This 12 x 12in (305 x 305mm), 120V SRL silicone rubber heating blanket is moisture, chemical, and radiation resistant with exceptional durability. Suitable for a large range of surfaces like tanks, hoppers, conveyers, silos, and more. The heating element is laminated between two layers of 20mil fiberglass-reinforced silicone rubber, and is grounded to meet NEC 427.23. It has an exposure temperature range of -60°F to 450°F (-51°C to 232°C). The standard power density is 2.5watts/sq. in (0.004watts/sq. mm). The SRL heating blanket has standard 48in (1219mm) length silicone rubber power leads with a bare wire connection. Now CE and CSA approved, and RoHS compliant. Requires temperature controller (sold separately). Material: Fiberglass-Reinforced Silicone Rubber Backing. Dimensions (W x L): 6 x 24in (305 x 305mm). Voltage: 120V. Wattage: 360. Silicone Rubber Power Leads: 48in (1219mm) Standard Length. Power Density: 2.5w/sq. in (0.004watts/sq. mm). Silicone Density Per Layer: 21.7oz/sq. yd. (736g/sq. m). Exposure Temperature Range: -60°F To 450°F (-51°C To 232°C). Dielectric Strength: Over 2000V. Brisk Heat #: SRL12121.