Eaton Wiring 20 Amp NEMA 6-20R 250V Premium Single Receptacle, White (Eaton Wiring 5461W) | HomElectrical.com
6-20P, 20 A, Straight Blade Plug - 49YY53|BRY5466NP - Grainger
parkworld EV Charging Adapter 20 Amp 250-Volt NEMA 6-20P Plug to Household 15 Amp 125-Volt 5-15/20R T-Blade Connector (For 250V) 68031 - The Home Depot