The LDC-20NM-20TF 20 Amp NEMA Adapter cable is a heavy duty 12/3 AC cable that’s perfect for location shoots, studio sets and theatrical stages to power lighting, audio and video gear. These cables are built with SJOOW heavy duty 12/3 wire and terminated with Leviton 20 Amp male to 20 Amp locking female plugs. The Twistlock design on the female end provides a secure AC connection to ensure your gear is always up and running!