{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3RH1911-1MA11-ZW97","brand":"Siemens","brandSlug":"siemens","productSlug":"3RH1911-1MA11-ZW97","canonicalUrl":"https://aoctrl.com/siemens/3RH1911-1MA11-ZW97","factsUrl":"https://aoctrl.com/api/mcp/products/3RH1911-1MA11-ZW97","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SIRIUS auxiliary switch block, order code 3RH1911-1MA11-ZW97, 1NO+1NC contact configuration, current lifecycle stage.","salesMarkdown":"The Siemens 3RH1911-1MA11-ZW97 is an auxiliary switch block carrying one normally-open and one normally-closed contact (1NO+1NC). It mounts on SIRIUS contactors and motor starters to provide status feedback or control interlocking signals back to the PLC or relay logic. ## Integration note This auxiliary switch block snaps onto the front of SIRIUS 3RT2 contactors or 3RA2 reversing assemblies. The 1NO+1NC configuration occupies the first auxiliary slot; additional blocks stack to the right without increasing panel depth.","metaTitle":"Siemens 3RH1911-1MA11-ZW97 Auxiliary Switch Block, 1NO+1NC,","metaDescription":"Siemens 3RH1911-1MA11-ZW97 auxiliary switch block with 1NO+1NC contacts. Lifecycle stage is current. Sourced to order against an RFQ for BOM line commitment.","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=156946&mlfb=3RH1911-1MA11-ZW97","alternativesUrl":"https://aoctrl.com/api/mcp/products/3RH1911-1MA11-ZW97/alternatives.json"},"ai":{"faq":[{"question":"What is the contact configuration of this auxiliary switch block?","answer":"It provides one normally-open and one normally-closed contact (1NO+1NC), suitable for feedback or interlocking signals."},{"question":"How do I source this part for a BOM line?","answer":"This part is quoted to order against an RFQ. Submit the order code 3RH1911-1MA11-ZW97 for a sourcing commitment."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3RH1911-1MA11-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/3RH1911-1MA11-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}}