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ONS-SI-2G-L1-C
SFP- OC48/STM16, LR1, 1310nm, ITEMP Cisco ONS Compatible
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Since 2016, Enterprise-Trusted
Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
ONS-SI-2G-L1-C is an optical transceiver module designed for telecom and enterprise network applications that require a dependable 2G data rate. Built in an SFP form factor and featuring an LC connector, this module is engineered for long-range transmission, ensuring efficient and reliable optical links across diverse network environments.
ONS-SI-2G-L1-C supports Ethernet protocols and is ideally suited for integration in data centers, telecom infrastructures, and enterprise networks. Its compact size, proven performance under a wide operating temperature range, and compatibility with single-mode fiber deployments make it a trusted choice for network upgrades and high-performance optical connectivity solutions.
ONS-SI-2G-L1-C price is is available on request. Get immediate quote.
Request bulk order quote for ONS-SI-2G-L1-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-L1-C |  ONS-SI-155-I1-C |  ONS-SI-2G-I1-C |  ONS-SE-2G-L1-C |  ONS-SE-Z1-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Data Rate | 2G | 1G | 2G | 2G | 1G |
| Connector Type | LC | LC | LC | LC | LC |
| Transmission Distance | Long-Range | Long-Range | Long-Range | Long-Range | Short-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Network Interface | Fiber | Ethernet | Fiber | Fiber | Fiber |
| 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 |
| Product Name | ONS-SI-2G-L1-C | ONS-SI-155-I1-C Optical Transceiver Module | ONS-SI-2G-I1-C Optical Transceiver Module | ONS-SE-2G-L1-C | ONS-SE-Z1-C Optical Transceiver |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Perfect Long Reach OC48 performance. This 1310nm I-Temp L1 module is stable and robust for our 40km spans. Full Cisco ONS compatibility ensured.
Exceptional signal integrity over long distances. This OC48 L1 SFP provides the professional-grade stability we need for our transport backbone. Very satisfied with quality.
Consistent 2.5G throughput at 40km. This long-reach module is robust and was recognized instantly. A dependable solution for our ONS network expansion. Great performance.
Reliable and high-performing L1 optic. It delivers steady 1310nm signals with great power budgets. Excellent value for our legacy Cisco ONS transport equipment.
Professional grade OC48 L1 transceiver. It provides a rock-solid link for our transport interconnects. Full hardware compatibility and flawless performance since deployment. Solid build.
The ONS-SI-2G-L1-C is a Cisco ONS-compatible SFP transceiver supporting OC48/STM16, LR1 transmission at 1310 nm with industrial temperature (ITEMP) range.
This SFP module supports a 2.488 Gbps data rate, meeting OC48/STM16 specifications for high-speed optical networks.
Over single-mode fiber, the ONS-SI-2G-L1-C delivers up to 10 km reach at 1310 nm under industrial temperature conditions.
This OC48/STM16 LR1 SFP operates at a nominal wavelength of 1310 nm for long-reach applications.
The industrial-grade (ITEMP) module functions reliably from –40 °C to +85 °C ambient temperature.
Yes. The module is tested and guaranteed to interoperate seamlessly with Cisco Optical Networking Systems platforms.
It is compatible with Cisco ONS 15454, ONS 15310, and ONS 15200 series shelf cards supporting OC48/STM16 LR1.
Yes. The SFP module supports hot-swapping without powering down the host device, ensuring minimal service interruption.
Align the module ejector latch, insert gently into the SFP port until it clicks, then secure the cable connector.
Check link status LEDs on the host platform and query the SFP diagnostics (DOM) via the switch or router CLI.
Ideal for metro, access and edge networks requiring 2.5 Gbps long-reach links over single-mode fiber.
No. This LR1 module is optimized for single-mode fiber; using multimode fiber will reduce reach and performance.
LR1 (long reach) at 1310 nm offers up to 10 km, whereas SR (short reach) supports ≤550 m at 850 nm and ER (extended reach) up to 40 km at 1550 nm.
Power consumption is approximately 1.0 W, adhering to SFP MSA limits for OC48/STM16 modules.
Yes. It carries a standard one-year warranty covering manufacturing defects and performance compliance.
Contact our 24/7 support desk or open a ticket online with the module’s SKU (ONS-SI-2G-L1-C) and serial number.
United States
