Box is new & sealed.  Inside photos taken from my other open box listing for verification of contents.

These modular repeaters provide electrical isolation and range extension for PROFIBUS networks at speeds up to 12 Mbps. Features include 4-way galvanic isolation between all interfaces, automatic data rate detection or fixed setting via DIP switches, bit retiming for unrestricted cascading, and bit oversampling for reliable detection of sporadic disturbances. DIN rail mountable, 24V DC supply. Can be combined with PSI-MOS fiber optic converters via modular DIN rail connectors.

Ships fast from Illinois