Convenient and Durable----Simple operation, direct switch without contactor. The control switch is made of PC flame retardant material shell, pure copper material, copper copper tip, nickel-plated screw, waterproof button, with plastic protective cover ,waterproof,waterproof,oilproof,longer use [Widely Used]----It is waterproof control switch, holding switch, a fodder switch and a machine button. textile machinery, distribution boxes, ships, operating rooms, etc. Switch Details---- Self-locking ON button, self-resetting OFF button. The control switch is open working mode, the model is KA0-10KH, and the distance between the installation holes is about 7.7 cm. The mechanical life of the control switch is about 1 million times, and the electrical life is 500,000 times [Wiring details]----Suitable for AC 50Hz (60Hz), voltage up to 380V, circuit 220V. Both 220V single phase wiring and 380V three phase wiring can be used. Wiring includes hot wires. and neu The power used by the device is less than 1500W. If it is greater than the AC contactor, please cooperate with the AC contactor. Image has wiring details. Please professional wiring [More Overview]----This switch is designed to be NC-free, which can directly control your motor, and the female screw terminals ensured easy wiring . button is on, press the red button, the green button is on, the switch is off. This switch is a commonly used equipment switch in many fields, and also has a function. Note: The data is manual measurement, please allow 1-98cm error, due to differences between light and screen, there will be some difference of color, the specific received in kind shall prevail.