SSQ5CXLL4(L-4.1) Huawei High Quality 622M Line Unit Board
The SSQ5CXLL4(L-4.1) Huawei is a high-performance 622 Mbps Line Unit Integrated Board designed by Huawei for STM-4 level transmission in SDH (Synchronous Digital Hierarchy) networks. Used in Huawei’s OptiX series equipment such as OSN1500, OSN2500, and OSN3500, this board provides stable and reliable optical signal transmission with integrated service processing capabilities.
Key Features
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Model: SSQ5CXLL4(L-4.1)
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Condition: 100% Brand New, Original Huawei
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Line Rate: 622 Mbps (STM-4 standard)
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Interface Type: Optical – supports various wavelengths and distances
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Service Type: Integrated Line + Service functionality
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Compact Design: Combines line transmission and processing on a single board
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Protocol Support: Fully compliant with ITU-T G.707, G.783, G.957 standards
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Compatibility: Suitable for Huawei OSN1500, OSN2500, OSN3500 transmission systems
Technical Specifications
| Specification | Details |
|---|---|
| Model | SSQ5CXLL4(L-4.1) |
| Line Rate | 622.08 Mbps (STM-4) |
| Interface Type | Optical (single-mode/multi-mode, depending on variant) |
| Service Type | Line Unit + Integrated Service Processor |
| Transmission Distance | Varies (up to 40 km or more, model dependent) |
| Wavelength | 1310 nm / 1550 nm (depending on module) |
| Optical Connector | LC/SC (varies with configuration) |
| Bit Error Rate (BER) | ≤ 1 × 10⁻¹⁰ |
| Operating Temperature | -5°C ~ +45°C |
| Storage Temperature | -40°C ~ +70°C |
| Humidity | 5% ~ 95% (non-condensing) |
| Dimensions | Standard Huawei plug-in card |
| Installation | Fits into Huawei OSN universal subrack |
| Warranty | 1–3 Years Manufacturer Warranty |
SSQ5CXLL4(L-4.1) Huawei Applications
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SDH Transport Networks — For STM-4 signal transmission in metro and core optical layers
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Telecom Carriers — Backhaul transmission for voice/data/mobile traffic
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Transmission Hubs — Reliable backbone connection for regional or national networks
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Enterprise Networks — Secure, high-bandwidth optical links in industrial systems
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Hybrid SDH/OTN Infrastructure — Suitable for mixed-layer telecom architecture
SSQ5CXLL4(L-4.1) Huawei Customization & OEM Options
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Connector Type Options — SC/LC/APC depending on site requirements
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Pre-installed Firmware — Factory configuration available for plug-and-play integration
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Private Labeling — OEM branding, packaging, and documentation for project resellers
Bulk & Wholesale Supply
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Bulk Orders Supported — Special pricing for carriers and integrators
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In-Stock Availability — Fast shipment for urgent SDH deployments
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Certified Originality — 100% Huawei with test reports and traceable SN
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Expert Support — Configuration guidance and network integration advice
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Secure Packaging — Shockproof, moisture-proof, and export-ready
Why ChooseSSQ5CXLL4(L-4.1) Huawei Line Unit Board?
Integrated Service Handling — Combines transmission and processing in one board
Carrier-Class Performance — Ideal for high-availability telecom systems
High Compatibility — Seamless with Huawei OSN SDH family
Long-Term Reliability — Backed by Huawei’s telecom-grade design standards
Proven Globally — Installed in thousands of networks worldwide
Contact Us for Bulk Pricing, OEM Options, and Deployment Kits
Boost your STM-4 transmission network with the SSQ5CXLL4(L-4.1) Huawei 622M Line Unit Board — your reliable solution for efficient and high-speed SDH transport.
