Self Regulating Heating Cable, Mounting Location Wet or Dry, Cable Length 50 ft., Max. Circuit Length 250 ft., Voltage 120, 300 Watts On Metal, 400 Watts On Plastic, Plug Type NEMA 5-15, Features Easy to Install, For Use With Short Pipes, Water Pipe System, Plastic or Metal Pipe Up to 2 1/2 In. Dia., Standards UL Listed and CSA Certified Features Cable Length (Ft.) : 50 Features : Easy to Install For Use With : Short Pipes, Water Pipe System, Plastic or Metal Pipe Up to 2 1/2 Dia. Item : Self Regulating Heating Cable Type : Wet or Dry Location Preassembled With NEMA 5-15 Plug Mounting Location : Wet or Dry Plug Type : NEMA 5-15 Voltage : 120 Watts On Metal : 300 Watts On Plastic : 400 Characteristics : Easy to Install, Attach to Pipe, Insulate and Plug into a Ground Fault Protected Outlet per Instructions Supplied with Heating Cable Standards : UL Listed and CSA Certified Watts per Foot : 6 Cable Length : 50 ft. Max. Circuit Length : 250 ft.