TN51ATE Huawei Brand New Interface Board Alarm & Expanding
The TN51ATE Huawei brand new alarm and expansion interface board designed for use in Huawei’s OptiX OSN series, including OSN 3500, OSN 7500, and other transmission platforms. It is responsible for collecting and forwarding external alarms, monitoring environmental signals, and supporting auxiliary expansion ports, making it critical for the operation and maintenance of telecom infrastructure.
Key Features
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Model: TN51ATE
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Condition: 100% Brand New, Original Huawei
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Function: External alarm access and environmental signal management
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Alarm Ports: Supports multiple dry contact input interfaces
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Monitoring Support: Environmental sensors, door alarms, smoke detectors, etc.
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Auxiliary Expansion: Optional RS232/RS485 for third-party integration
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Compatibility: Huawei OSN3500, OSN7500, and compatible subracks
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Hot Swappable: Replace without shutting down the system
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OAM Support: Integrated with NMS for alarm/event reporting and threshold settings
Technical Specifications
| Specification | Details |
|---|---|
| Model | TN51ATE |
| Board Type | Alarm and Expansion Interface Unit |
| Alarm Inputs | Up to 16 external dry-contact input ports |
| Alarm Outputs | Optional dry-contact output ports |
| Auxiliary Ports | RS232, RS485 (optional or configurable) |
| System Support | OSN3500, OSN7500, and compatible platforms |
| Operating Voltage | Supplied via system backplane |
| Working Temperature | -5°C to +45°C |
| Humidity Range | 5% to 95% RH, non-condensing |
| Dimensions | Standard board size for OSN subrack |
| Mounting Slot | Dedicated auxiliary slot or universal interface |
| Firmware Compatibility | Automatically recognized by NMS |
| Warranty | 1–3 Years Manufacturer Warranty |
TN51ATE Huawei Applications
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External Alarm Integration – Collect and report facility-level alarms to network management
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Environmental Monitoring – Door open alerts, smoke, temperature, humidity, vibration, etc.
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Network Expansion Support – Interface with auxiliary devices through RS232/RS485
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Central Office Sites – Real-time environmental feedback for managed equipment rooms
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Industrial or Secure Sites – Use with sensors for intrusion or disaster alerting
Customization & OEM Options
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Custom Port Mapping – Pre-configuration for specific alarm signal sources
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Labeling & Branding – OEM with company name and custom labeling on board
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Signal Simulation Kit – Includes test signal generator for maintenance training
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Extended Environmental Testing – Salt spray, high-humidity, or altitude testing
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Integrated Solutions – Bundled with subrack, patch panels, and sensors
Wholesale & Global Supply Information
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Bulk Order Ready – In-stock for rapid dispatch for carrier and enterprise projects
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Secure Packaging – Anti-static sealed bag and foam-protected box
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Global Compliance – CE, RoHS, and telecom safety certified
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OEM Partnerships – Long-term supplier contracts and MOQ flexibility
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Technical Documentation – Full datasheets, CLI/NMS guides, MIBs included
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International Shipping – Worldwide logistics with tracking and export documents
Why Choose TN51ATE Huawei
Essential Alarm Management — Reliable monitoring of all external system events
Huawei Certified Quality — 100% tested for industrial-grade performance
System Integration Ready — Compatible with Huawei NMS and legacy setups
Smart Site Monitoring — Helps you build secure, automated network environments
Cost-Effective — Reduces downtime and protects infrastructure via proactive alerts
Contact Us for Datasheets, Prices & OEM Supply
Enhance your network’s operational resilience with the Huawei TN51ATE Alarm & Expansion Interface Board — a vital component for real-time visibility and environment-aware telecom systems.
Reach out now for volume pricing, technical consultation, and supply chain solutions!
