{"product_id":"schneider-rhk421m","title":"Schneider RHK421M","description":"\u003cp\u003ePart of the Schneider Electric Harmony Relay series, the RHK421M is a plug-in latching relay designed for robust control system integration. This relay features a 4 Change-Over (4 C\/O) contact configuration, providing versatile switching capabilities for demanding industrial environments. Its latching mechanism ensures a stable ON\/OFF state without continuous coil energization, making it suitable for applications requiring persistent signal holding.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Harmony Relay\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Plug-in Latching Relay\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eContact Configuration:\u003c\/strong\u003e 4 Change-Over (4 C\/O)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFunctionality:\u003c\/strong\u003e Latching (maintains state without continuous power)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoil Voltage:\u003c\/strong\u003e Not specified in provided information; verify with manufacturer datasheet.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eContact Rating:\u003c\/strong\u003e Not specified in provided information; verify with manufacturer datasheet.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTermination Type:\u003c\/strong\u003e Plug-in socket compatible (socket sold separately).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Temperature Range:\u003c\/strong\u003e Not specified in provided information; verify with manufacturer datasheet.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications \u0026amp; compatibility\u003c\/h3\u003e\n\u003cp\u003eThe Schneider RHK421M is commonly employed in control panels for machinery requiring memory functions or to maintain a specific state. Applications include sequencing operations on assembly lines, interlocking safety circuits, and managing status indicators in process control systems. It is designed to interface with standard industrial control voltages and logic.\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 RHK421M or contact our technical team for cross-reference assistance with compatible Harmony Relay components.\u003c\/p\u003e","brand":"IAC Catalog","offers":[{"title":"Default Title","offer_id":41129785360468,"sku":"RHK421M","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0575\/2986\/0180\/files\/default-1_f18821a2-b2e7-4df2-a848-4d8428ea9368.webp?v=1777507828","url":"https:\/\/catalog.industrialautomationco.com\/products\/schneider-rhk421m","provider":"IAC Catalog","version":"1.0","type":"link"}