Choose from our selection of welding plugs, including over 70 products in a wide range of styles and sizes. Same and Next Day Delivery., The type of outlet needed for a welder depends on the welder’s voltage and amperage requirements. Most household welders require a 220v outlet, while industrial models may need higher. Welding equipment demands specific electrical outlets to operate safely and efficiently., Shop Welding Machine Plugs, Adapters & Connectors. Looking for a specific part? Search our OEM catalog or give us a call at 1-844-682-0205., Welding Guides - Aluminum Welding - Automotive Welding, Welder Connectors & Adapters at Tractor Supply Co. Buy online, free in-store pickup. Shop today!, Welding cable connectors make quick-connecting lead extensions, repair worn cable or electrode connections. Connectors standardize connection types, allowing users to connect leads to power sources for improved efficiency. These Tweco-style Positive Cam connectors are individual male (plug) or female (socket) components..