Features: 1. Applicable to the electromagnetic starter of AC 50Hz, voltage 380V and below, DC 220V and below, actor control in contactors, relays and other electrical circuits 2. This switch has automatic reset button and high mechanical life 3. The sliver alloy connecting part has good contact performance which can make sure the stable working 4. Available in four colors for your choice. 5. Adopt 1 open 1 close contact form, it is easy to use Specification: Condition: 100% Brand new Model: BEM38-11 Switch Rated Voltage: 440V Insulation Voltage (Ui): AC660V Working Current (Ith): 10A Function: Automatic reset button Contact Form: 1 Open 1 Close Mounting Aperture: 22mm Rated Heating Current: 15A Contact Material: Silver alloy Contact Resistance: 50 Insulation Resistance: 50M Mechanical Life: 5 Million times Electrical Life: 500,000 Times Product Size: Approx. 65 x 35 x 29mm / 2.6 x 1.4 x 1.1in Optional Color: Red, Yellow, Blue, Green Package List: 10 x Push Button Package List 1Applicable to the electromagnetic starter of AC 50Hz, voltage 380V and below, DC 220V and below, actor control in contactors, relays and other electrical circuits 2This switch has automatic reset button and high mechanical life 3The sliver alloy connecting part has good contact performance which can make sure the stable working 4Available in four colors for your choice. 5Adopt 1 open 1 close contact form, it is easy to use