Over the side immersion heater 12 000 w watts sheath material incoloy r watt density 40 w sq in heater voltage 240v ac 3 phase overall length 40 1 4 in enclosure type moisture resistant terminal min. Immersion depth 40 1 4 in height 54 in special information easy installation and removal rugged tubular heating element construction top-mounted heaters for tanks and drums for use with cleaning and rinsing tanks oil storage tanks includes wall riser tube