PSEN ma2.1p-34/PSEN2.1-10-06/LED/ATEX/1u 506413 Magnetic safety switch PSENmag, with safety switch and square actuator, ATEX certificate, 4-pin M8 male connector, series connection, incl. 1 pair CABLE/M8/CLIP to secure 1 M8 plug-in connector. Our magnetic sensors PSENmag are ideal for monitoring safety gates and positions for all applications thanks to their manipulation-proof concept.