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ONS-SI-155-L1-C
SFP- OC3/STM1 LR, L-1.1, 1310nm, ITEMP Cisco ONS Compatible
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ONS-SI-155-L1-C is an SFP transceiver that supports a 1G data rate and features LC connectors, making it ideal for long-range transmission over single-mode fiber. Designed with a standard SFP form factor and tight physical dimensions, this module fulfills the rigorous demands of modern telecom and enterprise networks.
Engineered for deployment in data centers, metro networks, and other mission-critical environments, the ONS-SI-155-L1-C complements infrastructures that require reliable, high-performance optical connectivity. With adherence to industry protocols including Ethernet and SONET/SDH, this transceiver ensures seamless integration and robust performance across diverse network applications.
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 ONS-SI-155-L1-C |  15454-SFP-OC48-IR-C |  ONS-SE-2G-L2-C |  ONS-SI-155-SR-MM-C |  ONS-SI-622-I1-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP | SFP | SFP+ |
| Data Rate | 1G | OC48 | 2G | 1G | 10G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1310nm | 1310 nm | 1310nm | 850 nm | 1310nm |
| Transmission Distance | Long-Range | Intermediate-Range | Short-Range | Short-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Multi-mode | Single-mode |
| Max Distance | 10km | 80 km | 10 km | 550 meters | 10 km |
| Supported Protocols | Ethernet, SONET/SDH | SONET/SDH, OC-48 | Ethernet | Ethernet | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | 2.5W | N/A | N/A | 1.5W | 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 | N/A | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista |
| Product Name | ONS-SI-155-L1-C Optical Transceiver Module | 15454-SFP-OC48-IR-C | ONS-SE-2G-L2-C | ONS-SI-155-SR-MM-C | ONS-SI-622-I1-C Optical Transceiver Module |
| Height | 0.3 inches | 0.65 inches | N/A | 0.96 inches | 0.68 inches |
| Width | 0.6 inches | 1.75 inches | N/A | 0.70 inches | 0.54 inches |
| Depth | 1.4 inches | 1.00 inches | N/A | 1.80 inches | 2.75 inches |
| Weight | 0.1 lbs | 0.10 lbs | N/A | 0.20 lbs | 0.25 lbs |
Excellent Long Reach OC3 performance. This I-Temp L-1.1 module is stable and robust on single-mode fiber. Seamless integration with our Cisco ONS switches.
Consistent 155Mbps throughput over long distances. This SFP is durable and provides professional-grade signal integrity. No packet loss or latency issues since deployment.
Exceptional OC3 Long Reach module. Recognition by our ONS nodes was instantaneous. Signal clarity is flawless over our longest legacy fiber spans. Very impressed.
Reliable and high-performing long-haul optic. The 1310nm channel is stable and provides the reach our network requires. Excellent value and reliability for B2B.
Professional-grade OC3/STM1 LR transceiver. It provides a rock-solid link for our transport layer. Extremely satisfied with the performance and thermal durability of this module.
The ONS-SI-155-L1-C is a long-range, ITEMP-rated SFP optical transceiver designed for OC3/STM1 networks, operating at 1310 nm and fully compatible with Cisco ONS platforms.
This SFP module is fully interoperable with Cisco ONS 15454, ONS 15454 M2, and related ONS chassis that accept OC3/STM1 LR SFP form-factors.
The ONS-SI-155-L1-C supports single-mode fiber links up to 10 km at 1310 nm under standard ITU-T G.957 specifications.
It operates at a nominal wavelength of 1310 nm, optimized for minimal dispersion on single-mode fiber over long distances.