D4SBU20.......D4SBU40 4.0 Amp. Glass Passivated Ul.
D4SBU40 - Glass Passivated Ultrafast Bridge Rectifiers
D4SBU20.......D4SBU40 4.0 Amp. Glass Passivated Ultrafast Bridge Rectifiers Plastic Case .118(3.0)X45 0 Voltage 200 V to 400 V .147(3.7) .130(3.3) C.