This 5-Gallon DPCH Series extra heavy duty heater is made for poly (non-metal) pails. It is the longest lasting and most durable poly pail heater. The patented 360° grounded multi-stranded heating element is laminated between three extra thick layers of 20mil fiberglass-reinforced silicone rubber for ultimate strength and durability. The heating element is uniformly placed to maximize heat distribution and meets NEC 427.23. It is moisture and chemical resistant with a spring closure that can be expanded 3in (76mm). The adjustable thermostat has a range of 50 to 160°F (10 to 71°C) for poly (non-metal) drums or pails. The maximum exposure temperature on the heating surface is 450°F (232°C). Includes a 6-foot power cord with a standard 3-prong plug (NEMA 5-15). Grounded. Material: 3-Layer Fiberglass Reinforced Silicone Rubber. Voltage: 120V. Watts: 150. Thermostat Temperature: 50 To 160°F (10 To 71°C). Maximum Exposure Temperature On Heating Surface: 450°F (232°C). Dielectric Strength: 2000V. Diameter: 11.1in (282mm). Length: 35in (889mm). Width: 4in (102m). Size: 5-Gallons (19L). BriskHeat® #: DPCH10.