Industrial safety Opto-electronic protective devices Non-contact safety switches Electro-mechanical safety switches Safety Light Curtains Safety Laser Scanners Multiple Light Beam Safety Devices Single Light Beam Safety Devices AS-Interface Safety at Work PROFIsafe Sensors Safety Relays Configurable Safety Relays Programmable Safety Controllers Intrinsic Safety Zener Barriers Isolators Fieldbus Power Supplies AS-i Megablock Series Fault Indicators Two-hand control panels Door handle switch Hinge safety switch Emergency-Stop button