Couplers & I/O modules: Item no. 750-344 Fieldbus Coupler INTERBUS; 500 kbit/s; ECO Item no. 750-344 Fieldbus Coupler INTERBUS Please wait ... List price per piece* On request Price and availability after Your price per piece* On request PU (SPU): 1 Piece Item no. 750-344 Fieldbus Coupler INTERBUS Please wait ... List price per piece* On request Price and availability after Your price per piece* On request PU (SPU): 1 Piece