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Outstanding 1531.12nm precision. Dependable workhorse for our optical backbone. Smooth integration.
ONS-SC-2G-31.1-C
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SFP- OC-48/STM16, 1531.12nm Cisco ONS Compatible
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ONS-SC-2G-31.1-C
- Description:
- SFP- OC-48/STM16, 1531.12nm Cisco ONS Compatible
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ONS-SC-2G-31.1-C Overview
ONS-SC-2G-31.1-C is an SFP transceiver engineered for 2G data rate applications while featuring an SC connector and a compact SFP form factor. Designed with single-mode fiber technology in mind, it delivers long-range transmission up to 31.1 km and supports standard Ethernet protocols, making it a reliable solution for a variety of network infrastructures.
Ideal for use in data centers, enterprise networks, and telecom applications, ONS-SC-2G-31.1-C offers a balanced combination of performance and compact physical dimensions. Its standardized dimensions ensure seamless integration into existing optical systems while its robust design meets the operational demands of modern optical communication networks.
ONS-SC-2G-31.1-C price is is available on request. Get immediate quote.
Request bulk order quote for ONS-SC-2G-31.1-C for additional pricing. Browse the full Cisco Compatible Ons Sfp Dwdm Sonet series or explore all Orm products.
ONS-SC-2G-31.1-C Specifications
- Product Type
- Transceiver
- Form Factor
- SFP
- Data Rate
- 2G
- Connector Type
- SC
- Wavelength
- 1310nm
- Transmission Distance
- Long-Range
- Fiber Type
- Single-mode
- Max Distance
- 31.1 km
- Supported Protocols
- Ethernet
- Network Interface
- Fiber
- Power Consumption
- 1.8W
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco, Juniper, Huawei, Arista
- Product Name
- ONS-SC-2G-31.1-C
- Height
- 0.27 inches
- Width
- 0.87 inches
- Depth
- 1.76 inches
- Weight
- 0.15 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| ONS-SC-2G-31.1-C |  ONS-SC-2G-51.7-C |  ONS-SC-2G-50.1-C |  ONS-SC-2G-52.5-C |  ONS-SC-2G-35.8-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 | 1310nm | N/A | 1310 nm | 1310 nm | 1550 nm |
| Transmission Distance | Long-Range | Long-Range | Long-Range | Short-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 31.1 km | 51.7 km | 50 km | 10 km | 35.8 km |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet, Fibre Channel | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | 1.8W | N/A | 3.5W | 3.5W | 3.5 W |
| 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 | N/A | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista |
| Product Name | ONS-SC-2G-31.1-C | ONS-SC-2G-51.7-C | ONS-SC-2G-50.1-C Optical Transceiver Module | ONS-SC-2G-52.5-C | ONS-SC-2G-35.8-C |
| Height | 0.27 inches | N/A | 0.28 inches | 0.3 inches | 0.30 inches |
| Width | 0.87 inches | N/A | 0.66 inches | 0.9 inches | 0.60 inches |
| Depth | 1.76 inches | N/A | 2.0 inches | 1.2 inches | 1.80 inches |
| Weight | 0.15 lbs | N/A | 0.07 lbs | 0.2 lbs | 0.20 lbs |
Reviews & Ratings
T
Thea Hearst
5
High-performance STM16 transceiver. Flawless operation. No configuration headaches. Reliable data transport.
C
Callum Bell
5
Excellent spectral stability. Maintains clean signals. Professional choice for high-availability networking.
L
Lyra Frost
4
Rock-solid 2.5G speeds. Perfect for DWDM expansion. Fully ONS compatible.
A
Alaric Moon
5
Steady 1531.12nm performance. Exceptional value with no compromise on quality.
M
Maren Young
4
Seamless deployment. Instant recognition and error-free. High build standards throughout.
T
Tobias Grant
5
Robust OC-48 module. Handles temperature shifts beautifully. Top-tier optical component.
Questions & Answers
What is the ONS-SC-2G-31.1-C SFP-OC-48/STM16 module?
The ONS-SC-2G-31.1-C is a Cisco ONS-compatible SFP transceiver supporting OC-48/STM-16 transmission at 1531.12 nm.
Which network equipment is compatible with ONS-SC-2G-31.1-C?
This SFP module is compatible with Cisco ONS 15454, ONS 15500, ONS 15600 and other OC-48/STM-16 line cards supporting 1531.12 nm optics.
What is the maximum reach of the ONS-SC-2G-31.1-C transceiver?
The ONS-SC-2G-31.1-C supports single-mode fiber links up to 40 km at 2.488 Gbps OC-48/STM-16 rates.
Which fiber type does the ONS-SC-2G-31.1-C require?
This SFP module is designed for single-mode fiber (SMF) with an 8–10 µm core diameter and ITU-G.652 compliance.
What wavelength does the ONS-SC-2G-31.1-C operate on?
The module operates at a central wavelength of 1531.12 nm, optimized for OC-48/STM-16 DWDM channels.
How do I install the ONS-SC-2G-31.1-C in Cisco ONS equipment?
Simply plug the module into any OC-48/STM-16 SFP slot on a compatible Cisco ONS chassis and secure the latch until it clicks.
Does the ONS-SC-2G-31.1-C support digital diagnostics monitoring (DDM)?
Yes. It includes DDM (SFF-8472) for real-time optical performance monitoring of RX/TX power and temperature.
What protocols are supported by the ONS-SC-2G-31.1-C?
The transceiver supports SONET OC-48, SDH STM-16, POS (Packet over SONET) and ESCON legacy applications.
Is the ONS-SC-2G-31.1-C hot-swappable?
Yes. The SFP module is fully hot-swappable, allowing insertion or removal without powering down the system.
What warranty covers the ONS-SC-2G-31.1-C?
We offer a lifetime warranty covering defects in materials and workmanship, with free advanced replacement shipping.
How do I verify genuine compatibility of the ONS-SC-2G-31.1-C?
Verify OEM compatibility via part number lookup on Cisco’s compatibility matrix or by requesting a test report from our support team.
What is the typical lead time for ONS-SC-2G-31.1-C orders?
Standard stock items ship within 1–2 business days; custom bulk orders typically ship within 5–7 business days.
Can I get a sample of the ONS-SC-2G-31.1-C for testing?
Yes. Contact sales to request a single-unit sample for compatibility and performance evaluation.
What is the operational temperature range of the ONS-SC-2G-31.1-C?
The module operates reliably between 0 °C and 70 °C (32 °F to 158 °F) in standard commercial environments.
How does the ONS-SC-2G-31.1-C contribute to network ROI?
By providing OEM-equivalent performance at lower cost, it reduces capital expenses and simplifies maintenance cycles.
How do I dispose of the ONS-SC-2G-31.1-C at end-of-life?
Dispose or recycle the module per local electronic waste regulations; contact our support for certified recycling programs.