2-pole couplers with strain-relief

For flexible, stranded and solid wires. Wire cross-section 0,75-4,0 mm². Strain-relief for cables with outer diameter of 5,5-11,5 mm. Couplers NAC21SL.W, NAC21SL.B and NCC21SL.G with strain-relief for cables with outer diameter of 4,0-10,5 mm. Weight 11,8 g. Pole markings in parentheses.