{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3SK1120-2AB40-Z X90","brand":"Siemens","brandSlug":"siemens","productSlug":"3SK1120-2AB40-Z-X90","canonicalUrl":"https://aoctrl.com/siemens/3SK1120-2AB40-Z-X90","factsUrl":"https://aoctrl.com/api/mcp/products/3SK1120-2AB40-Z%20X90","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SIRIUS safety relay, Advanced series, 3SK1120-2AB40-Z X90, 1 enabling circuit, 0.5 A, 24 V DC, spring-type push-in terminals.","salesMarkdown":"## Safety relay for one enabling circuit The Siemens 3SK1120-2AB40-Z X90 is a SIRIUS Advanced series safety relay with one enabling circuit rated at 0.5 A, powered by 24 V DC. It uses spring-type push-in terminals for wiring — no screwdriver needed on the terminations, which speeds panel assembly and avoids loose-terminal callbacks. The single enabling circuit is a straightforward fit for guarding one hazard zone or one e-stop loop; if your safety circuit needs multiple independent channels, you'd step up to a dual- or triple-circuit variant in the same series. This relay sits in a standard DIN-rail enclosure alongside other SIRIUS control gear. For a commissioning engineer, the spring clamp means no torque spec to verify — just strip, insert, pull-test.","metaTitle":"Siemens 3SK1120-2AB40-Z X90 SIRIUS Safety Relay, 24V DC, 1 E","metaDescription":"Siemens SIRIUS 3SK1120-2AB40-Z X90 safety relay, 24V DC, 1 enabling circuit, 0.5A, push-in spring terminals. Active production. RoHS compliant since 2012. Submit RFQ for pricing.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Safety Relays"],"specifications":{"title":"3SK1120-2AB40-Z X90","Group Code":"R711","description":"SIRIUS safety relay Basic unit Advanced series electronic enabling circuits 1 enabling circuit 0.5 A Us = 24 V DC Spring-type terminal (push-in)","Product Group":"3761","Product class":"A: Standard product which is a stock item could be returned within the returns guidelines/period.","Quantity Unit":"1 Piece","Product Family":"Ordering Data Overview","lifecycle_stage":"current","Packaging Quantity":"1","Export Control Regulations":"AL : N / ECCN : 9N9999","Packaging dimensions (L x W x H)":"30.00 x 30.00 x 25.00 mm","Compliance with the substance restrictions according to RoHS directive":"Since: 05-11-12","REACH Art. 33 Duty to inform according to the current list of candidates":"Lead CAS-No. 7439-92-1 > 0,1 % (w / w)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/214d4c87708b03cf37f2baad915445a9.pdf","sourceUrl":"https://sieportal.siemens.com/en-ae/products-services/detail/3SK1120-2AB40-ZX90?tree=CatalogTree"},"ai":{"faq":[{"question":"What is the group code and product group for 3SK1120-2AB40-Z X90?","answer":"The group code is R711 and the product group is 3761."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3SK1120-2AB40-Z-X90","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/3SK1120-2AB40-Z-X90 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:51:03.652Z","lastPublished":"2026-08-11T15:51:03.652Z","indexable":true}}