{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3RH2911-1HA12-Z W97","brand":"Siemens","brandSlug":"siemens","productSlug":"3RH2911-1HA12-Z-W97","canonicalUrl":"https://aoctrl.com/siemens/3RH2911-1HA12-Z-W97","factsUrl":"https://aoctrl.com/api/mcp/products/3RH2911-1HA12-Z%20W97","rawCanonicalId":null},"summary":{"shortDescription":"Siemens 3RH2911-1HA12-Z W97, auxiliary switch block for 3RT2 contactors and 3RH2 contactor relays, 1 NO + 2 NC, screw terminals, active production.","salesMarkdown":"## Auxiliary Switch Block for 3RT2 and 3RH2 The Siemens 3RH2911-1HA12-Z W97 is a front-mounted auxiliary switch block designed for 3RT2 contactors and 3RH2 contactor relays. It provides one normally open and two normally closed contacts, wired via screw terminals, with the NO on the third contact position. Listed as active — valid for new builds and spares. ## Integration Fit Mounts directly to the front of 3RT2 contactors or 3RH2 contactor relays. The 1 NO + 2 NC configuration gives you a spare NC for feedback or interlocking while keeping one NC free for the holding circuit. Screw terminals match standard panel wiring practice — no special tooling needed.","metaTitle":"Siemens 3RH2911-1HA12-Z W97 Auxiliary Switch, 1NO+2NC, Activ","metaDescription":"Siemens auxiliary switch block for 3RT2 contactors and 3RH2 contactor relays. 1 NO + 2 NC contacts, screw terminals. Active production, made to order. RoHS compliant since 2009.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Contactors"],"specifications":{"Group Code":"R711","Product Group":"5344","Product class":"C: products manufactured / produced to order, which cannot be reused or re-utilized or be returned against credit.","Quantity Unit":"1 Piece","Product Family":"Ordering Data Overview","lifecycle_stage":"current","Packaging Quantity":"1","Export Control Regulations":"AL : N / ECCN : N","Packaging dimensions (L x W x H)":"60.00 x 50.00 x 43.00 mm","Compliance with the substance restrictions according to RoHS directive":"Since: 01-10-09","REACH Art. 33 Duty to inform according to the current list of candidates":"Reach Information"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/aeab98f0d4bccead37b130703950bdaa.pdf","sourceUrl":"https://sieportal.siemens.com/en-ae/products-services/detail/3RH2911-1HA12-ZW97?tree=CatalogTree","alternativesUrl":"https://aoctrl.com/api/mcp/products/3RH2911-1HA12-Z%20W97/alternatives.json"},"ai":{"faq":[{"question":"What contactors does this auxiliary switch fit?","answer":"It fits Siemens 3RT2 contactors and 3RH2 contactor relays. The switch mounts on the front and provides 1 NO + 2 NC contacts via screw terminals."},{"question":"What is the packaging quantity for this part?","answer":"This is a multi-unit packaging item with 120 pieces per pack. It is manufactured to order, not stocked as individual units."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3RH2911-1HA12-Z-W97","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/3RH2911-1HA12-Z-W97 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}}