10Gtek QSA Adapter Modules including QSFP28 to SFP28, QSFP to SFP+, ets.
2 Version for different I2C design,
Version A: without EEPROM, the device will read DDM from the SFP transceiver that is connected into the QSA.
Version B: with EEPROM, the device will read DDM from the QSA.
![QSA (40G)](https://www.10gtek.com/storage/more/20210109/20210109143945_5ff94fb148f08.jpg)
QSA (40G)
40G to 10G QSFP+ Adapter
![QSA (100G)](https://www.10gtek.com/storage/more/20210109/20210109144000_5ff94fc00adb9.jpg)
QSA (100G)
100G to 25G QSFP28 Adapter
![QSFP+ OEO](https://www.10gtek.com/storage/more/20191227/20191227144123_5e05a7939b7f0.jpg)
QSFP+ OEO
![SFP+/QSFP28 Extender](https://www.10gtek.com/storage/more/20210109/20210109143924_5ff94f9c8fcfb.jpg)
SFP+/QSFP28 Extender
10Gtek® CVT-Q/Q-Cage-XXX, QSFP28 Extender, CVT-S/S-Cage-XXX, SFP+ Extender, are designed to be applied for immersion solution. It extends the interfaces to surface, aiming to realize the interconnection of transceivers and AOC cables.
10Gtek® offers customization service for color/length/jack options and connector matrix link. If you need customized services, please contact info@10gtek.com for more details.