RF safe transmission path for electrically connecting a first and a second electrical unit (1, 3) with each other, for use in an RF electrical and/or magnetic field of an MR imaging system, comprising: - at least one electrically conductive connection being subdivided into at least two line segments or sections which are connected to each other by means of at least one switching unit (22, 23, 24,..) such that the transmission path is RF safe with respect to heating due to standing waves when guided through the RF electrical and/or magnetic field of the MR imaging system, characterized in that: - the at least one switching unit (22, 23, 24,..) comprises a switch with electrical contacts (221, 231, 241,...) for electrically separating and connecting, respectively, the at least two line segments or sections of the electrically conductive connection, by opening and closing, respectively, the electrical contacts (221, 231, 241,...), the switch thereby being arranged for switching the RF safe transmission path between an RF safe mode in which the electrical contacts are open and the transmission path has a low or substantially zero electrical conductance and a low or substantially zero capacitance, and a signal transmission mode in which the electrical contacts are closed, the transmission path has a low or substantially zero impedance and 15 signals can be transmitted over the electrically conductive connection. - at least one electrically conductive connection being subdivided into at least two line segments or sections which are connected to each other by means of at least one switching unit (22, 23, 24,..) such that the transmission path is RF safe with respect to heating due to standing waves when guided through the RF electrical and/or magnetic field of the MR imaging system, characterized in that: - the at least one switching unit (22, 23, 24,..) comprises a switch with electrical contacts (221, 231, 241,...) for electrically separating and connecting, respectively, the at least two line segments or sections of the electrically conductive connection, by opening and closing, respectively, the electrical contacts (221, 231, 241,...), the switch thereby being arranged for switching the RF safe transmission path between an RF safe mode in which the electrical contacts are open and the transmission path has a low or substantially zero electrical conductance and a low or substantially zero capacitance, and a signal transmission mode in which the electrical contacts are closed, the transmission path has a low or substantially zero impedance and 15 signals can be transmitted over the electrically conductive connection. - the at least one switching unit (22, 23, 24,..) comprises a switch with electrical contacts (221, 231, 241,...) for electrically separating and connecting, respectively, the at least two line segments or sections of the electrically conductive connection, by opening and closing, respectively, the electrical contacts (221, 231, 241,...), the switch thereby being arranged for switching the RF safe transmission path between an RF safe mode in which the electrical contacts are open and the transmission path has a low or substantially zero electrical conductance and a low or substantially zero capacitance, and a signal transmission mode in which the electrical contacts are closed, the transmission path has a low or substantially zero impedance and 15 signals can be transmitted over the electrically conductive connection.