Halogen free USB bulk cable features a flexible LSZH jacket covers the braid, foil, and drain wire shield. Low smoke zero halogen cable reduces the amount of toxic and corrosive gases emitted during combustion. Typically used in poorly ventilated areas, low smoke zero halogen is very popular with military contractors and anywhere the protection of people and equipment from toxic and corrosive gases is critical. Choose from 100, 500 or 1000 foot put-ups. Jacket color is black. Available in both 28/20 AWG and 28/28 AWG. Compatible with L-com CNUSB connector series.