{"product_id":"sinofuse-rs309-mf-s80a-750v-fuses-3-pieces","title":"Sinofuse RS309-MF-S80A RS309-MF-S High-Speed Cylindrical Bolt Fuse, 80A, 700V IEC\/750V UL, Size 3SA - Pack of 3","description":"\u003cp\u003eOverview: The Sinofuse RS309-MF-S80A is a cylindrical, bolt-mounted high‑speed semiconductor fuse (aR) for AC\/DC systems up to 700 V (IEC) \/ 750 V (UL). Rated 80 A, it combines small size, low I²t, and high interrupting capability for reliable short‑circuit protection in power electronics. This item is sold as a pack of 3 units.\u003c\/p\u003e\n\u003cp\u003eKey Features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh interrupting capacity: AC 100 kA; DC 50 kA (time constant ≤15 ms)\u003c\/li\u003e\n\u003cli\u003eaR utilization category for semiconductor short‑circuit protection\u003c\/li\u003e\n\u003cli\u003eCompact cylindrical, bolt‑connected body (size 3SA); M8 mounting, 12 ±1 N·m\u003c\/li\u003e\n\u003cli\u003eLow I²t for better device protection: pre‑arc 540 A²s; clearing 2,210 A²s (80 A rating)\u003c\/li\u003e\n\u003cli\u003ePower loss at In: 20 W\u003c\/li\u003e\n\u003cli\u003eCompliance: UL248 and IEC 60269; CE and RoHS; designed for vibration\/shock and wide temperature environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTechnical Specifications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRated current: 80 A\u003c\/li\u003e\n\u003cli\u003eRated voltage: 700 V (IEC) \/ 750 V (UL)\u003c\/li\u003e\n\u003cli\u003eBreaking capacity: AC 100 kA; DC 50 kA (L\/R ≤15 ms)\u003c\/li\u003e\n\u003cli\u003eSize code: 3SA; cylindrical bolt‑mount, M8 hardware (recommended torque 12 ±1 N·m)\u003c\/li\u003e\n\u003cli\u003eSeries: RS309‑MF‑S\u003c\/li\u003e\n\u003cli\u003eIntended use: EV traction\/power conversion, DC common bus, chargers, inverters\/rectifiers, VFDs, and DC drives\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eApplications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSemiconductor protection in inverters and rectifiers\u003c\/li\u003e\n\u003cli\u003eDC bus and energy storage\/battery systems\u003c\/li\u003e\n\u003cli\u003eEV traction and industrial power conversion\u003c\/li\u003e\n\u003cli\u003eFast short‑circuit and backup protection for conductors and auxiliary equipment\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sinofuse","offers":[{"title":"Default Title","offer_id":48171632132375,"sku":null,"price":78.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/9210\/1655\/files\/sinofuse-sinofuse-rs309-mf-s-80a-750v-fuses-3-pieces-1212527563.jpg?v=1766671358","url":"https:\/\/www.apexonsupply.com\/products\/sinofuse-rs309-mf-s80a-750v-fuses-3-pieces","provider":"Apexon Solutions LLC","version":"1.0","type":"link"}