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ONS-SI-2G-L2-C
SFP- OC48/STM16, LR2, 1550nm, ITEMP Cisco ONS Compatible
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ONS-SI-2G-L2-C is a high-performance SFP transceiver designed to support a 2G data rate for reliable, short-range fiber connectivity in enterprise and data center networks. Engineered with an LC fiber-optic connector and optimized for Ethernet protocols, this module offers a compact form factor with dimensions tailored for standard SFP slots, ensuring compatibility and ease of integration in modern telecom and networking infrastructures.
Built to meet rigorous industry standards, ONS-SI-2G-L2-C provides precise optical performance with a typical 1310nm wavelength over single-mode fiber for distances up to 10 km. Its robust design and consistent performance make it an ideal choice for Layer 2 applications in telecommunications, data centers, and enterprise networks that demand reliable and efficient fiber interconnect solutions.
ONS-SI-2G-L2-C price is is available on request. Get immediate quote.
Request bulk order quote for ONS-SI-2G-L2-C for additional pricing. Browse the full Cisco Ons Compatible Sfp Sonet series or explore all Orm products.
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| ONS-SI-2G-L2-C |  ONS-SE-2G-L1-C |  ONS-SI-2G-I1-C |  ONS-SI-622-I1-C |  ONS-SI-155-L1-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP | SFP+ | SFP |
| Data Rate | 2G | 2G | 2G | 10G | 1G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1310nm | 1310 nm | 1310 nm | 1310nm | 1310nm |
| Transmission Distance | Short-Range | Long-Range | Long-Range | Long-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 10 km | 40 km | 20 km | 10 km | 10km |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet, SONET/SDH |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | 3.0W | N/A | 3.5 W | N/A | 2.5W |
| 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 | Cisco / Juniper | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista |
| Product Name | ONS-SI-2G-L2-C | ONS-SE-2G-L1-C | ONS-SI-2G-I1-C Optical Transceiver Module | ONS-SI-622-I1-C Optical Transceiver Module | ONS-SI-155-L1-C Optical Transceiver Module |
| Height | 0.33 inches | 0.65 inches | 0.25 inches | 0.68 inches | 0.3 inches |
| Width | 0.53 inches | 0.65 inches | 1.0 inches | 0.54 inches | 0.6 inches |
| Depth | 2.22 inches | 2.2 inches | 1.2 inches | 2.75 inches | 1.4 inches |
| Weight | 0.06 lbs | 0.08 lbs | 0.1 lbs | 0.25 lbs | 0.1 lbs |
Outstanding 1550nm Long Reach performance for OC48. This I-Temp module handles 80km spans flawlessly. Rock-solid stability for our long-haul ONS transport infrastructure.
Exceptional signal integrity at 2.5G over 80km. This L2 SFP provides the professional stability needed for our remote transport links. Very satisfied with the build.
Consistent 2.5G throughput at 80km. This 1550nm module is robust and was recognized instantly. A dependable solution for our extended optical transport fabric. Great performance.
Reliable and high-performing L2 optic. It delivers steady signals over extreme distances with great power margins. Excellent value for high-density transport applications.
Professional grade 1550nm OC48 LR2 SFP. It provides a rock-solid link for our long-distance infrastructure. Full ONS compatibility and flawless performance ensured. Highly dependable.
The ONS-SI-2G-L2-C is a Cisco ONS-compatible Small Form-Factor Pluggable (SFP) transceiver module supporting OC48/STM16 LR2 at 1550 nm.
ONS-SI-2G-L2-C is fully compatible with Cisco ONS-series platforms including ONS 15454, 15327 and 15319 multiservice transport systems.
This SFP transceiver supports a line rate of 2.488 Gbps, conforming to OC48 and STM-16 specifications.
The ONS-SI-2G-L2-C operates at a nominal wavelength of 1550 nm for long-reach single-mode transport.
Designed as an LR2 module, it reliably supports up to 40 km over standard single-mode fiber (SMF-28).
It features a duplex LC connector interface, ensuring low insertion loss and broad industry compatibility.
Yes. The module is rated for –40 °C to +85 °C per ITEMP specifications, ideal for harsh environments.
Yes. It adheres to SFF-8472 and SFP MSA standards, guaranteeing interoperability with diverse vendor platforms.
Absolutely. The SFP form factor allows hot-plug installation and removal without powering down the host device.
Transmit power ranges from –8 dBm to 0 dBm, and receive sensitivity is up to –24 dBm, ensuring robust link budgets.
The module consumes less than 1 W of power, optimizing energy efficiency in high-density deployments.
Simply align the SFP module with the LC port slot, push until it clicks, then verify link status via the host interface.
This module includes a one-year limited warranty and lifetime technical support through authorized Cisco ONS channels.
Review the vendor’s compatibility list and perform a controlled interoperability test before full-scale deployment.
The mean time between failures (MTBF) exceeds 1 000 000 hours, reflecting industrial-grade reliability.
Contact your authorized Cisco ONS distributor or sales representative and reference SKU ONS-SI-2G-L2-C for pricing and availability.