4-conductor terminal block; without push-buttons; suitable for Ex e II applications; with snap-in mounting foot; 1-pole; for plate thickness 0.6 - 1.2 mm; fixing hole 3.5 mm; Ø 2.5 mm cage clamp; cross section 0.5 - 2.5 mm² or 20 - 12 AWG; strip length 8 - 9 mm; measured voltage 690 V.