2.5G Multi-rate SFP

C-LIGHT independently developed 2.5G Multi-rate SFP optical module supports a variety of transmission distances, including 2km, 15km, 40km, 80km and 120km, and can provide a transmission rate of up to 2.5Gb/s. Its communication protocol complies with GE Ethernet and SONET/SDH, the interface protocol complies with SFF-8472, and the packaging protocol complies with SFP MSA. 2.5G Multi-rate SFP optical modules are widely used in network infrastructure, mobile communication networks, enterprise networks, campus networks and other fields. C-LIGHT has more than 15 years of rich experience in the field of optical communications, focusing on providing spot supply and customization services, and is committed to providing customers with high-quality optical module solutions. In addition, the 2.5G Multi-rate SFP optical module is compatible with more than 100 brands of switches, and guarantees to provide original after-sales service to help customers effectively control costs.

3-year warranty Long term maintenance

Technical Support Professional free technical guidance

100% detection Each module is 100% tested

Spot stock Always in stock, short delivery time

Technical Support

Product Details

Form Factor	Part No.	Fiber Type	Data Rate	Wavelength	Distance	Connector	Case Temperature	Note
SFP	CLSFPOC48LR120	SMF	2.5G	1550nm	120km	LC	Com./Ind.
SFP	CLSFPOC48LR100	SMF	2.5G	1550nm	100km	LC	Com./Ind.
SFP	CLSFPOC48LR2	SMF	2.5G	1550nm	80km	LC	Com./Ind.
SFP	CLSFPOC48LR1	SMF	2.5G	1310nm	40km	LC	Com./Ind.
SFP	CLSFPOC48IR1	SMF	2.5G	1310nm	15km	LC	Com./Ind.
SFP	CLSFPOC48SR	SMF	2.5G	1310nm	2km	LC	Com./Ind.
SFP	CLSFP85OC48SR	SMF	2.5G	850nm	100m	LC	Com./Ind.

2.5G Multi-rate SFP Optical Transceiver for Ethernet, SONET/SDH and Long-Distance Fiber Networks

2.5G Multi-rate SFP Optical Transceiver Overview

C-LIGHT 2.5G Multi-rate SFP optical transceivers provide flexible optical connectivity for network systems operating at data rates up to 2.5Gb/s. The product family combines multiple optical reach options within the same SFP platform, making it suitable for network deployments where different fiber distances need to be supported.

The available configurations cover 100m, 2km, 15km, 40km, 80km, 100km, and 120km. Depending on the required transmission distance, the modules use 850nm or 1310nm/1550nm optical wavelengths and are designed for compatible fiber-based network equipment.

2.5G Multi-rate SFP Optical Transceiver Key Features

Up to 2.5Gb/s Transmission

The optical module supports data rates up to 2.5Gb/s for compatible Ethernet and synchronous optical networking applications.

Seven Reach Options

The product range includes 100m, 2km, 15km, 40km, 80km, 100km, and 120km configurations for different optical link requirements.

850nm Short-Reach Configuration

The 100m configuration uses 850nm optics for short-distance fiber connectivity.

1310nm Medium-Range Transmission

1310nm configurations provide 2km, 15km, and 40km transmission options for medium-distance optical networks.

1550nm Extended Reach

1550nm configurations support 80km, 100km, and 120km transmission over long-distance fiber links.

Compact SFP Design

The standard SFP form factor allows the modules to be integrated into compatible network equipment and high-density optical systems.

LC Optical Interface

The listed configurations use LC connectors for connection to compatible fiber optic infrastructure.

Commercial and Industrial Temperature Options

The product specifications include commercial and industrial case-temperature options for different operating environments.

2.5G Multi-rate SFP Optical Transceiver Applications

Ethernet Network Infrastructure

The 2.5G Multi-rate SFP can provide optical connectivity for compatible Ethernet network equipment requiring transmission rates up to 2.5Gb/s.

SONET/SDH Networks

The modules support optical networking environments based on SONET/SDH technologies and can be selected according to the required fiber reach.

Mobile Communication Networks

The product family can be deployed in suitable mobile communication infrastructure where optical links are required between network elements.

Enterprise Networks

Enterprise network environments can use the different reach configurations to connect equipment across short or extended fiber paths.

Campus Networks

The shorter and medium-distance versions provide optical connectivity options for campus environments with different building and equipment layouts.

Long-Distance Fiber Links

The 80km, 100km, and 120km configurations extend the product family to long-distance single-mode fiber applications.

Why Choose C-LIGHT 2.5G Multi-rate SFP Optical Transceiver?

One Family for Multiple Distances

The broad reach range allows network operators to select different optical configurations while maintaining the same 2.5G SFP platform.

Short to Ultra-Long Reach Coverage

From a 100m short-distance option to a 120km extended-reach version, the portfolio covers substantially different network topologies.

Multiple Optical Wavelengths

The combination of 850nm, 1310nm, and 1550nm configurations allows the optical design to be matched with the required transmission distance.

Multi-Protocol Application Support

The product is specified for GE Ethernet and SONET/SDH environments, providing flexibility across different network technologies.

Broad Switch Compatibility

C-LIGHT states that the 2.5G Multi-rate SFP optical modules are compatible with switches from more than 100 brands.

Quality-Controlled Manufacturing

C-LIGHT states that each product undergoes initial testing, final testing, and factory inspection as part of its three-step quality-control process.

Customization and Technical Support

C-LIGHT provides spot supply, customized optical solutions, technical guidance, compatibility support, and after-sales services for different deployment requirements.

Long-Term Product Support

The product page specifies a 3-year warranty, long-term maintenance, technical support, and stock availability for customer deployment needs.

2.5G Multi-rate SFP Optical Transceiver FAQ

Q1. What is a 2.5G Multi-rate SFP optical transceiver?

A 2.5G Multi-rate SFP optical transceiver is a compact pluggable optical module supporting data rates up to 2.5Gb/s and multiple transmission distances for compatible fiber networks.

Q2. What transmission distances are available?

C-LIGHT currently lists 100m, 2km, 15km, 40km, 80km, 100km, and 120km configurations for the 2.5G Multi-rate SFP family.

Q3. Which wavelengths are used?

The available configurations use 850nm for the 100m version, 1310nm for 2km, 15km, and 40km versions, and 1550nm for 80km, 100km, and 120km versions.

Q4. What fiber type is used?

The current C-LIGHT Product Details table lists SMF for all seven configurations, including the 100m model.

Q5. What connector does the module use?

The listed 2.5G Multi-rate SFP configurations use an LC optical connector.

Q6. Which network protocols are supported?

According to C-LIGHT, the communication protocol complies with GE Ethernet and SONET/SDH, while the interface protocol follows SFF-8472 and the packaging protocol follows SFP MSA.

Q7. Is there a 120km version?

Yes. C-LIGHT lists the CLSFPOC48LR120 configuration with 1550nm optics, 2.5G data rate, LC connectivity, and a transmission distance of 120km.

Q8. Can C-LIGHT provide customized 2.5G Multi-rate SFP solutions?

Yes. C-LIGHT states that it provides customized optical solutions and technical support according to customer deployment requirements.

2.5G Multi-rate SFP Optical Transceiver Solution Summary

C-LIGHT 2.5G Multi-rate SFP optical transceivers provide a broad selection of optical reach options for Ethernet, SONET/SDH, enterprise, campus, mobile communication, and other fiber network applications. With configurations ranging from 100m to 120km and 850nm, 1310nm, and 1550nm wavelength options, the product family can accommodate both short-distance connections and extended fiber links while retaining the compact SFP form factor.