2PCS Micro Limit Switches Copper Conductor Silver Contact Hinge Roller Lever Switch NO+NC 250VAC Item Type: Micro Switch Rated Voltage: 250VAC Model: BM 1703 Operating Force Maximum: 100g / 0.22lb Restoring Force Minimum: 22g / 0.05lb Pre Travel Position Maximum: 7.1mm Over Travel Minimum: 4mm Movement Differential Maximum: 1.02mm Action Position: 30.2±0.8mm Free Position: Approx. 36.5mm / 1.4in Operating Speed: 0.01mm to 1m per sec (locking plug type) Action Frequency: Mechanical: 240 Times Per Minute, Electrical: 20 times per minute Contact Resistance: Below 15mΩ (initial stage) Insulation Resistance: Above 100mΩ (below 500VDC) Dielectric Strength: Between Discontinuous Terminal: 1000VAC, 50/60Hz, lasting for 1 minute Between Current Carrying and Non Current Carrying Part: 1500VAC, 50/60Hz, lasting for 1 minute Terminal to Ground: 1500VAC, 50/60Hz, lasting for 1 minute Vibration: 10 to 20Hz, 1.5mm variable amplitude misoperation Impact Mechanical Durability: 1000m/Sec² (About 100G/S) Impact Malfunction Durability: 300m/Sec² (About 30G/S) Ambient Temperature: -10-80℃ (without freezing) Humidity: <95%RH Mechanical Life: Over 10000000 times Electrical Life: Over 500000 timesNon Inductive LoadResistive LoadNC10NOBulb LoadNC2.5NO1.25Inductive LoadInductive LoadNC10NOMotor LoadNC3NO1.5