Bussmann FWH-800A High Speed Fuse

Bussmann FWH-800A High Speed Fuse

Ultra-Fast Protection for Critical Electronics

Designed for demanding industrial applications, the Bussmann FWH-800A High Speed Fuse delivers reliable overcurrent protection with ultra-responsive performance. Engineered to safeguard sensitive semiconductor components, this fuse minimizes damage during fault conditions, ensuring system integrity and reducing costly downtime.

🔑 Key Features

• 800A Current Rating: Optimized for high-power circuits in heavy-duty equipment.
• Ultra-Fast Acting: Clears faults within milliseconds to protect diodes, thyristors, IGBTs, and other semiconductors.
• High Interrupting Capacity: Withstands up to 200kA IR (interrupting rating) for robust short-circuit protection.
• Compact Size: Space-efficient cylindrical design for easy integration into panels, drives, and bus systems.
• Low Energy Let-Through: Limits thermal stress on protected components by minimizing peak fault currents.
• Ceramic Body: Ensures mechanical strength and arc-quenching reliability under extreme conditions.

⚙️ Typical Applications

• Semiconductor-based power systems (rectifiers, inverters, VFDs).
• Renewable energy infrastructure (solar inverters, wind converters).
• Industrial automation (motor controllers, UPS systems, welding equipment).
• Rail traction and electric vehicle charging stations.

✅ Benefits

• Enhanced Safety: Prevents catastrophic failures and arc flashes.
• Extended Equipment Lifespan: Shields costly electronics from damaging surges.
• Compliance: Meets IEC 60269-4 and UL 248-14 standards.
• Easy Replacement: Drop-in compatibility with standard fuse holders.

Built for Resilience. Trusted by Engineers Worldwide.
Ensure peak performance in your critical power systems with Bussmann’s industry-leading protection technology.