{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3RF3900-0WA88","brand":"Siemens","brandSlug":"siemens","productSlug":"3RF3900-0WA88","canonicalUrl":"https://aoctrl.com/siemens/3RF3900-0WA88","factsUrl":"https://aoctrl.com/api/mcp/products/3RF3900-0WA88","rawCanonicalId":null},"summary":{"shortDescription":"Siemens, Accessories, heat conducting foil for semiconductor relay 3RF30/31/51, 3RF3900-0WA88, RoHS compliant since 15-01-24.","salesMarkdown":"The 3RF3900-0WA88 is a heat conducting foil designed specifically for the Siemens 3RF30, 3RF31, and 3RF51 series semiconductor relays. It's a thermal interface material that sits between the relay's power module and its heatsink, ensuring efficient heat transfer away from the semiconductor junction. For a sourcing buyer, this is the correct thermal pad to order when servicing or building out a panel with those relay families — using the wrong foil or omitting it entirely will degrade the relay's thermal performance and shorten its service life.","metaTitle":"Siemens 3RF3900-0WA88 heat conducting foil, for 3RF30/31/51","metaDescription":"Active-production heat conducting foil for Siemens 3RF30/31/51 semiconductor relays. RoHS compliant since 15-01-24. Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Solid State Relays"],"specifications":{"title":"3RF3900-0WA88","Group Code":"R711","description":"heat conducting foil for semiconductor relay 3RF30/31/51","Product Group":"3725","Product class":"A: Standard product which is a stock item could be returned within the returns guidelines/period.","Quantity Unit":"1 Piece","Product Family":"Accessories","lifecycle_stage":"current","Packaging Quantity":"1","Export Control Regulations":"AL : N / ECCN : N","Packaging dimensions (L x W x H)":"50.00 x 20.00 x 10.00 mm","Compliance with the substance restrictions according to RoHS directive":"Since: 15-01-24","REACH Art. 33 Duty to inform according to the current list of candidates":"Reach Information"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/cf55f6d3175f0878878c031e67f0c929.pdf","sourceUrl":"https://sieportal.siemens.com/en-ae/products-services/detail/3RF3900-0WA88?tree=CatalogTree"},"ai":{"faq":[{"question":"What compliance documentation is available for this part?","answer":"RoHS compliance is confirmed effective 15-01-24. REACH Article 33 candidate list information is available on request. No UL, CSA, or IEC certifications are listed for this accessory."},{"question":"What is the group code and product group for this part?","answer":"The group code is R711 and the product group is 3725."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3RF3900-0WA88","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/3RF3900-0WA88 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-22T19:47:38.189Z","lastPublished":"2026-07-22T19:47:38.189Z","indexable":true}}