Part Number: 078477808511 <br> Part: Leviton 2511 Locking Plug, 20A, 3PH Y 120/208V, 4P5W <br> 20 Amp, 120/208 Volt 3-Phase, NEMA L21-20P, 4P, 5W, Locking Plug, Industrial Grade, Grounding - Black-White. <br> Poles:4 <br> Color:Black/White <br> Phase:3 <br> Type:Plug, Grounding <br> NEMA Configuration:L21-20P <br> Also known as: 078477808511, PASL2120P., NEMAL2120PL, L2120P, HUB2511., ARHAH6472, LEV2511, Leviton, 2511, 20 Amp Plugs, Nema Twistlock Plugs, Nema Twistlock, Wiring Devices <br> Equivalent to: </p><ul><li>Arrow Hart</li><li>AH6472</li><li>Bryant </li><li>72120-NP </li><li>Hubbell</li><li>2511</li><li>Hubbell</li><li>HBL2511</li><li>Hubbell Wiring </li><li>2511</li><li>Hubbell Wiring </li><li>HBL2511 </li><li>Pass &amp; Seymour </li><li>L2120-P </li></ul>