{"product_id":"bussmann-170m4208-fuses","title":"Eaton (Bussmann) 170M4208 High‑Speed Square‑Body Fuse — 200A, 690 VAC aR Semiconductor Protection, 200 kAIC, Class aR (DIN 43653) — Pack of 3","description":"\u003cp\u003eProduct overview The Eaton (Bussmann) 170M4208 is a high‑speed square‑body fuse engineered for semiconductor protection and high‑energy AC power applications. Designed for protecting power converters, DC drives, rectifiers and semiconductor devices, this Class aR fuse offers fast clearing characteristics and a high interrupting rating. This listing is for a standard pack of three (3) fuses.\u003c\/p\u003e\n\u003cp\u003eKey specifications\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturer: Eaton (Bussmann)\u003c\/li\u003e\n\u003cli\u003ePart \/ Catalog number: 170M4208 (Global Catalog: 170M4208)\u003c\/li\u003e\n\u003cli\u003eProduct type: High‑speed square‑body fuse (Class aR, DIN 43653)\u003c\/li\u003e\n\u003cli\u003eApplication: Semiconductor protection, DC common bus, DC drives, power converters\/rectifiers\u003c\/li\u003e\n\u003cli\u003eAmperage rating: 200 A (AC)\u003c\/li\u003e\n\u003cli\u003eRated voltage (AC): 690 V (IEC) — UL rating 700 V (use IEC 690 V as primary AC rating)\u003c\/li\u003e\n\u003cli\u003eBreaking capacity \/ Interrupt rating: 200 kA (200 kAIC)\u003c\/li\u003e\n\u003cli\u003eUtilization category: aR (accompanied semiconductor protection) — Class aR\u003c\/li\u003e\n\u003cli\u003eFuse size \/ Construction size: 1\u003c\/li\u003e\n\u003cli\u003eFuse shape \u0026amp; construction: Square body with slotted center bolted tags; bolted tag connections; DIN 43653 form factor\u003c\/li\u003e\n\u003cli\u003eFuse indicator: Top fuse status indicator (TN\/110 Type T indicator for Micro)\u003c\/li\u003e\n\u003cli\u003eConnection type: Blade end × blade end\u003c\/li\u003e\n\u003cli\u003eCenter‑to‑center distance of connections: 108 mm\u003c\/li\u003e\n\u003cli\u003eMounting dimension \/ lug: M10 (bolted tags)\u003c\/li\u003e\n\u003cli\u003eClearing (I2t): 21,000 at 660 V\u003c\/li\u003e\n\u003cli\u003ePre‑arc (I2t): 105,000\u003c\/li\u003e\n\u003cli\u003eWatt losses: 45 W (clearing loss 45)\u003c\/li\u003e\n\u003cli\u003eRated current type: AC\u003c\/li\u003e\n\u003cli\u003eDimensions (L×W×H): 245 mm × 142 mm × 62 mm\u003c\/li\u003e\n\u003cli\u003eUnit weight: 499 g\u003c\/li\u003e\n\u003cli\u003ePackaging: Standard packaging, pack quantity: 3 pcs\u003c\/li\u003e\n\u003cli\u003eCompliance \u0026amp; certifications: CE marked, RoHS compliant, IEC rated, UL recognized\u003c\/li\u003e\n\u003cli\u003eWarranty: Not applicable (per supplied data)\u003c\/li\u003e\n\u003cli\u003eUPC \/ EAN: UPC 051712258067, EAN 5027590451826\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFeatures \u0026amp; benefits\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh interrupting capacity (200 kA) for robust protection in high‑energy fault conditions.\u003c\/li\u003e\n\u003cli\u003eClass aR time‑current design optimized for semiconductor device protection and fast fault clearing.\u003c\/li\u003e\n\u003cli\u003eBolted tag construction with slotted center ensures secure mechanical and electrical connections for industrial applications.\u003c\/li\u003e\n\u003cli\u003eTop fuse status indicator simplifies visual fault detection and maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eInstallation \u0026amp; safety notes\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVerify compatibility with fuse holder and mounting: center‑to‑center 108 mm, M10 bolting, blade end connections.\u003c\/li\u003e\n\u003cli\u003eConfirm system coordination (I2t, clearing characteristics) between fuse and protected semiconductor devices or power modules.\u003c\/li\u003e\n\u003cli\u003eUse IEC 690 V rating for AC applications; consult UL rating (700 V) where applicable.\u003c\/li\u003e\n\u003cli\u003eRefer to Eaton (Bussmann) official datasheet for detailed time‑current curves, derating and application guidance before selection and installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDocumentation \u0026amp; support\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFor full electrical characteristics, dimensional drawings and application guidance, consult the Eaton (Bussmann) datasheet for part 170M4208 or contact Eaton technical support.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bussmann","offers":[{"title":"Default Title","offer_id":47430349390103,"sku":"170M4208","price":300.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/9210\/1655\/files\/bussmann-general-industrial-fuses-eaton-bussmann-170m4208-high-speed-square-body-fuse-200a-690-vac-ar-semiconductor-protection-200-kaic-class-ar-din-43653-pack-of-3-1212531681.jpg?v=1766705950","url":"https:\/\/www.apexonsupply.com\/products\/bussmann-170m4208-fuses","provider":"Apexon Solutions LLC","version":"1.0","type":"link"}