This is a high quality power cord with heavier insulation than most similar cords, making it more durable. At 15 feet, it's more than double the length of most IEC power cords (which are typically around six feet long). This eliminates the need for annoying extension cables. Note that OSHA does not condone the "permanent" use of extension cords (generally more than 24 hours) and does not permit the use of extension cords in some situations. . Most IEC style cables tie in a small knot and keep that twisted and twisted "set" forever. This rolls up and lies down well.