TN51AUX Huawei Brand New System Auxiliary Interface Board
The TN51AUX Huawei Brand New System Auxiliary Interface Board, designed to deliver auxiliary signal access and management functionality within Huawei’s OSN series platforms, including the OptiX OSN6800 and OSN8800 systems. It provides ports for clock input/output, external alarms, orderwire communication, and other management functions, acting as a key control and communication interface between network management systems and hardware infrastructure.
It is a crucial component in enabling synchronization, alarm relay, and auxiliary communication for smooth, secure, and reliable optical transport network operation.
Key Features
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Model: TN51AUX
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Condition: 100% Brand New, Original Huawei
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Function: System auxiliary interface management
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Alarm Interfaces: Dry contact input/output for external alarm signaling
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Clock Interfaces: 2x T1/E1 clock input, 2x clock output
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Orderwire: Supports two-way orderwire communication
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Environmental Monitoring: Integration with temperature/humidity sensors
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Connector Types: DB15, RJ45, BNC (depending on subrack configuration)
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Compatibility: OSN6800, OSN8800, and other OSN platforms
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Hot-Swappable: Yes
Technical Specifications
| Specification | Details |
|---|---|
| Model | TN51AUX |
| Board Type | Auxiliary Interface Board |
| Clock Ports | 2 input (T1/E1/BITS), 2 output |
| Alarm Ports | 4 alarm inputs, 2 outputs |
| Orderwire Support | Local and remote orderwire |
| Connector Types | RJ45, DB15, BNC (depends on platform) |
| Operating Temperature | -5°C to +45°C |
| Humidity Range | 5% – 95% RH, non-condensing |
| Installation Position | Control slot on OSN subrack |
| Power Consumption | ≤ 10W |
| Alarm Monitoring | Real-time environmental and external signal support |
| Warranty | 1–3 Years Manufacturer Warranty |
TN51AUX Huawei Applications
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OSN Network Subracks — Acts as interface for management, clock, and alarm systems
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Telecom Central Offices — Reliable hardware interface for alarms and synchronization
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Enterprise Transport Systems — Control channel for secure orderwire and clock integration
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Mission-Critical Infrastructure — Enables environmental monitoring and emergency signaling
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Cross-Regional Transport — Facilitates site-to-site communication over optical backbone
Customization & OEM Options
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Connector Adaptation Kits — BNC to RJ45 or DB15 as required by legacy systems
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Label Customization — Support for OEM part number and branding
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Pre-Integrated Racks — Delivered with matching OSN subracks and fan/power units
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Pre-Tested Bundles — Factory-tested clock sync and alarm configuration
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Extended QA — Burn-in and environmental stress test options for critical sites
Wholesale & Global Supply Information
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Large Stock Availability — For telecom contractors and government network builds
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OEM Packaging — Huawei original sealed packaging for safe transport
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Fast Lead Times — Available for urgent delivery in multi-unit quantities
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Export & Customs Ready — Documents provided for smooth global shipment
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Full Technical Documentation — Pinout maps, CLI guides, and config templates available
Why Choose TN51AUX Huawei Auxiliary Interface Board
Essential Alarm & Clock Management — Consolidates critical auxiliary functions
Highly Compatible — Seamless fit with Huawei OSN8800/OSN6800
Huawei Quality Assurance — Long-lasting performance in 24/7 environments
Flexible Interface Options — Supports various telecom infrastructure needs
Reliable Communication Support — Orderwire and alarm relay backed by hardware
Request a Quote or Order Now
Enhance your OSN system’s reliability and control with the Huawei TN51AUX Auxiliary Board.
Contact us today for pricing, technical datasheets, or customized supply solutions.
