{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3RH1911-2GA22-ZW97","brand":"Siemens","brandSlug":"siemens","productSlug":"3RH1911-2GA22-ZW97","canonicalUrl":"https://aoctrl.com/siemens/3RH1911-2GA22-ZW97","factsUrl":"https://aoctrl.com/api/mcp/products/3RH1911-2GA22-ZW97","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SIRIUS 3RH1 auxiliary switch block, 3RH1911-2GA22-ZW97, 2 NO + 2 NC, spring-type terminal, 4-pole, for contactor relays.","salesMarkdown":"The Siemens 3RH1911-2GA22-ZW97 is a 4-pole auxiliary switch block designed for SIRIUS 3RH1 contactor relays. It provides 2 normally-open and 2 normally-closed contacts (2 NO + 2 NC) arranged per EN 50011, with spring-type terminals for fast, vibration-resistant wiring. This is the part that tells the PLC or safety circuit whether the main contactor has picked up or dropped out — critical for status feedback on motor starters, conveyor drives, or pump panels.","metaTitle":"Siemens 3RH1911-2GA22-ZW97 Auxiliary Switch Block, 2NO+2NC,","metaDescription":"Siemens 3RH1911-2GA22-ZW97 auxiliary switch block for contactor relays. 2NO+2NC contacts, spring-type terminals, 4-pole. Lifecycle stage: current. Phased-out; successor is SIRIUS 3","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Contactors"],"specifications":{"lifecycle_stage":"current"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=454024&mlfb=3RH1911-2GA22-ZW97","alternativesUrl":"https://aoctrl.com/api/mcp/products/3RH1911-2GA22-ZW97/alternatives.json"},"ai":{"faq":[{"question":"What replaces the 3RH1911-2GA22-ZW97?","answer":"The official successor is the SIRIUS 3RH2 series auxiliary switch block. Check the 3RH2 catalog for a direct pin-compatible replacement that matches the 2 NO + 2 NC contact arrangement and spring-type terminal style."},{"question":"What are the key specifications?","answer":"It is a 4-pole auxiliary switch block with 2 normally-open and 2 normally-closed contacts (2 NO + 2 NC) arranged per EN 50011. Terminals are spring-type. It is designed for SIRIUS 3RH1 contactor relays."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3RH1911-2GA22-ZW97","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/siemens/3RH1911-2GA22-ZW97 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-09-02T08:15:54.622Z","lastPublished":"2026-09-02T08:15:54.622Z","indexable":true}}