OFN designates optical fiber nonconductive cable, a fiber optic cable that contains no metallic or other conductive components.
OFN designates optical fiber nonconductive cable, a category of fiber optic cable built entirely from dielectric materials with no metallic or conductive elements. Because it contains no metal, the cable is electrically isolated along its length, carrying only the optical signal as light. This nonconductive construction distinguishes it from conductive optical cable types.
The fully dielectric nature of OFN cable is advantageous where it is desirable to avoid introducing any metallic path, such as in certain electrically sensitive environments or where simplified grounding considerations are preferred. The nonconductive designation identifies cable suited to these situations and to general fiber applications.
In commercial and industrial fiber systems, the OFN designation helps in selecting the correct cable type for a location and application. Recognizing whether an optical cable is nonconductive or conductive is part of applying it appropriately within a building.
Because the cable contains no metal at all, OFN simplifies certain grounding considerations and suits electrically sensitive environments, which is part of why the conductive and nonconductive optical classes exist as distinct choices for the different locations and needs of a building.
At Windy City Wire, the focus on fiber optic cable for commercial communication includes nonconductive optical types such as OFN. Supplying cable with the appropriate designations helps commercial facilities apply the correct optical product for each part of their communication infrastructure.
OFN (Optical Fiber Nonconductive cable)
NEC (National Electrical Code), which classifies optical fiber cable types