16mm mini rotary switch used in the field of electronic,instrument,communicate,sound and audio gear 26years factory experience 16mm rotary switch;mini rotary switch Features:1) Max. rating current and voltage: 3A, 250V AC2) Contact resistance: ≤50mΩ3) Insulate resistance: ≥1,000mΩ4) Dielectric strength: 1,500V5) Electronic life (cycles): 25,0006) Machine life (cycles): 250,000 cycles