7 and 11 Type Fuses 7 and 11 Type Fuses
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7 Type fuses are cylindrical fiber tube fuses with threaded ends designed for the telecommunications industry. They are rated at 7 amps and are typically used in wall type main distribution frames and central battery substations. The 11 Type fuse is identical to the 7 Type fuses except that it has ventilation slots on the fiber tube.
Bussmann offers Type 7 and Type 11 fuses.