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ONS-SI-155-L2-C
- Description:
- SFP- OC3/STM1 LR-2, L-1.2, 1550nm, ITEMP Cisco ONS Compatible
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3 Year Extended Warranty
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ONS-SI-155-L2-C Overview
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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ONS-SI-155-L2-C Specifications
| Product Type | Transceiver |
| Form Factor | SFP |
| Data Rate | 1G |
| Connector Type | LC |
| Wavelength | 1550nm |
| Transmission Distance | Long-Range |
| Fiber Type | Single-mode |
| Max Distance | 10 km |
| Supported Protocols | Ethernet |
| Network Interface | Fiber |
| Power Consumption | 2.0W |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | 3.3V |
| Compatibility | Cisco / Juniper / Huawei / Arista |
| Product Name | ONS-SI-155-L2-C |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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|---|---|---|---|---|---|
| Compatibility | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista |
| Connector Type | LC | LC | LC | LC | MPO |
| Data Rate | 10G | 1G | 10G | 10G | 40G |
| Depth | 1.4 inches | N/A | 0.63 inches | N/A | 0.5 inches |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Multi-mode |
| Form Factor | XFP | SFP | SFP+ | SFP | QSFP+ |
| Height | 0.65 inches | N/A | 0.62 inches | N/A | 0.9 inches |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 80 km | 10 km | 10 km | 80 km | 100 meters |
| Network Interface | Fiber | Fiber | 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 |
| Power Consumption | 3.5W | 2.0W | 1.2W | N/A | 3.5W |
| Product Name | DWDM-XFP-4772-ER-C | ONS-SI-155-L2-C | MA-SFP-10GB-BX10-D-C | EX-SFP-10GE-ZRD3425-C | XBR-000064-C QSFP+ 40G Multimode Transceiver |
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Supported Protocols | Ethernet, Fibre Channel | Ethernet | Ethernet | Ethernet | Ethernet, Fibre Channel |
| Transmission Distance | Extended-Range | Long-Range | Long-Range | Long-Range | Short-Range |
| Wavelength | 1550 nm | 1550nm | 1270/1330 nm | 1550 nm | 850 nm |
| Weight | 0.10 lbs | N/A | 0.15 lbs | N/A | 0.08 lbs |
| Width | 2.3 inches | N/A | 1.18 inches | N/A | 1.5 inches |
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Questions & Answers
Q
What is the Cisco ONS-SI-155-L2-C transceiver used for?
A
The ONS-SI-155-L2-C is engineered for long-haul OC3/STM-1 optical links in Cisco ONS transport systems.
Q
Is the ONS-SI-155-L2-C fully compatible with Cisco ONS platforms?
A
Yes, this module is fully compatible with Cisco ONS 15000 Optical Transport System and 15454 Multiservice Transport Platform.
Q
What type of fiber cable does this SFP module require?
A
It requires single-mode fiber (SMF) cable meeting ITU-T G.652 specifications optimized for 1550 nm transmission.
Q
How far can the 1550 nm SFP-OC3/STM1 LR-2 transmit data?
A
It supports up to 80 km (49.7 mi) over single-mode fiber with a typical link budget of 16 dB.
Q
At what data rate does the OC3/STM-1 module operate?
A
This transceiver operates at 155.52 Mbps, the standard rate for OC3 or STM-1 services.
Q
What wavelength does the SFP-OC3/STM1 LR-2 support?
A
The module transmits and receives optical signals at a wavelength of 1550 nm.
Q
What connector type does the ONS-SI-155-L2-C use?
A
It uses an SC simplex connector to interface with standard single-mode fiber patch cables.
Q
Can I hot-swap the Cisco SFP-OC3/STM1 LR-2 transceiver?
A
Yes, the SFP-OC3/STM1 LR-2 is hot-swappable, allowing module insertion or removal without powering down your equipment.
Q
What environmental temperature range does the module support?
A
It operates reliably from ‑40 °C to +85 °C to meet ITEMP requirements.
Q
Does the SFP-OC3/STM1 LR-2 support Digital Diagnostics Monitoring?
A
Yes, it supports Digital Diagnostics Monitoring (DDM) for real-time monitoring of temperature, voltage, and optical power.
Q
What is the mean time between failures (MTBF) for this transceiver?
A
The MTBF exceeds 1 million hours, ensuring high reliability for critical network links.
Q
Which industry standards does the ONS-SI-155-L2-C comply with?
A
It complies with ITU-T G.957, Telcordia GR-468, and SFP MSA standards for OC3/STM-1 performance and environmental resilience.
Q
How do I install the 1550 nm SFP-OC3/STM1 LR-2 in my system?
A
Insert the SFP into the chassis port until the latch clicks, then verify link status via the chassis LEDs or the CLI.
Q
What warranty coverage is provided with the ONS-SI-155-L2-C?
A
This module includes a 1-year limited warranty covering manufacturing defects, subject to our warranty terms.
Q
How do I verify the link status after installing the module?
A
Confirm the link by checking the green LED indicator on the port or by issuing the Cisco CLI 'show interface transceiver' command.
Q
Where can I purchase the Cisco ONS-SI-155-L2-C SFP-OC3/STM1 LR-2?
A
You can purchase it through authorized Cisco resellers, online telecom distributors, or directly from our e-commerce store.
Q
What are common use cases for the 1550 nm OC3/STM-1 LR-2 transceiver?
A
Typical use cases include metro transport rings, inter-building connectivity, and point-to-point WAN links requiring OC3/STM-1 capacity over long distances.
