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SINOFUSE RS309-MF-S700A High-Speed Fuse, 700A, 700V AC/DC

Regular price $65.00 USD
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SINOFUSE RS309-MF-S700A is an RS309-MF-S Series high-speed fuse for industrial and automotive power protection applications. This bolted cylindrical fuse is identified with a 700A current rating, 700V AC/DC IEC voltage rating, 750V AC/DC UL voltage rating, and aR utilization category.

Product ID / MPN RS309-MF-S700A
Brand / Series / Category SINOFUSE RS309-MF-S Series High-Speed Fuse
Main Electrical or Technical Ratings 700A; 700V AC/DC IEC; 750V AC/DC UL
Utilization Category aR
Breaking Capacity 100kA AC; 50kA DC, time constant ≤ 15 ms
Size Code 7TA
Pre-Arcing I²t 95,700 A²s
Clearing I²t 325,000 A²s
Power Dissipation 125 W
Mounting / Terminal / Connection Bolted, M10
Installation Notes Recommended torque 21 ±1 N·m
Standards / Certifications CE; UL248; IEC 60269; ISO 8820; RoHS

Typical applications include EV drive systems, power converters, energy storage systems, frequency controllers, industrial power electronics, and DC or AC circuit protection assemblies requiring a high-speed aR fuse.

Apexon Supply supports B2B sourcing and replacement review for SINOFUSE high-speed fuses by helping buyers confirm MPN, current rating, voltage rating, breaking capacity, utilization category, mounting type, and torque requirements before procurement.

Send the MPN, required quantity, voltage system, and application requirements to request a B2B quote for sourcing support.

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