A power supply connector having a first part and a second part that are connected to each other such that they can turn relative each other about a common turning axis (ax) within a predefined and/or restricted turning angle and the first part comprises a first set (11, 101) of plurality of conductors (11a-n, 101an) and the second part comprises a corresponding second set (21, 201) of plurality of conductors (21a-n, 201a-n), such that pairs of conductors (11a-n, 21an; 101a-n, 202a-n) are formed, wherein the pairs of conductors (11a-n, 21a-n; 101a-n, 201a-n) are electrically connected by electrical connections (20a-n; 200a-n) comprising a connection tip (12a-n; 202a-n) on one conductor (11a-n; 201a-n) of the first and the second part (1, 2) and a contact surface (23a-n; 103a-n) on one connection plate (22a-n; 102a-n) on the other conductor (21a-n; 101a-n) of the first and second part (1, 2), wherein the electrical connections (20a-n; 200a-n) are provided in at least one circular shape (C11, C12, C21, C22) around the turning axis (ax) of the power supply connector, wherein the circumferential extension of the respective contact surface (23a-n; 103a-n) is less than 360° divided by the number of pairs of conductors (11a-n, 21a-n; 101a-n, 201a-n) and multiplied by the number of circular shapes (C11, C12, C21, C22) the contact surfaces are distributed over, the predefined and/or restricted turning angle between the first part and the second part is limited to the shortest angular extension of the contact surfaces (23a-n; 103a-n), and wherein the contact surfaces (23a-n; 103a-n) are distributed along the at least one circular shape such that the pairs of conductors (11a-n, 21a-n; 101a-n, 201a-n) are permanently electrically connected, characterized in that the contact surface (103a-n) of at least one connection plate (102a-n) is radially directed and is arc-shaped in the circumferential direction. the first part comprises a first set (11, 101) of plurality of conductors (11a-n, 101an) and the second part comprises a corresponding second set (21, 201) of plurality of conductors (21a-n, 201a-n), such that pairs of conductors (11a-n, 21an; 101a-n, 202a-n) are formed, wherein the pairs of conductors (11a-n, 21a-n; 101a-n, 201a-n) are electrically connected by electrical connections (20a-n; 200a-n) comprising a connection tip (12a-n; 202a-n) on one conductor (11a-n; 201a-n) of the first and the second part (1, 2) and a contact surface (23a-n; 103a-n) on one connection plate (22a-n; 102a-n) on the other conductor (21a-n; 101a-n) of the first and second part (1, 2), wherein the electrical connections (20a-n; 200a-n) are provided in at least one circular shape (C11, C12, C21, C22) around the turning axis (ax) of the power supply connector, wherein the circumferential extension of the respective contact surface (23a-n; 103a-n) is less than 360° divided by the number of pairs of conductors (11a-n, 21a-n; 101a-n, 201a-n) and multiplied by the number of circular shapes (C11, C12, C21, C22) the contact surfaces are distributed over, the predefined and/or restricted turning angle between the first part and the second part is limited to the shortest angular extension of the contact surfaces (23a-n; 103a-n), and wherein the contact surfaces (23a-n; 103a-n) are distributed along the at least one circular shape such that the pairs of conductors (11a-n, 21a-n; 101a-n, 201a-n) are permanently electrically connected, characterized in that the contact surface (103a-n) of at least one connection plate (102a-n) is radially directed and is arc-shaped in the circumferential direction.