BL 3.50/21/90 SN OR BX Weidmüller ⍾ 1638740000 ⍾ BL3502190SNORBX

PCB plug-in connector, female plug, 5.00 mm, Number of poles: 4, 180°, Clamping yoke connection, Clamping range, max.: 3.31 mm², Box

PCB plug-in connector, female plug, 3.50 mm, Number of poles: 3, 180°, Tension-clamp connection, Clamping range, max.: 1.5 mm², Box

PCB plug-in connector, female plug, 5.08 mm, Number of poles: 8, 90°, Clamping yoke connection, Clamping range, max.: 4 mm², Box