When the GSU-302-208-CT urn heater IS NO longer available. The replacement immersion heater 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.

The GSU-302-208-CT replacement urn heater is made for applications requiring 208-volt power single phase and 3000 watts. In the urn heater diagram that is attached below, the overall heater element length dimension is 6.75 inches (was 7.5 inches), the inside tank height is 2.125 inches (was 1.375 inches), and the heater element width is 3-1/16 inches (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 of 2-7/16 inches (was 2-3/8 inch) diameter hole for installation. Be sure to compare this heater with the original Glenn Electric heater, because the heater can only be returned if it doesn't work per the intended purpose and due to a manufacturing defect. The Glenn Electric immersion heater part number is GSU-302-208-CO or 10-6411-19.

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.