This AC WORKS brand piggy‑back adapter [PB1430L630] is a 1‑foot, heavy‑duty splitter designed to expand the functionality of a standard NEMA 14‑30 outlet. It features a NEMA 14‑30P 30 Amp, 125/250 Volt dryer plug with a matching 14‑30R piggy‑back connector on the backside, allowing you to maintain your primary dryer or equipment connection. The additional female end is a NEMA L6‑30R 30 Amp, 250 Volt locking connector, providing a secure way to power welders, EV equipment, or workshop tools. The cord is built with STW 10/3, 600 Volt anti‑cold‑weather cable that stays flexible in harsh temperatures. This adapter is super durable and commonly used for residential, generator, camping, and workshop applications. Backed by a 5‑year limited warranty. Material: PVC.