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ONS-SI-155-SR-MM-C
SFP- OC3/STM1 SR, 1310nm, MM, I-TEMP Cisco ONS Compatible
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ONS-SI-155-SR-MM-C is a high-performance SFP optical transceiver designed for short-range applications over multimode fiber. It supports 1G data transmission using an LC connector and is optimized for enterprise networks, data centers, and telecom environments.
This module features a compact form factor with precise physical dimensions for easy integration into modern networking equipment. It adheres to Ethernet protocols, ensuring reliable connectivity and performance in dense network deployments.
ONS-SI-155-SR-MM-C price is is available on request. Get immediate quote.
Request bulk order quote for ONS-SI-155-SR-MM-C for additional pricing. Browse the full Cisco Ons Compatible Sfp Sonet series or explore all Orm products.
To get the detailed certification, please go to the Compliance Center.
 ONS-SI-155-SR-MM-C |  ONS-SI-2G-S1-C |  ONS-SI-622-L2-C |  ONS-SI-2G-L2-C |  ONS-SI-622-I1-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP+ | SFP | SFP+ |
| Data Rate | 1G | 2G | 10G | 2G | 10G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 850 nm | 1310 nm | 1310nm | 1310nm | 1310nm |
| Transmission Distance | Short-Range | Long-Range | Long-Range | Short-Range | Long-Range |
| Fiber Type | Multi-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 550 meters | 40 km | 10 km | 10 km | 10 km |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | 1.5W | 2.5 W | N/A | 3.0W | 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 / Juniper / Huawei / Arista |
| Product Name | ONS-SI-155-SR-MM-C | ONS-SI-2G-S1-C Optical Transceiver Module | ONS-SI-622-L2-C 10G SFP+ Long-Reach Transceiver | ONS-SI-2G-L2-C | ONS-SI-622-I1-C Optical Transceiver Module |
| Height | 0.96 inches | 0.41 inches | N/A | 0.33 inches | 0.68 inches |
| Width | 0.70 inches | 1.18 inches | N/A | 0.53 inches | 0.54 inches |
| Depth | 1.80 inches | 3.56 inches | N/A | 2.22 inches | 2.75 inches |
| Weight | 0.20 lbs | 0.07 lbs | N/A | 0.06 lbs | 0.25 lbs |
Perfect OC3/STM1 short-reach performance. This I-Temp module is stable and reliable on multi-mode fiber. Full compatibility with our Cisco ONS switches. Great signaling.
Exceptional signal integrity for our legacy transport gear. This I-Temp SFP delivers professional stability. No configuration issues and steady 155Mbps throughput observed.
Reliable short-range OC3 module. The build quality is excellent and it has been running flawlessly. A solid, cost-effective solution for our ONS fabric.
Outstanding stability in varied environments. This 1310nm SR module provided the link we needed with zero downtime. High-performing transceiver for ONS nodes.
Consistent performance at 155Mbps. The I-Temp rating is essential for our node locations. Reliable hardware that meets all our enterprise optical requirements.
The SFP-OC3/STM1 SR is a Cisco ONS compatible 155.52 Mb/s multimode fiber transceiver operating at 1310 nm with an industrial temperature range (–40 °C to +85 °C).
This module supports OC-3/STM-1 line rates at 155.52 Mb/s, ensuring reliable legacy and voice traffic transport.
It uses a 1310 nm laser optimized for multimode fiber short-reach applications up to 2 km.
It supports multimode fiber (50/125 µm OM2 and 62.5/125 µm OM1) for SR links up to 2 km.