Magnetic Sensor, Speed Sensor, Temperature Sensor manufacturer / supplier in China, offering Plastic Flange Liquid Level Switch Floats Sensors Water Overflow Control Water Shortage Protection, Side Mounting Level Switch Sensor Refrigerant Overflow Protection for Agricultural Equipment Refrigeration Equipment Chillers Refrigeration Tanks, Flange Plug Level Switch Top Bottom Mounted Equipment Tank Float Level Switch Sensor Water Shortage Protection Overflow Control Pump Valve Opening Stopping and so on.