Indeeco screw plug immersion heaters are ideal for use in direct heating of liquids and gases in a variety of processes for hazardous and non-hazardous locations.  Indeeco offers customized wattages with voltages up to 600V and are available in 1″, 1-1/4″, 2″, 2-1/2″, and 3″ NPT sizes.  You can order from stock or customize for your specific application.