Schneider SR2B121FU Description Description Schneider 100-240VAC, 8 DI / 4 RO module, incl clock. Related products SCHNEIDER ATV28HU54N4 SCHNEIDER TSX1724012 SCHNEIDER ATV16U29M2 SCHNEIDER TSXASR402 SCHNEIDER TSXDMZ64DTK SCHNEIDER TSXDSY16R5
