Midwest ElectricÆs Temporary Power and Power Outlets are a means of providing power required by various construction trades, residential sites, and mobile electrical applications. Temporary Power and Power Outlets offer one or more receptacles, with or without overcurrent protection, disconnecting, metering, and/or pedestal mounting functions, in a single enclosure of G-90 zinc-coated steel. The NEMA 3R rainproof enclosure is lockable and engineered to provide maximum protection against weather, vandalism, and normal field use.