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ONS-SI-155-SR-MM-C
- Description:
- SFP- OC3/STM1 SR, 1310nm, MM, I-TEMP Cisco ONS Compatible
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3 Year Extended Warranty
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If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
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ONS-SI-155-SR-MM-C Overview
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.
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ONS-SI-155-SR-MM-C Specifications
| Product Type | Transceiver |
| Form Factor | SFP |
| Data Rate | 1G |
| Connector Type | LC |
| Wavelength | 850 nm |
| Transmission Distance | Short-Range |
| Fiber Type | Multi-mode |
| Max Distance | 550 meters |
| Supported Protocols | Ethernet |
| Network Interface | Fiber |
| Power Consumption | 1.5W |
| 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-SR-MM-C |
| Height | 0.96 inches |
| Width | 0.70 inches |
| Depth | 1.80 inches |
| Weight | 0.20 lbs |
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 | Direct Attach | LC | LC | LC | LC |
| Data Rate | 4x10G | 1G | 1G | 10G | 10G |
| Depth | N/A | 0.33 inches | 1.80 inches | N/A | 0.87 inches |
| Fiber Type | Multi-mode | Single-mode | Multi-mode | Single-mode | Single-mode |
| Form Factor | QSFP | SFP | SFP | SFP+ | SFP+ |
| Height | N/A | 0.55 inches | 0.96 inches | N/A | 0.39 inches |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 7 meters | 80 km | 550 meters | 80 km | 10km |
| Network Interface | Ethernet | Fiber | Fiber | Fiber | Ethernet |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | N/A | 1.2W | 1.5W | N/A | N/A |
| Product Name | QSFP-4X10G-AOC7M= | DWDM-SFPGE-1548-51 | ONS-SI-155-SR-MM-C | J4860C-1570-C | JL156A-C SFP+ 10G 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 | Ethernet | Ethernet | Ethernet, Fibre Channel | Ethernet |
| Transmission Distance | Short-Range | Long-Range | Short-Range | Long-Range | Long-Range |
| Wavelength | N/A | 1548.51 nm | 850 nm | 1570 nm | 1310nm |
| Weight | N/A | 0.08 lbs | 0.20 lbs | N/A | 0.1 lbs |
| Width | N/A | 2.20 inches | 0.70 inches | N/A | 1.65 inches |
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Questions & Answers
Q
What is the SFP-OC3/STM1 SR, 1310 nm, MM, I-TEMP Cisco ONS Compatible transceiver?
A
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).
Q
What data rate does the ONS-SI-155-SR-MM-C support?
A
This module supports OC-3/STM-1 line rates at 155.52 Mb/s, ensuring reliable legacy and voice traffic transport.
Q
Which optical wavelength does this SFP transceiver use?
A
It uses a 1310 nm laser optimized for multimode fiber short-reach applications up to 2 km.
Q
What type of fiber cable is supported by this module?
A
It supports multimode fiber (50/125 µm OM2 and 62.5/125 µm OM1) for SR links up to 2 km.
Q
What is the maximum transmission distance?
A
On 50/125 µm OM2 multimode fiber, it reliably transmits up to 2 km at full OC-3/STM1 data rate.
Q
What is the industrial operating temperature range?
A
This module operates from –40 °C to +85 °C, ensuring stable performance in extreme environments.
Q
Which Cisco ONS platforms are compatible with this SFP?
A
It is fully compatible with Cisco ONS series, including the ONS 15454 and ONS 15327 platforms.
Q
Is the SFP-OC3/STM1 module hot-pluggable?
A
Yes. The SFP form factor allows hot-insertion and removal without powering down the host device.
Q
Does this transceiver support Digital Optical Monitoring (DOM)?
A
Yes. It features the SFF-8472 DOM interface for real-time monitoring of optical power, temperature, and voltage.
Q
How do I install the ONS-SI-155-SR-MM-C transceiver?
A
Align the module with the SFP slot, insert until it clicks, then verify link status via the host’s port LEDs.
Q
What is the exact SKU for ordering?
A
The SKU is ONS-SI-155-SR-MM-C for the 155 Mb/s 1310 nm MM I-TEMP Cisco ONS compatible SFP.
Q
Is the module RoHS compliant?
A
Yes. It meets RoHS 2.0 (2011/65/EU) standards for restricted hazardous substances.
Q
What warranty and support are offered?
A
It includes a one-year limited warranty plus lifetime technical support for configuration and troubleshooting.
Q
How quickly can I receive my order?
A
Most orders ship within 24 hours of order confirmation, with standard delivery in 2–5 business days.
Q
Can I mix this third-party SFP with Cisco OEM modules?
A
Yes. This fully interoperable module works alongside Cisco OEM SFPs without manual configuration changes.
Q
What certifications does the SFP-OC3/STM1 SR, 1310 nm, MM, I-TEMP transceiver hold?
A
It is CE and FCC certified and compliant with Telcordia GR-468-CORE for long-term reliability.
