You are looking at a BRAND NEW----5.0 K.W. 5000 Watts 240 Volt Restring Kit. Part# 24501. Stretch Length: 46-110"Universal restring Kit for most all brands of heating furnaces:Includes one close wound coil, two 10/32" x 1-3/4" screws attached, two female ceramiic bushings, twwo male ceramic bushings, nuts and washers.Includes one 300 degrees fuse link.This kit can be used to repair burnt out heating elements in Electric Furnaces and Heat Pump Air Handler Heating Assemblies. Each element will produce 5000 watts @ 240 Volts.Example: if the K.W Rating of your Furnace or Air Handler with a total of (2) heating assemblies, producing 10.0 K.W. you would order (2) 5000 watt units if both of your elements need changing. ( 5000 watts=5.0 K.W. ) Only qualified people should be installing these kits.