CWL2030FL 2776 30 Amp, 347/600 Volt 3-phY, NEMA L20-30R, 4P, 4W, Flanged Outlet
This is a Cooper / Arrow Hart CWL2030FL, equivalent Leviton part number is 2776. 30 Amp, 347/600 Volt 3PY, NEMA L20-30R, 4P, 4W, Flanged Outlet. shipping is free to U.S. locations.