ISP box
4 minWhich fiber cable for my Freebox, Livebox, Bbox or SFR Box?
The compatibility table every French subscriber wants — operator × box model × connector type × recommended length. Print it, save it, share it.
Read the guideKnowledge base
Guides written by FOLAN engineers.
Free, practical, no marketing fluff. Everything a French ISP-box owner needs to know to install, extend or replace their fiber optic cable.
Connectors
5 minSC/APC vs SC/UPC — the green / blue colour code
Free boxes use one SC/APC end and one SC/UPC end. Orange, SFR and Bouygues boxes use SC/APC on both sides. Here's why the colour matters, and what happens if you plug the wrong one.
Read the guideInstallation
4 minHow to install a fiber patch cord — step by step
Remove the dust cap, keep the ferrule clean, do not touch the tip. A short visual guide with the three mistakes to avoid on first install.
Read the guideDo & don't
3 minThe bend radius rule — never fold below 30 mm
Fiber is glass, not copper. Any bend tighter than 90° or below 30 mm risks cracking the core and killing your speed. What to do if your cable is already kinked.
Read the guideExtension
6 minMove the PTO to your living room — the right way
Two ways to relocate your fiber outlet: a long patch cord in a duct, or a full PTO relocation with a reinforced cable. Which suits your home layout.
Read the guideRenovation
5 minChoose a reinforced fiber cable for renovation work
During renovation, a standard patch cord may not survive the passage through a raceway. Our reinforced fiber cable is flexible, durable and 100 % ISP-compatible.
Read the guideTroubleshoot
4 minMy cable is pinched or bent — what should I do?
If the fiber has been folded above 90° or crushed, it must be replaced. Symptoms include slow speed, box light red, or no signal at all. Here's how to confirm and fix.
Read the guideLength
3 minWhich cable length should I buy — 1 m to 30 m?
A quick method to measure the correct length without over-buying: PTO position, box position, plus a 20 % safety margin. And why longer is not always better.
Read the guideCleaning
4 minHow to clean a fiber connector before plugging in
A speck of dust on the ferrule can cut your bandwidth in half. Use a one-click cleaner or an isopropyl-alcohol wipe — and always cap unused ends.
Read the guideProduct datasheets
PDF datasheets for every SKU — including drawings, test values and certifications.
Request datasheetInstaller training
On-site or remote sessions for your field team on splicing, testing and best practices.
Book trainingFast-track support
Priority answer within 1 working day for pre-sale and post-sale technical questions.
Contact support