Sinofuse RS308-HB-2G80A Fuse, 80A 1000VAC/750VDC, aR Fast-Acting Bolt-on, Size 2G - Pack of 10

High-Speed Semiconductor Protection Fuse for Advanced Power Electronics

The Sinofuse RS308-HB-2G80A is a professionally engineered high-speed fuse designed for the rigorous demands of power semiconductor protection. It is an essential component for safeguarding sensitive electronic devices such as inverters, rectifiers, motor drives, and high-performance power supplies. Utilizing a specialized internal architecture, this fuse is optimized for high-voltage DC and AC power systems common in Electric Vehicle (EV) infrastructure and Renewable Energy installations.

Classified under the aR utilization category, the RS308-HB series provides partial-range short-circuit protection with ultra-fast response times. This rapid action effectively limits the let-through energy, preventing catastrophic damage to semiconductor components during fault conditions. The Size 2G design utilizes heavy-duty bolt-on terminals, offering superior mechanical stability and electrical conductivity, even in environments subject to thermal cycling or vibration.

Key Features:

• Rapid Fault Isolation: Specifically designed as an aR-class fuse to provide ultra-fast clearing of short-circuits in semiconductor-based power circuits.
• Superior Voltage Performance: Rated for 1000VAC and 750VDC, offering a versatile range for industrial and automotive power architectures.
• Reliable Bolt-on Mounting: The Size 2G form factor ensures a secure, low-resistance connection, ideal for vibration-heavy industrial and EV applications.
• Compliance & Reliability: Engineered to meet international standards including IEC 60269-4 and UL 248-13, ensuring verified safety performance and global trade compliance.
• Optimized Electrical Design: Designed for low power loss and high breaking capacity, maintaining system efficiency while providing robust circuit security.