The GSU-302-CT urn heater is no longer available. This drop-in replacement immersion heater is built with a lower watt density to provide a long heater life and dependable performance. Urn heaters can be designed for use in commercial coffee makers, percolators, restaurant buffet tables, sterilizers, autoclaves, steam tables, kettles, and humidifiers. These immersion heaters are ideal for other applications that require a low profile and short tubular element lengths.

This urn heater is made for applications requiring 240-volt power single phase and 3000 watts. The overall heater length is 6.75 inches (was 7.5 inches), the inside tank height is 2.125 inches (was 1.375 inches), and the width dimension is 3-1/16 inch (was 3 inches). This heater comes with two copper (was stainless steel) sheath tubular elements that are silver brazed into a brass header. This heater is also supplied with a standard 4-inch square or octagon conduit box. The heater needs a minimum 2-7/16 inch (was 2-3/8 inch) diameter hole for installation. The Backer Marathon / Glenn Electric immersion heater part number is GSU-302-CO.

An optional thermal cut-off is supplied with this immersion heater. This protective mechanism will shut the power off to the heater whenever a low liquid level is detected.