Dittman & Greer, Inc.

Non Hazardous Flanged Immersion Heaters

Indeeco’s ESI series flanged immersion heaters offer the simplest installation available with our unique enclosure design.  Each flanged immersion heater is uniquely designed for its specific application.  Our sales and engineering staff will work closely with you to understand your application and offer a solution that is engineered specifically for your needs.

Product Highlights

• Wattages up to two megawatts
• Watt densities up to 100 w/in2
• Voltages up to 600V
• Process temperatures up to 1,200°F
• Multiple flange and element materials
• Flange sizes up to 36" and 2500# ASME B16.5
• Removable and rotatable general purpose enclosure for easy pairing of incoming power feed.
• Weatherproof enclosure offers multiple flat surfaces for the addition of connection hubs.
• Weatherproof enclosures are constructed of stainless steel providing corrosion resistance.

Standard Construction Features

• ANSI B16.5 150# or 300# flange 2" up to 36"
• Designed to fit into schedule 40 or schedule STD pipe for the given flange size
• Flange material A105 carbon stl, A182 304/304L or 316/316L stainless steel
• Elements sheath materials available; steel, 304 SST, 316 SST, 321 SST, incoloy 800, incoloy 840, copper
• Epoxy or RTV sealed heating elements to prevent moisture absorption
• Stainless steel welded bussing to eliminate loose connections
• Heater circuits divided into 48A max as default
• Heavy duty, low pressure drop design, 304 SST element support spacers provided on 24" centers
• Spacer support rods provided on 10" and larger flange sizes
• General purpose, weather proof, or explosion-proof terminal enclosure
• Lifting lugs for heaters 4" and larger
• Nitrile bonded fiber, or SST/graphite spiral flange gasket provided as standard