Kaycee industries ltd offers cam switches . The company is a manufacturer of various electronic and electrical components. These cam switches are hand operated. Switch assembly is on packet principle offering choice of multi-position and multipole circuits. Two independent sets of double break type silver tipped butt contacts are housed in each packet to assure effective making and breaking. Various types of cams are used to obtain required contact sequence for making and breaking. These cam switches are of various types like std switches, motor control switches and instrument selector switches. These switches can be used up to 55 deg c ambient temperature. These are capable of withstanding 2.5kv ac for one minute between phase and earth.