Schneider STBDDO3415K Description Description Schneider 4 DO, 24 VDC, source 0.25A, limited diagnostics, no reflex, Basic Related products SCHNEIDER TSXAEY414 SCHNEIDER TSXAEY1614 SCHNEIDER TSXAEY800 SCHNEIDER TSXDSY16R5 SCHNEIDER TSXPSY1610 SCHNEIDER TSX1723428