Manufacturer & Supplier of Vibration Switches - Weatherproof & Vibration Switches Weatherproof. Our product range also comprises of Pressure Switches, Pressure Transmitters and Differential Pressure Switches. Go To More Details http://nkinstruments.com/products/Vibration-Switches/V8H8gLGCqoh_imhrOIGe2UnvST-sOwUqNv7Jb6zw9V8