Yes, FS.COM offers 40G QSFP+ to 4 x 10G SFP+ Passive Direct Attach Copper Breakout Cable in 0.5m, 1m, 2m, 3m, 4m, 5m, 6m, 7m and inquiries for customized lengths are also welcomed.

by FS.com on 11/21/2023

The Form Type of 40G QSFP + and 100G QSFP28 is the same. If the 100G port of your device also supports 40G rate and the port supports sub-port (ie 40G is divided into 4X10G), you can use the corresponding compatible 40G-4X10G DAC on the 100G port.

by *** on 03/12/2020

Yes, you can. FS.COM offers customized dual compatibility solutions for direct attach cables so that you can choose compatibilities for each end individually. All you need to do is to select "Dual Compatibility Solutions" option in Compatible Brands drop-down box and note down your devices' model numbers in custom page.

by C***g on 08/18/2017

As for customized direct attach cables, FS.COM offers regular custom choices such as compatibility, cable length, cable color, operating temperature, label pattern, label colors and etc. What's more, FS.COM welcomes any inquiry for customized products and solutions for all need and specifications.

by C***y on 07/25/2017

FS.COM 40G QSFP+ to 4x10G SFP+ Passive Direct Attach Copper Breakout Cables leverage parallel technology standard defined by IEEE. This technology uses 4 lanes in each direction that must be supported by the switch or router. A fiber, which is a passive medium and has no concept of the signal speed, connects one 40G port (carrying four 10G lanes) to four 10G ports.

by F***g on 06/10/2017