Leviton offers a large selection of 15, 20, 30 and 50 Amp Commercial Grade Straight Blade Plugs and Connectors, available in a wide variety of features. These rugged performers are moisture, chemical and abuse-resistant, And they're ideal for indoor and outdoor use. Our EPTR rubber-backed plugs and connectors stand up to rough use, protecting against dirt and moisture. The deep-slotted, backed-out terminal screws draw backwire clamps securely over stripped leads for maximum conductivity. 30/50 Amp, 250 Volt, Dual Power Vinyl Non-Grounding Angle Plug, Straight Blade, Commercial Grade, Black.Tough thermoplastic shell for long lifeShell and bottom are hinged in front for ease of assemblySolid brass blades with color-coded terminals simplify wiringEach dual combination plug supplied with 30A blades and flat 50A bladeInterchangeable blades eliminate need for stocking different devices