U.S. Wire & Cable's Temporary Power Box is designed to offer power to virtually any large-scale outdoor event, such as: construction sites, carnivals and fairs, convention centers...etc. Temporary Power Box Cords are made from the highest quality STW wire. This jacketing is resistant to water, weather and abrasion. They have a heavy duty 125/250V 50 Amp plug and connector. The 50 Amp inlets and outlets are recessed for additional safety. They also feature weatherproof covers. All outlets are protected with weatherproof covers and are circuit breaker protected against overloads. The 20 Amp outlets have additional GFCI protection for added safety. Made to meet OSHA Requirements.