New!-never used or installed contactor - BUY WITH CONFIDENCE AND BUY DIRECT from Contact Industries Inc, Lexington, Ohio USA! CT 350 Series- Model CT350E28E2 (350 AMP). NSN # 6110-01-224-6409 and 5999-01-593-5428. Check out our other listings for more contactors and service kits. For Larger quantities contact us so we can set up a listing for you.!