Shutter Switch with Water Resistant Casting is hermetically sealed in an inert atmosphere and further potted in epoxy compound. Cizon Electronics offers Shutter Switch with Water Resistant Casting. Cizon Electronics also manufactures various types of proximity switches and remote operated bike security system. The Shutter Switch with Water Resistant Casting is installed on bottom side walls in proper alignment with a magnet which is fixed on the shutter by means of strong adhesive. This Shutter Switch is sturdy and dust proof.