{"product_id":"siemens-emergency-stop-mushroom-p-button-red-1no-1nc-22mm","title":"Siemens Emergency stop mushroom p\/button, red, 1NO+1NC, 22mm","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Siemens 3SU1100-1HB20-1FG0 is an emergency-stop (E-Stop) mushroom pushbutton from the SIRIUS ACT 3SU1 series. It features a 40 mm red round actuating head and is designed for panel mounting via a 22 mm cutout. The button provides a reliable, positively-latching STOP\/E-OFF function, ensuring safe and fail-safe shutdown of machinery or installations in emergency situations.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEmergency-stop mushroom pushbutton, SIRIUS ACT 3SU1 series\u003c\/li\u003e\n\u003cli\u003eActuator: 40 mm diameter, red, round\u003c\/li\u003e\n\u003cli\u003ePositive-latching mechanism — remains locked until manually released (rotate-to-unlatch)\u003c\/li\u003e\n\u003cli\u003eSingle command point (1 pushbutton)\u003c\/li\u003e\n\u003cli\u003eBuilt-in contacts: 1 NC + 1 NC contact module for redundant safety switching\u003c\/li\u003e\n\u003cli\u003ePlastic housing suitable for industrial control panels\u003c\/li\u003e\n\u003cli\u003eWide environmental protection: IP66 \/ IP67 \/ IP69K when properly installed — dust-tight, wash-down and high-pressure-jet resistant\u003c\/li\u003e\n\u003cli\u003eScrew-terminal connections for wiring — robust and easy to connect\u003c\/li\u003e\n\u003cli\u003eRated insulation voltage 500 V, pollution degree 3 — suitable for industrial control circuits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArticle Number:\u003c\/strong\u003e 3SU1100-1HB20-1FG0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e E-Stop mushroom pushbutton, SIRIUS ACT 3SU1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActuator Diameter:\u003c\/strong\u003e 40 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Cut-out Diameter:\u003c\/strong\u003e 22.3 mm (typical tolerance +0.4 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContacts:\u003c\/strong\u003e 2 × NC (normally closed) for safety circuits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSwitching Mechanism:\u003c\/strong\u003e Positive-latching, rotate-to-unlatch reset\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsulation Voltage Rating:\u003c\/strong\u003e 500 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Rating (enclosure):\u003c\/strong\u003e IP66 \/ IP67 \/ IP69K (when correctly mounted), terminal side IP20\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact Terminal Connection:\u003c\/strong\u003e Screw-type terminals, conductor cross-section suitable for small signal\/control wiring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Ambient Temperature:\u003c\/strong\u003e –25 °C to +70 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical \/ Environmental Robustness:\u003c\/strong\u003e Shock and vibration resistant per industrial standards (shock test 15 g \/ 11 ms; vibration 10–500 Hz @ 5 g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e Meets emergency-stop requirements per EN ISO 13850 (as part of SIRIUS ACT emergency-stop devices)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThis pushbutton is ideal for use as an emergency-stop or safety shutdown switch on control panels, machine enclosures, automation cabinets, and safety circuits. It is suited for industrial environments — including those subject to dust, moisture, wash-downs or mechanical stress — thanks to its high ingress protection rating. Typical applications include machine safety interlocks, motor shutdowns, safety-guard circuits, emergency shutdowns in manufacturing, processing plants, and heavy-duty automation systems.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":40775037485120,"sku":"3SU1100-1HB20-1FG0","price":730.11,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/3662\/3424\/files\/3SU1100-1HB20-1FG0.jpg?v=1764918816","url":"https:\/\/industrial.rubicon.tech\/products\/siemens-emergency-stop-mushroom-p-button-red-1no-1nc-22mm","provider":"Rubicon Group Industrial Technology Shop","version":"1.0","type":"link"}