HUBBELL Made in the USA 30A 250V Twist Lock Cord Receptacle Connectors NEMA L6-30R This is a new NEMA L6-30 Cord receptacle with built in cord clamp. 2 Pole (with Ground) , 250 Volt, 30 Amp. From bulk packaging, no retail box included. Compare at over $45.00 each in the USA excluding shipping. Not East Asia Products.