"KB 3 - 4-mm system/plug Cable lug with non-crushable, flexible insulating sleeve with cross hole, 4-mm diameter.
Soldered connection up to max.
2.5 mm².
For connecting to bolts between 4 mm and 7 mm in diameter.
Contact material: nickel-plated brass.
Technical dataConnection: soldered connectionRated voltage: 30 VAC/60 VDCMeasurement category according to IEC61010: without rated measurement category, for circuits that are not directly connected to the mainsRated current (note the derating curve): 30 AContact pin material: brass, nickel platedHousing material: PVC-PTemperature range according to IEC61010: -25°C to +70°C "