities ensure efficient bandwidth utilisation and seamless service integration.
As a flagship platform in Huawei’s optical transport range, the OSN 7500 is widely deployed in telecom networks around the world, trusted for its stability, performance, and long-term value.
Carritech provides comprehensive support for the Huawei OptiX OSN 7500 platform, helping network operators extend the lifespan of their infrastructure and maintain service continuity.
As a high-capacity, intelligent optical transport platform, the OSN 7500 plays a critical role in the core layer of large-scale transmission networks. At Carritech, we specialise in sourcing, supplying, and supporting a wide range of OSN 7500 parts—ensuring your network remains operational, cost-effective, and fully supported.
Whether you’re upgrading, maintaining, or scaling your optical transport network, our expert team is here to deliver fast access to hardware, technical knowledge, and repair services tailored to your OSN 7500 needs.
High Capacity – Supports large-scale data transmission with high bandwidth to meet core network demands.
Multi-Service Support – Integrates SDH, WDM, and packet transport, enabling flexible service delivery across various network layers.
Modular Architecture – Scalable design allows for customised configurations and easy expansion as network requirements grow.
Intelligent Cross-Connect – Enables efficient bandwidth management and service grooming with flexible cross-connect capabilities.
Carrier-Class Reliability – Built with redundant control and power systems to ensure high network availability and uptime.
Comprehensive Network Management – Fully supported by Huawei’s U2000 management platform for end-to-end monitoring and control.
Long-Haul and Metro Compatibility – Suitable for deployment in both core backbone networks and metropolitan transmission scenarios.
Energy Efficient Design – Optimised for reduced power consumption without compromising performance.
The Huawei OptiX OSN 7500 is engineered for core-layer transport networks and delivers advanced transmission capabilities across SDH, WDM, and packet-based services. Below is an overview of its key technical specifications:
Switching Capacity:
Up to 320 Gbit/s (VC-4) or 640 Gbit/s (packet-based switching)
Supports high-capacity cross-connect with flexible traffic grooming
Service Interfaces Supported:
SDH: STM-1/4/16/64
PDH: E1/T1, E3/T3
Ethernet: Fast Ethernet, Gigabit Ethernet, 10 Gigabit Ethernet
Fibre Channel: 1G/2G/4G
WDM client signals: 2.5G, 10G, 40G
Transmission Distance:
Supports long-haul transmission up to thousands of kilometers with appropriate amplifier and regenerator configurations
Slot Configuration:
Up to 32 service board slots
Redundant cross-connect and control boards
Flexible subrack options to accommodate various network topologies
Network Topologies Supported:
Point-to-point, ring, mesh, and hybrid architectures
Synchronization:
Supports ITU-T G.813, G.823, and G.825 standards
High-precision clocking with Synchronisation Status Messaging (SSM)
Management System:
Fully managed by Huawei’s U2000 Network Management System (NMS)
Provides fault, configuration, accounting, performance, and security (FCAPS) functions
Power Supply:
-48V DC (typical telecom power supply)
Redundant power input supported
Cooling:
Intelligent fan modules with temperature-based speed control
Front-to-back or bottom-to-top airflow depending on rack configuration
Dimensions:
Standard 19-inch rack compatible
Subrack height: 15U or 21U (depending on configuration)
Operating Environment:
Temperature: -5°C to +45°C (standard), with extended support in controlled environments
Humidity: 5% to 85% (non-condensing)
This technical overview provides a foundation for evaluating how the OSN 7500 integrates into your existing network or supports future scaling and service delivery. For detailed specifications on individual modules or to request technical documentation, please contact our team.
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From expert maintenance and repair to reliable part sourcing and technical consultation, we provide comprehensive support for every stage of your network’s lifecycle. Whether you’re extending the life of legacy systems or integrating with modern infrastructure, our team ensures seamless, efficient, and cost-effective solutions—so you can focus on performance, not problems.