... for shaping. insulating bracket,high voltage components,insulation pole,insulating pole,earthing switch,grounding switch,tube,insulating tube,insulated tube ... tube,insulation tube,high voltage bushing,insulating bushing,insulating sleeving,contact box,contact head box,insulating contact box,contactor box,switchgear accessory. ... , Does not reduce product 's insulate performance. Insulating bracket FN12