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SSN1SL4A(L-4.1,LC) Huawei Brand New STM-4 Optical Interface Board
The SSN1SL4A(L-4.1,LC) Huawei brand new optical interface board designed to support STM-4 transmission at 622 Mbps over long-distance single-mode fiber. As a key component of Huawei’s SDH transmission platform, this board is used to build medium- and long-distance backbone and aggregation networks.
With an LC optical connector, a wavelength of 1310 nm, and a transmission range of up to 80 km, the SL4A board is ideal for telecom operators, ISPs, and enterprises needing reliable and cost-effective high-capacity transport in the SDH network layer.
Key Features
- Model: SSN1SL4A(L-4.1,LC)
- Condition: 100% Brand New, Original Huawei OEM
- Transmission Rate: 622 Mbps (STM-4)
- Port Type: 1 × LC optical connector
- Transmission Distance: Up to 80 km
- Wavelength: 1310 nm
- Fiber Type: Single-mode (G.652)
- Compatibility: Huawei OSN 1500, OSN 2500, OSN 3500
- Protection Modes: MS (Multiplex Section), SNCP, and ring protection
- Hot-Swappable: Yes
Technical Specifications
| Specification | Details |
|---|---|
| Board Model | SSN1SL4A(L-4.1,LC) |
| Form Factor | Optical Interface Card |
| Line Rate | 622 Mbps (STM-4) |
| Interface Connector | LC Duplex |
| Transmission Distance | Up to 80 km |
| Fiber Type | Single-mode |
| Wavelength | 1310 nm |
| Laser Type | Cooled DFB |
| Output Optical Power | -5 to 0 dBm |
| Receiver Sensitivity | ≤ -30 dBm |
| Minimum Receiver Overload | ≥ -8 dBm |
| Power Consumption | ≤ 8W |
| Operating Temperature | -5°C to +45°C |
| Storage Temperature | -40°C to +70°C |
| Relative Humidity | 5%–95% (non-condensing) |
| Platform Compatibility | OSN1500, OSN2500, OSN3500, OSN7500 |
SSN1SL4A(L-4.1,LC) Huawei Applications
- SDH Backbone Networks — Core network deployments needing STM-4 long-haul connectivity
- Aggregation Sites — Transport layer link between metro and access networks
- Private Enterprise Networks — Secure high-capacity inter-site communication
- Carrier and ISP Infrastructure — High-reliability optical transmission
- Long-Haul Links — Ideal for point-to-point SDH circuits up to 80 km
Customization & OEM Options
- Labeling Services — Apply custom branding and unique SNs
- Packaging Customization — Bulk, tray, or boxed for distribution
- Test Results — Provide factory eye diagram and link test reports
- Temperature Extensions — Available for industrial environments
- Global Compliance — CE, RoHS, FCC, and country-specific documentation
Wholesale & Global Supply Info
- Original Huawei OEM Stock — Certified, tested, and sealed
- Available in Volume — Bulk supply for telco and ISP projects
- Fast International Delivery — Priority export handling and logistics
- Global Technical Assistance — Support for integration and provisioning
- Flexible Terms — Volume pricing, bulk quotes, and reseller programs
Why Choose the SSN1SL4A(L-4.1,LC) Huawei
Long-Distance STM-4 Transmission — Reliable 80 km reach for national networks
Stable & Energy Efficient — Low power draw with cooled DFB laser
Huawei OEM Compatibility — Seamless fit with OSN transmission equipment
Carrier-Class Performance — Supports protection switching and full SDH features
Easy Deployment — Hot-swappable and pre-tested for rapid rollouts
Contact Us for Bulk Orders and Technical Sheets
Upgrade your SDH transport network with the Huawei SSN1SL4A(L-4.1,LC) — engineered for performance, distance, and optical reliability.
Reach out now for wholesale pricing, detailed specifications, or to request datasheets and shipping options.
