Huawei SSN1D12S OptiX OSN Telecom System Card / Module

Huawei SSN1D12S OptiX OSN Telecom System Card / Module Image 1

Huawei SSN1D12S 12-port STM-1 electrical interface board for OptiX OSN series.

The Huawei SSN1D12S is a 12-port STM-1 electrical interface board designed for deployment in Huawei OptiX OSN series optical transmission platforms. This service processing board provides multiple 75-ohm electrical interfaces operating at the STM-1 rate of 155.52 Mbit/s, enabling the aggregation and transport of PDH and SDH traffic across telecommunications networks.

The D12S board is typically deployed in metro and regional SDH/MSTP networks where operators require high-density STM-1 electrical connectivity. It serves as a key component for aggregating E1/T1 tributaries and providing interconnection with legacy PDH equipment and transmission systems.

As SDH technology has been largely superseded by packet-based transport networks, the SSN1D12S is considered legacy equipment. However, it remains relevant for operators maintaining existing SDH infrastructure or requiring spare boards for network continuity.

Available from Tech Star as new or refurbished stock. Submit a price enquiry for availability and lead time.

Worldwide supply. We export new and refurbished telecoms and networking equipment internationally. International buyers welcome, request a delivered quote in your currency. Supply subject to export checks.

From the same manufacturer

Compatible with the same platform

Frequently asked questions

Is the Huawei SSN1D12S refurbished or new?
Tech-Star supplies both new and refurbished Huawei SSN1D12S. Refurbished items are tested and graded against manufacturer specifications; the condition is confirmed at quote.
What warranty is included with the Huawei SSN1D12S?
Refurbished Huawei SSN1D12S comes with a 90-day parts and labour warranty as standard. Extended warranty options are available on request.
How do I get a price for the Huawei SSN1D12S?
Pricing reflects current stock and lead time, so we quote per enquiry. Submit the part number through the contact form for a quote, typically within one business hour.
Can the Huawei SSN1D12S be returned?
Returns are accepted within 14 days of delivery in line with our return policy. A restocking fee may apply for opened items.
How quickly can the Huawei SSN1D12S be delivered?
Lead time depends on current stock. UK-based items typically ship the next business day; sourced items vary. We confirm lead time at quote.

Key Features12-port STM-1 electrical interface; 75-ohm electrical connections; SDH service processing; High-density port configuration
ApplicationsMetro SDH network aggregation; Legacy PDH interconnection; Regional transmission networks
CompatibilityHuawei OptiX OSN 3500; Huawei OptiX OSN 7500
SpecificationsSTM-1 rate 155.52 Mbit/s; 12 electrical ports; 75-ohm impedance
PlatformOptiX OSN
ManufacturerHuawei

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