Swaged Cartridge Heater Heater Voltage 240V AC Lead Length 12 in Diameter 1/4 in Length 3 in 300 W Watts Watt Density 153W/sq in Max Temp Capability 1 400 Degrees F Sheath Material 321 Stainless Steel Precision Sheath Dia Tolerance +/-0.002 in Includes 10 in Braid On Leads