Fiber optic heat shrink chubu ndi chotchinga choteteza chomwe chimapangidwira kuti chizitha kutchinjiriza ndikuchepetsa kupsinjika kwa zingwe za fiber optic.Zimapangidwa ndi zinthu zomwe zimatha kutentha zomwe zimagwirizana ndi mawonekedwe a chingwe chikatenthedwa, kupanga chisindikizo chotetezeka komanso chokhazikika.Izi zimathandiza kuteteza ma fiber optics osakhwima kuzinthu zachilengedwe komanso kupsinjika kwamakina, kuonetsetsa kuti magwiridwe antchito odalirika.