Make Universal Transceivers work with nearly every device

FLEXBOX series - the unrivaled original since 2008

  • Quick and easyConfiguration only takes a few seconds
  • VersatileSupport for more than 150 vendors
  • All formfactorsIndustry's first end user device supporting all 100G pluggables
  • Save moneyGet a discount - if you configure transceivers yourself
Get Your FREE FLEXBOX* *One free FLEXBOX per company.

What's new?

Meet Flexoptix @CEE Peering Days in Ljubljana March 22nd & 23rd

The CEE Peering Days are located in the beautiful city of Ljubljana in Slovenia. Take your chance and meet Fearghas & me (Sven) in person. We are open for some nice chats, talks and discussions and maybe some drinks ;-) There are still some seats available. Register now. About CEE Peering Days CEE Peering Days is an international conference of experts directed at network…

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FLEXBOX and Firefox 52

At the 6th of March 2017 Mozilla released a new version of their Firefox Browser, which drops Java support. So Firefox 52 can no longer be used for programming Universal Transceivers. What to do now? Install and use our Chrome App. Disable updates and downgrade to Firefox 51. Visit this page on details on how to do this

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Customer feedback

Donal Cunningham

"Just wanted to express my giddy happiness at how fast your crack team of ninjas were able to get optics to my desk."

Christian Seitz

"With the FLEXBOX we’re able to use our Transceivers universally in all kind of equipment and reduce the stock keeping significantly. Just awesome!"

Stefan Ideler

"The FLEXBOX is the best thing since sliced bread!"

James Rice

"Great. FLEXBOX does what it says on the tin! - just connect, configure Transceiver and be happy."