Couplers & I/O modules: Item no. 750-377/025-000 Fieldbus Coupler PROFINET IO; 3rd Generation; Ext. Temperature; ECO Advanced1 of 3Color: Picture differs from the item. Item no. 750-377/025-000 Fieldbus Coupler PROFINET IO Please wait ... Price and availability after Login PU (SPU): 1 PieceAdd to shopping cartGenerate DatasheetDownloads as zipCompareAdd to WatchlistFind distributorsConfigure Item no. 750-377/025-000 Fieldbus Coupler PROFINET IO Please wait ... Price and availability after Login PU (SPU): 1 PieceAdd to shopping cartGenerate DatasheetDownloads as zipCompareAdd to WatchlistFind distributorsConfigure