Electric Heating Cable Cable Type Self-Regulating Cable Length 50 ft Indoor/Outdoor NEMA Plug Configuration 5-15P 6 W Watts per Foot @ 40F Voltage 120V AC Includes Heating Cable and Power Cable with Plug 300 W Watts per Cable @ 40F 2.1 A Amps per Cable @ 40F 0.04 A Amps per Foot @ 40F Cable Cover Material Thermoplastic Elastomer Cable Material Copper Frequency 60 Hz Max Circuit Length 350 ft Max Operating Temp 150 Degrees F Min Operating Temp -40 Degrees F