Junction box and solar panel using the solar panel

The invention relates to a junction box for a solar module, comprising: - a first and second terminal post, - at least two electrical conductors contacts a first of said at least two electrical conductors contacts with a first electrical conductor is contactable, and a second of the at least two electrical conductors contacts a second electrical conductor is contactable - an actuator wherein the actuator electrically connecting the first terminal post to the first conductor contact and the second connection pole to the second conductor contact, wherein the actuator a predetermined electrical input current I wherein the actuator a predetermined electrical input voltage U as well as a solar panel and a use of the solar panel.