 Under her new captain, "U-43" left Lorient on 10 November 1940 and returned to the waters west of Ireland, where she sank three more merchant ships and damaged a fourth.On the morning of 2 December she attacked Convoy OB 251 west-south-west of Rockall and sank two ships.Her first victim was the 7,113 ton British merchant ship "Pacific President", which was hit by two torpedoes and quickly sank with the loss of her crew of 50 men.