Wago 221-415, 221 Series Box of 25Electrical Data Ratings Per IEC EN 60664 1 Rated voltage (II 2) 450 V Rated impulse voltage (II 2) 4 kV Rated current 32 A Connection Data Connection technology CAGE CLAMP Actuation type Lever Connectable conductor materials Copper Nominal cross section 4 mm Solid conductor 0. 2 4 mm 24 12 AWG Stranded conductor 0. 2 4 mm 24 12 AWG Fine stranded conductor 0. 14 4 mm 24 12 AWG Strip length 11 mm 0. 43 inch Total number of connection points 5 Total