... have removable moving contact assemblies to facilitate wiring. 2. Gear switch is mainly applied to the distrbution network of the industrial ... , 200amps, 400amps, 800amps. Model No.DescriptionTFF2-32Gear Switch, 32ATFF2-63Gear Switch, 63ATFF2-100Gear Switch, 100ATFF2-200Gear Switch, 200ATFF2-400Gear Switch, 400ATFF2-800Gear Switch, 800A Gear Switch Box