55 Gallon Drum Heater Classified Area – Self Regulating Design

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Class I, Division 1, Zone I, 55-gallon (200 Liter), Self-Regulating Heating Element Design

CHR is proud to present our Industrial grade 55-gallon drum insulation blanket heater is certified for use in Class I, Division 1, Zones 1 and 2 Classified Hazardous Locations which is ideal for gently warming and to avoid winter freezing. The unique self-limiting design of this Class 1 Div. 1 Heater ensures safe operating conditions are maintained even in the presence of gasses and dusts without the need for a thermostat (We also sell a 55-gallon drum heater kit with a Digital Thermostatic Controller).

  • Chemically resistant silicone coated glass cloth used on outer surfaces to extend product life in demanding applications.
  • High grade thermal insulation to reduce heat loss and increase efficiency while providing protection for the operator.
  • 55-gallon drum insulation blanket heater fitted with adjustable retaining straps and quick release buckles.
  • Flexible – conforms to the container wall providing optimal thermal coupling
  • Delivers heat over a large surface area, minimizing the possibilities of damaging the product.
  • Fit and forget, built to last – no regular maintenance required.
  • Safe to operate continuously.
  • 16 ft. (5m) premium oil, water, and abrasion resistant SOOW power cable
  • Double insulated product
  • Ambient temperature: -40°F to +104°F (-40°C to +40°C)
  • ETL approved to UL and CSA standards. Suitable for Class I Zone 1 Hazardous locations.
  • A self-limiting temperature heating element will be maintained on the container wall of approximately 122°F(50°C).
  • This 55-gallon drum insulation blanket heater is waterproof, and custom are sizes available.

Hazardous Location Marking:

  • Explosion proof drum heater equipped with adjustable straps and quick release buckles.
  • AEx e IIB+H2 T3 Gb
  • Ex e IIIB+H2 T3 Gb
  • Class I, Div 1, Zone I, IIC, T3
  • Class II Division 2 Groups EFG T3
  • T4 rating available on request


  • Class 1 Div. 1 Heater will fit container: 55 Gallon / 200 Liter
  • Thermostat: N/A
  • Size: Circumference 71″ – 76.76″ / Height 34″ (1800 – 1950mm / 864mm)
  • 240 Volts
  • 500 Watts