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Is there a dual-rate SFP module that can be freely switched
Jan-17-2026

Dual-rate SFP modules are specialized components designed for network environments with mixed equipment or during speed upgrades. They allow a single transceiver to operate at two distinct, predefined data rates, typically within the same SFP form factor family.


Q:Can your modules work at both speeds,10 Gb/s and1 Gb/s?In other words. can l install your 10Gmodules in a 1G port?


A:The module can automatically identify the signal rate from the opposite port on the switch and switch its own module software accordingly. This enables the module to switch between 1G/10G rates. For example, Combo BiDi 1G/10G DDM 20km SC SFP+ Down Link 1G Tx1550nm Rx1310nm, 10G Tx1330nm Rx1270nm.


The module can be used after code modification, without changing the module hardware. The module code should be rewritten as 10g or 1g, depending on the usage scenario.By modifying the module code of the product, our company can provide a coding board.


C-Light Transceiver Coding Tool is developed for coding MSA customer EEPROM areas of different types transceivers (OSFP/QSFP-DD/QSFP28/QSFP+/XFP/ SFP-DD/CSFP/SFP), DAC, AOC, ACC products. This system tool includes two parts, both hardware (Coding Board & Box) and software (Coding Software Tool)


Related Products


Coding Box 2011

coding-box-2011.jpgC-Light Transceiver Coding Tool is developed for coding MSA customer EEPROM areas of different types transceivers (OSFP/QSFP-DD/QSFP28/QSFP+/XFP/ SFP-DD/CSFP/SFP), DAC, AOC, ACC products. This system tool includes two parts, both hardware (Coding Board & Box) and software (Coding Software Tool)
●Support coding different transceiver formats
●Support coding password edit and input
●Support multiple pages auto-write/ single page write/ single byte edit
●Support tunable SFP wavelength setting
●Support threshold inspection
●Simple installation in Win7~Win11 or Apple MAC
●Support Bluetooth/ USB/ TYPE-C data connection on CL-2011
●Support Simple Edit: Vendor Name/ Part Number/ Serial Number/ Date

Combo BiDi 1G/10G DDM 20km SC SFP+ Down Link

 1G Tx1550nm Rx1310nm 10G Tx1330nm Rx1270nm

Product Features:

●Single fiber bi-directional data links up to 20 km

Selectable 10G and 1G Mode by Hardware or Software

SFP+ BiDi package with SC connector

10G, TX 1330 nm DFB LD & RX 1270 nm PIN PD

1.25G, TX 1550 nm DFB LD & RX 1310 nm PIN PD

Support 20 km transmission distance with SMF

Compliant with 10G Ethernet and 1G Ethernet standard

SFP/SFP+ MSA compatible data input & output interfaces

Low power dissipation < 1 W,Single 3.3 V power supply

Support Digital diagnostic monitor interface

RoHS-6 compliance,Supported case temperature ranges, Commercial 0 °C to 70 °C

Applications

●1G or 10G Ethernet application auto-adapting

●Multi-rate BiDi for access  network


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