{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3RH1911-1MA20-ZW97","brand":"Siemens","brandSlug":"siemens","productSlug":"3RH1911-1MA20-ZW97","canonicalUrl":"https://aoctrl.com/siemens/3RH1911-1MA20-ZW97","factsUrl":"https://aoctrl.com/api/mcp/products/3RH1911-1MA20-ZW97","rawCanonicalId":null},"summary":{"shortDescription":"Siemens auxiliary switch block, 2NO, order code 3RH1911-1MA20-ZW97.","salesMarkdown":"The Siemens 3RH1911-1MA20-ZW97 is an auxiliary switch block with 2 normally-open contacts, used to signal the position of a main contactor or relay in a control circuit. It mounts directly on the front or side of compatible SIRIUS contactors and relays, adding status feedback for PLC inputs, indicator lamps, or interlocking logic without extra wiring to the main power path.","metaTitle":"Siemens 3RH1911-1MA20-ZW97 Auxiliary Switch Block, 2NO","metaDescription":"Siemens 3RH1911-1MA20-ZW97 auxiliary switch block, 2NO contacts. Lifecycle stage current — active production. Sourced to order against RFQ.","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=163201&mlfb=3RH1911-1MA20-ZW97","alternativesUrl":"https://aoctrl.com/api/mcp/products/3RH1911-1MA20-ZW97/alternatives.json"},"ai":{"faq":[{"question":"What is the function of this auxiliary switch block?","answer":"It provides 2 normally-open auxiliary contacts for signaling the on/off status of the main contactor or relay it mounts to."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3RH1911-1MA20-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/3RH1911-1MA20-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}}