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ONS-SI-155-L2-C
SFP- OC3/STM1 LR-2, L-1.2, 1550nm, ITEMP Cisco ONS Compatibl...
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Overview of “ONS-SI-155-L2-C” – ONS-SI-155-L2-C is an SFP transceiver designed for long-range optical communications in demanding telecom, enterprise, and data center environments. Delivering a 1G Ethernet data rate via LC connectors over single-mode fiber, it features a compact form factor ideal for layer 2 applications and seamless network upgrades.
ONS-SI-155-L2-C operates reliably across a broad temperature range, ensuring performance stability in critical systems. Official specifications confirm its optimized design for long-range connectivity with a maximum transmission distance of 10 km, making it a preferred choice for service providers and network operators requiring robust and precise optical interface solutions.
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To get the detailed certification, please go to the Compliance Center.
 ONS-SI-155-L2-C |  ONS-SI-622-L1-C |  ONS-SI-155-SR-MM-C |  ONS-SI-2G-S1-C |  15454-SFP-OC48-IR-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Data Rate | 1G | 10G | 1G | 2G | OC48 |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1550nm | 850 nm | 850 nm | 1310 nm | 1310 nm |
| Transmission Distance | Long-Range | Short-Range | Short-Range | Long-Range | Intermediate-Range |
| Fiber Type | Single-mode | Multi-mode | Multi-mode | Single-mode | Single-mode |
| Max Distance | 10 km | 300 meters | 550 meters | 40 km | 80 km |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | SONET/SDH, OC-48 |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | 2.0W | 3.5 W | 1.5W | 2.5 W | N/A |
| 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 / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | Cisco |
| Product Name | ONS-SI-155-L2-C | ONS-SI-622-L1-C | ONS-SI-155-SR-MM-C | ONS-SI-2G-S1-C Optical Transceiver Module | 15454-SFP-OC48-IR-C |
| Height | N/A | 0.50 inches | 0.96 inches | 0.41 inches | 0.65 inches |
| Width | N/A | 1.00 inches | 0.70 inches | 1.18 inches | 1.75 inches |
| Depth | N/A | 1.50 inches | 1.80 inches | 3.56 inches | 1.00 inches |
| Weight | N/A | 0.1 lbs | 0.20 lbs | 0.07 lbs | 0.10 lbs |
Perfect 1550nm Long Reach performance for OC3. This I-Temp module is stable and maintains impressive signal clarity over extreme spans. Seamless ONS recognition.
Exceptional signal integrity for L-1.2 links. This 1550nm transceiver is a dependable choice for our long-haul transport nodes. Stable and high-performing hardware.
Consistent 155Mbps throughput at 1550nm. The build quality is professional and it handles industrial temperatures flawlessly. Highly satisfied with the long-term reliability.
Reliable and high-quality OC3 LR-2 optic. It provides steady performance for our mission-critical transport backbone. Full Cisco ONS compatibility ensured across our nodes.
Professional grade 1550nm OC3 transceiver. It delivers clear signals and strong power margins over long fiber runs. An essential part of our legacy network.
The ONS-SI-155-L2-C is engineered for long-haul OC3/STM-1 optical links in Cisco ONS transport systems.
Yes, this module is fully compatible with Cisco ONS 15000 Optical Transport System and 15454 Multiservice Transport Platform.
It requires single-mode fiber (SMF) cable meeting ITU-T G.652 specifications optimized for 1550 nm transmission.
It supports up to 80 km (49.7 mi) over single-mode fiber with a typical link budget of 16 dB.