Connection terminal having: - at least one busbar piece and - at least one clamping spring, with the connection terminal having at least one spring-force clamping connection (3, 3a, 3b), which is formed from a clamping spring and a portion of a busbar piece, in order to clamp an electrical conductor at a clamping point between a clamping portion of the clamping spring and the busbar piece portion, - and having an insulating-material housing which has at least one conductor insertion opening which leads to an associated spring-force clamping connection (3, 3a, 3b) and extends in a conductor insertion direction, - and having at least one pivotably mounted operating lever (8, 8a, 8b) which is designed to interact with at least one clamping spring by means of an operating portion in order to open at least one associated spring-force clamping connection (3, 3a, 3b) when the operating lever (8, 8a, 8b) is pivoted, and has an operating arm which adjoins the operating portion, wherein - the rotation axis of the operating lever (8, 8a, 8b) is arranged transverse to the conductor insertion direction in an associated conductor insertion opening or the extension of the conductor insertion opening which continues in the conductor insertion direction to the clamping point, characterized in that the at least one operating lever (8, 8a, 8b) is arranged so as to be adjacent to an associated busbar piece portion, which forms the clamping point, such that the rotation axis of the operating lever (8, 8a, 8b) is arranged in the space between the plane which is spanned by the busbar piece portion and a plane which is parallel thereto and in which the clamping edge of the clamping spring, which is fully open when the operating lever (8, 8a, 8b) is pivoted, is situated. - at least one busbar piece and - at least one clamping spring, with the connection terminal having at least one spring-force clamping connection (3, 3a, 3b), which is formed from a clamping spring and a portion of a busbar piece, in order to clamp an electrical conductor at a clamping point between a clamping portion of the clamping spring and the busbar piece portion, - and having an insulating-material housing which has at least one conductor insertion opening which leads to an associated spring-force clamping connection (3, 3a, 3b) and extends in a conductor insertion direction, - and having at least one pivotably mounted operating lever (8, 8a, 8b) which is designed to interact with at least one clamping spring by means of an operating portion in order to open at least one associated spring-force clamping connection (3, 3a, 3b) when the operating lever (8, 8a, 8b) is pivoted, and has an operating arm which adjoins the operating portion, wherein - the rotation axis of the operating lever (8, 8a, 8b) is arranged transverse to the conductor insertion direction in an associated conductor insertion opening or the extension of the conductor insertion opening which continues in the conductor insertion direction to the clamping point, characterized in that the at least one operating lever (8, 8a, 8b) is arranged so as to be adjacent to an associated busbar piece portion, which forms the clamping point, such that the rotation axis of the operating lever (8, 8a, 8b) is arranged in the space between the plane which is spanned by the busbar piece portion and a plane which is parallel thereto and in which the clamping edge of the clamping spring, which is fully open when the operating lever (8, 8a, 8b) is pivoted, is situated.