{"product_id":"schneider-zb4bw643","title":"Schneider ZB4BW643","description":"\u003cp\u003eDesigned for critical safety functions in demanding industrial environments, the Schneider Electric ZB4BW643 is a 40mm red mushroom-head emergency switching off pushbutton head. This component is part of the robust Harmony XB4 series, engineered for reliability and operator safety. Its mechanical latching mechanism ensures that once activated, the pushbutton remains engaged until intentionally reset, providing a secure emergency stop function.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Details\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Harmony XB4\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eActuator Type:\u003c\/strong\u003e Emergency Stop Pushbutton\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHead Shape:\u003c\/strong\u003e Mushroom\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 40mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Red\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eActuation Method:\u003c\/strong\u003e Push-pull (for reset)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMounting Diameter:\u003c\/strong\u003e 22mm (standard for Harmony XB4)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eContact Configuration:\u003c\/strong\u003e Requires separate contact blocks (not included) to define electrical function (e.g., NC for emergency stop). Verify compatibility with your specific application requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe ZB4BW643 is commonly deployed in machine control panels, safety circuits, and emergency stop stations across various industries. It is suitable for applications requiring immediate and reliable shutdown of machinery, such as on packaging lines, material handling equipment, CNC machinery, and assembly automation systems where operator safety is paramount.\u003c\/p\u003e\n\n\u003cp\u003eAvailable from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider ZB4BW643 or contact our technical team for cross-reference assistance with compatible Harmony XB4 components.\u003c\/p\u003e","brand":"Schneider Electric","offers":[{"title":"Default Title","offer_id":41130551509076,"sku":"ZB4BW643","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0575\/2986\/0180\/files\/default-1_56587534-0f5d-49a5-8df6-6fcaf705a1e7.webp?v=1777509226","url":"https:\/\/catalog.industrialautomationco.com\/products\/schneider-zb4bw643","provider":"IAC Catalog","version":"1.0","type":"link"}