{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"5SY5216-6CC12","brand":"Siemens","brandSlug":"siemens","productSlug":"5SY5216-6CC12","canonicalUrl":"https://aoctrl.com/siemens/5SY5216-6CC12","factsUrl":"https://aoctrl.com/api/mcp/products/5SY5216-6CC12","rawCanonicalId":null},"summary":{"shortDescription":"Siemens 5SY5 series, miniature circuit breaker (MCB), 2-pole, B16 characteristic, 440V DC, 10kA breaking capacity, order code 5SY5216-6CC12.","salesMarkdown":"The Siemens 5SY5216-6CC12 is a 2-pole miniature circuit breaker from the 5SY5 series, rated B16 curve with a 440V DC breaking capacity of 10kA. For BOM planning, the current lifecycle stage means no immediate migration risk. The 440V DC rating is the key differentiator: this MCB is designed for DC-side protection in photovoltaic arrays, battery banks, or DC bus distribution — not for standard AC branch circuits. The 2-pole (2P) configuration breaks both the positive and negative conductors simultaneously, required for ungrounded DC systems per IEC 60947-2. The B16 curve provides fast magnetic trip for short circuits while allowing moderate inrush from capacitive loads. ## Integration notes Snap-on mounting to standard DIN rail (EN 60715). The 2-pole width occupies two modular units (36 mm). Terminals accept 0.5–25 mm² conductors; torque to 2.5 Nm. No derating required for ambient temperatures up to 40°C per the manufacturer's data.","metaTitle":"Siemens 5SY5216-6CC12 MCB, 2P B16, 440V DC, 10kA","metaDescription":"Siemens 5SY5216-6CC12 MCB, 2-pole B16 curve, rated 440V DC with 10kA breaking capacity. Current lifecycle stage. Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["2-Pole MCB (DIN Rail)"],"specifications":{"title":"5SY5216-6CC12","description":"MCB 5SY5 CRH 440V DC 10KA 2P B16","lifecycle_stage":"current"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/25f1e4d489af87f9e23f4b60a81a76e8.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=1265775&mlfb=5SY5216-6CC12"},"ai":{"faq":[{"question":"What is the 5SY5216-6CC12 used for?","answer":"It is a 2-pole B16 miniature circuit breaker rated for 440V DC with 10kA breaking capacity, used for DC-side overcurrent protection in photovoltaic systems, battery banks, and DC distribution panels."},{"question":"How can I get pricing and availability for the 5SY5216-6CC12?","answer":"Pricing and availability are confirmed at quote time. Submit an RFQ through this listing; the part is sourced to order through independent distribution."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/5SY5216-6CC12","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/5SY5216-6CC12 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}}