Why Choose the Mersen H082462 High-Speed Semiconductor Fuse?
The Mersen H082462 is a Protistor® high-speed semiconductor fuse engineered to provide ultra-fast protection for sensitive power electronic equipment. Identified by the catalogue description 2.5 URGH 236/400, this British Standard fuse is designed specifically for protecting semiconductors against damaging short-circuit currents in demanding industrial applications.
This fuse features a 400 A current rating, 250 V AC rated voltage, aR operating class and a 2 × 36 × 27 mm body size with bracket terminals. Its current-limiting design provides rapid fault interruption to help minimise damage to expensive semiconductor devices such as IGBTs, thyristors, diodes and rectifiers.
Designed for industrial automation, power conversion and motor-control systems, the Mersen H082462 delivers dependable semiconductor protection where reliability and fast fault clearance are critical to equipment performance and uptime.
Key Advantages
- Genuine Mersen Protistor® semiconductor fuse.
- 400 A rated current.
- 250 V AC rated voltage.
- aR operating class for semiconductor short-circuit protection.
- High-speed current-limiting performance.
- Suitable for demanding industrial power electronic equipment.
Key Features
- Manufacturer: Mersen.
- Manufacturer reference: H082462.
- Catalogue description: 2.5 URGH 236/400.
- Alternative reference: BS236UH25V400.
- Protistor® British Standard semiconductor fuse.
- 2 × 36 × 27 mm fuse size.
- aR partial-range semiconductor protection.
- Bracket terminal construction.
Reliable Protection for Power Electronics
High-speed semiconductor fuses are specifically engineered to interrupt fault currents much faster than conventional industrial fuses. Their current-limiting characteristics reduce thermal and mechanical stress on sensitive semiconductor devices, helping extend equipment life while reducing maintenance costs and downtime.
The Mersen H082462 is ideal for protecting modern industrial power electronics where fast, reliable semiconductor protection is essential for maintaining safe and efficient operation.
Typical Applications
- Variable frequency drives (VFDs).
- Industrial inverters.
- Power converters.
- UPS systems.
- Rectifiers.
- Industrial automation equipment.
