20 Amp, 250 Volt, NEMA L2-20P, 2P, 2W, Plug, Locking Blade, Industrial Grade, Non-Grounding - BLACK-WHITE. NOTABLE FEATURES: Leviton’s Industrial Grade Locking Devices are built to provide unparalleled quality and superior performance in the most severe industrial settings. Leviton combines the best materials available with superior production standards to produce a broad selection of Locking Devices of unmatched flexibility and dependability.