Hazardous Area Drum Heaters


  • Exclusive hazardous-area approval (FM approved Class I, division 2 Groups A, B, C, and D, Class II Division 2, Groups F and G)
  • Dual set-point NEMA 7 temperature controller connected to a high temperature limit indicator light
  • Exceptional 8" coverage area
  • Moisture and chemical resistant
  • Patented grounded heating element meets NEC427.23


  • 8" wide band
  • High-Limit thermostat designed to keep heater below NEC article 500 T-rating
  • Power density: 2.5 watts/in2
  • Heating element is laminated between 2 layers of 23 mil and two layers of 25 mil fiberglass reinforced silicone rubber
  • Nominal silicone rubber density of 26 oz/yd2 per layer
  • Attached adjustable dual set-point NEMA 7 temperature controller with 6ft. power cord. One set-point is set at a high temperature limit and connected to read indicator light.
  • Blanket leads 6ft long for NEMA 7 controller; 1 ft without controller
  • Leads from blanket to controller are enclosed in a liquid tight conduit
  • 392ºF maximum exposure temperature on heating surface
  • Designed for use on metal drums
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