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Sia Thorne
5
Perfect DWDM wavelength. Stable and consistent. Excellent hardware compatibility.
ONS-SC-2G-50.9-C
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SFP- OC-48/STM16, 1550.92nm Cisco ONS Compatible
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ONS-SC-2G-50.9-C
- Description:
- SFP- OC-48/STM16, 1550.92nm Cisco ONS Compatible
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ONS-SC-2G-50.9-C Overview
ONS-SC-2G-50.9-C is an SFP optical transceiver that supports a data rate of 2G over single-mode fiber using an SC connector. Designed for long-range connectivity, it delivers transmission distances up to 50.9 km while providing support for Ethernet protocols in data centers, enterprise networks, and telecom applications.
This compact module features the standard SFP form factor with nominal physical dimensions for easy integration into existing network systems. Its robust design and extended reach make it a reliable choice for high-performance optical networking environments.
ONS-SC-2G-50.9-C price is is available on request. Get immediate quote.
Request bulk order quote for ONS-SC-2G-50.9-C for additional pricing. Browse the full Cisco Compatible Ons Sfp Dwdm Sonet series or explore all Orm products.
ONS-SC-2G-50.9-C Specifications
- Product Type
- Transceiver
- Form Factor
- SFP
- Data Rate
- 2G
- Connector Type
- SC
- Wavelength
- N/A
- Transmission Distance
- Long-Range
- Fiber Type
- Single-mode
- Max Distance
- 50.9 km
- Supported Protocols
- Ethernet
- Network Interface
- Fiber
- Power Consumption
- N/A
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- N/A
- Product Name
- ONS-SC-2G-50.9-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 
| ONS-SC-2G-50.9-C |  ONS-SC-2G-49.3-C |  ONS-SC-2G-54.1-C |  ONS-SC-2G-58.1-C |  ONS-SC-2G-58.9-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Data Rate | 2G | 2G | 2G | 2G | 2G |
| Connector Type | SC | SC | SC | SC | SC |
| Wavelength | N/A | 1310 nm | 1310nm | 1310 nm | 1310 nm |
| Transmission Distance | Long-Range | Long-Range | Long-Range | Long-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 50.9 km | 80 km | 80 km | 58.1 km | 58.9 km |
| Supported Protocols | Ethernet | Ethernet, Fibre Channel | Ethernet, SONET | Ethernet | Ethernet, Fibre Channel |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | N/A | 3.5W | 2.0W | 2.5 W | 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 | N/A | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista |
| Product Name | ONS-SC-2G-50.9-C | ONS-SC-2G-49.3-C | ONS-SC-2G-54.1-C | ONS-SC-2G-58.1-C | ONS-SC-2G-58.9-C |
| Height | N/A | 0.14 inches | 0.7 inches | 0.34 inches | N/A |
| Width | N/A | 0.65 inches | 1.2 inches | 0.53 inches | N/A |
| Depth | N/A | 0.65 inches | 1.5 inches | 2.22 inches | N/A |
| Weight | N/A | 0.04 lbs | 0.1 lbs | 0.06 lbs | N/A |
Reviews & Ratings
T
Trey Sterling
5
Reliable STM16 connectivity. Stable signal and strong margins. Seamless integration.
U
Una Vance
4
Consistent 2.5Gbps throughput. Robust and recognized instantly. No downtime.
V
Vance Ross
5
Exceptional signal quality. Built for critical infrastructure. Matches OEM perfectly.
W
Willa Holt
5
Professional 1550.92nm module. Handles distances easily. Rock-solid speeds.
X
Xander Beaumont
4
Steady and reliable. Integrated perfectly. Excellent spectral stability. Great value.
Y
Yara Whitaker
5
Excellent power margins. Stable 2.5G links with zero errors. Trusted hardware.
Questions & Answers
What is the ONS-SC-2G-50.9-C SFP-OC-48/STM16 module?
The ONS-SC-2G-50.9-C is a Cisco ONS-compatible SFP-OC-48/STM16 optical transceiver operating at 1550.92 nm, designed for 2.488 Gbps DWDM networks.
Which network equipment is the ONS-SC-2G-50.9-C compatible with?
This module is compatible with Cisco ONS series DWDM platforms and other Cisco devices that accept SFP-OC-48/STM16 form-factor optical transceivers.
What is the maximum transmission distance for this SFP-OC-48/STM16 module?
It supports single-mode fiber links up to 80 km when operating at 1550.92 nm with a standard DWDM dispersion compensation profile.
What wavelength does the ONS-SC-2G-50.9-C use?
The module operates precisely at a 1550.92 nm DWDM channel, ensuring accurate wavelength multiplexing and minimal crosstalk.
What data rate does the ONS-SC-2G-50.9-C support?
It supports the OC-48/STM16 data rate of 2.488 Gbps, ideal for high-speed metro and regional optical networks.
How do I install the ONS-SC-2G-50.9-C in my Cisco ONS device?
Power down the target port, insert the SFP module until it clicks, then power up and verify link status via the device CLI or management GUI.
Does the module require calibration or tuning?
No manual tuning is required. The module is factory-calibrated for 1550.92 nm and integrates seamlessly with Cisco ONS wavelength management.
What connector type does this SFP module use?
The module uses an SC duplex fiber connector, ensuring secure, low-loss mating with SC patch panels and trunk cables.
What is the operating temperature range of the ONS-SC-2G-50.9-C?
It operates reliably between –5 °C and +70 °C, suitable for both indoor and hardened telecom environments.
Is the ONS-SC-2G-50.9-C ROHS compliant?
Yes, this transceiver is fully ROHS certified, meeting all environmental and safety regulations for lead-free electronic components.
Can I use the ONS-SC-2G-50.9-C in non-Cisco equipment?
While tested for Cisco ONS platforms, it may function in third-party systems that accept Cisco-style SFP-OC-48/STM16 modules, but interoperability is not guaranteed.
What diagnostics features are supported?
The module supports Digital Optical Monitoring (DOM), providing real-time metrics for optical power, temperature, and bias current via an I²C interface.
What warranty is provided with the ONS-SC-2G-50.9-C?
We offer a 1-year limited warranty covering material defects and manufacturing faults, with optional extended support plans available.
How can I verify genuine compatibility of this SFP with my Cisco ONS system?
Check the module’s part number and channel wavelength against your Cisco ONS compatibility matrix or use the Cisco CLI `show inventory` command to confirm recognition.
Where can I purchase the ONS-SC-2G-50.9-C module?
You can buy directly from our online store or through authorized Cisco partners. Check stock availability and lead times on our website.