3RF2120-1BA04 SIEMENS ⍾ 3RF21201BA04

Semiconductor relay, 1-phase 3RF2 Overall width 22.5 mm, 50 A 48-460 V / 4-30 V DC screw terminal without control connector Customer-specific version

Semiconductor relay, 1-phase 3RF2 Width 22.5 mm, 20 A 24-230 V / 24 V DC screw terminal

Semiconductor relay, 1-phase 3RF2 Width 22.5 mm, 20 A 48-600 V / 4-30 V DC screw terminal Blocking voltage 1200 V