Band Heater Heater Voltage 240V AC Inside Dia 4 1/2 in Width 1 1/2 in Material Aluminum Extrusion Max Temp 650 Degrees F Terminals Terminal Box Termination 36 in Lead Wire with 34 in Galvanized Armor Cable 850 W Watts Watt Density 47 sq in 3.54 A Amps Width Tolerance +/-3/32 in Features High Heat Conductivity