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ONS-SC-2G-39.7-C
SFP- OC-48/STM16, 1539.77nm Cisco ONS Compatible
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ONS-SC-2G-39.7-C is an SFP transceiver designed to support 2G Ethernet applications with an SC connector for seamless fiber connectivity over short-range links. It features a compact form factor with precise physical dimensions intended for use in data centers, enterprise networks, and telecommunications environments while supporting industry-standard Ethernet protocols.
Engineered for reliable performance, ONS-SC-2G-39.7-C operates over multi-mode fiber with a maximum transmission distance of 300 meters at a wavelength of 1310 nm. In addition to its robust compatibility with major network equipment brands such as Cisco, Juniper, Huawei, and Arista, the module maintains efficient power consumption and operates within a temperature range from 0 to 70°C, ensuring stability even in challenging deployments.
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| ONS-SC-2G-39.7-C |  ONS-SC-2G-43.7-C |  ONS-SC-2G-57.3-C |  ONS-SC-2G-50.1-C |  ONS-SC-2G-28.7-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Data Rate | 2G | 2G | 2G | 2G | 2G |
| Connector Type | SC | SC | SC | SC | SC |
| Wavelength | 1310 nm | N/A | 1310 nm | 1310 nm | C-Band |
| Transmission Distance | Short-Range | Long-Range | Extended-Range | Long-Range | Long-Range |
| Fiber Type | Multi-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 300 meters | N/A | 57.3 km | 50 km | 28.7 km |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | 2.5W | N/A | 3.5W | 3.5W | 3.5 W |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco, Juniper, Huawei, Arista | N/A | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | N/A |
| Product Name | ONS-SC-2G-39.7-C | ONS-SC-2G-43.7-C | ONS-SC-2G-57.3-C | ONS-SC-2G-50.1-C Optical Transceiver Module | ONS-SC-2G-28.7-C Optical Transceiver |
| Height | 0.65 inches | N/A | 0.30 inches | 0.28 inches | N/A |
| Width | 1.0 inches | N/A | 0.95 inches | 0.66 inches | N/A |
| Depth | 1.2 inches | N/A | 0.55 inches | 2.0 inches | N/A |
| Weight | 0.1 lbs | N/A | 0.10 lbs | 0.07 lbs | N/A |
Exceptional 1539.77nm performance. Rock-solid signals. Perfect for long-haul transport. High reliability.
Reliable 2.5G backbone transport. Impressive stability. Zero downtime since deployment.
Consistent signaling. Durable and handles thermal stress. Recognized instantly by gear.
Robust STM16 SFP. Rock-solid link for facilities. Strong signal margins.
Reliable DWDM module. Consistent performance across spans. Excellent overall value.
Flawless integration. Wavelength works as advertised. Rock-solid link and power.
Consistent throughput. Smart solution for fiber constraints. Reliable production fabric.
The ONS-SC-2G-39.7-C is a 2.488 Gbps SFP transceiver for SONET OC-48/SDH STM-16 networks, operating at 1539.77 nm and fully Cisco ONS compatible.
It supports a line rate of 2.488 Gbps, matching OC-48 and STM-16 specifications.
It operates at a nominal wavelength of 1539.77 nm for optimal performance in DWDM environments.
It reaches up to 40 km over single-mode fiber (SMF) with a standard 9/125 µm profile.
It requires single-mode fiber (9/125 µm SMF) and uses a duplex SC connector.
Yes, it has been tested and validated for seamless interoperability with Cisco ONS switches and routers.
Yes, the module supports hot-plug insertion and removal without powering down your Cisco ONS device.
The commercial temperature range is 0 °C to 70 °C, and the extended range is –40 °C to 85 °C.
Typical transmit power is –2 to +2 dBm, receiver sensitivity is down to –24 dBm, yielding an optical budget of ≈22 dB.
Yes, it is SFF-8472 MSA compliant and certified to Telcordia GR-1435, RoHS, FCC and CE standards.
It supports SONET OC-48 and SDH STM-16 protocols for high-speed optical transport.
Align the module with the SFP slot, insert until it clicks, then verify link status via the device’s management interface.
It consumes less than 1 W of power (≈0.8 W typical), minimizing load on your chassis power budget.
Yes, it includes a one-year limited warranty and lifetime support through authorized Cisco partners.
Yes, it adheres to MSA standards and interoperates with other vendors’ OC-48/STM-16 compliant equipment.
Ideal for long-haul metro and regional backbone networks requiring 2.488 Gbps transport over single-mode fiber.
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