Twin25G T5 Thunderbolt 5 Adapter
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Driver (1)
IDDownload TitleDownload LinkPost Date
1291 TWIN25G/TWIN10G SFP28 Thunderbolt Adapter driver [macOS 15] 4.2.2
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July 25, 2025
 
Firmware (0)
Manual (1)
IDDownload TitleDownload LinkPost Date
1283 Twin25G T5 Thunderbolt 5 Adapter User's Guide [English/French]
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Jun-19-26
File Name: twin25g_t5_tb5_adapter_ug.pdf
Document Version: UG-TWIN25G-T5-EF-C-061826
File Size: 13.5 MB
Description: This is the user’s guide for the Sonnet Twin25G T5 Thunderbolt 5 to 25Gb Ethernet adapter. This is revision C of this document.
 
 
FAQ (3)
IDArticle TitlePost Date
1044 My 10G/25G adapter performance drops significantly on a laptop when battery level is low.Jun-19-26
When operating on battery power and the battery level drops below ~20% on a MacBook Pro or MacBook Air, macOS will decrease 10/25G Ethernet transmit performance in order to conserve battery life for the laptop. This also occurs when macOS Low Power Mode is active.
 
1223 TWIN25G Teaming for Windows 11Aug-13-26
1226 TWIN25G macOS driver does not show in ExtensionsJun-01-26