MERSEN FUSE 400V FA 0,8 A 6.32 MI6FA40V0,8

Why Choose the Mersen L084351 High Speed Semiconductor Fuse?

The Mersen L084351 is a compact high speed semiconductor miniature fuse designed to provide rapid overcurrent and short-circuit protection for sensitive electronic components. Part of the Mersen MI6FA 400 V fuse series, it features a very fast-acting FA characteristic that helps limit the damaging thermal and electrical energy reaching semiconductor devices during a fault.

This miniature fuse combines fast fault interruption with a compact cylindrical construction, making it suitable for industrial electronics, power conversion equipment, instrumentation and automation systems. Its very high breaking capacity helps protect valuable components in applications where conventional general-purpose fuses may not operate quickly enough.

With a rated current of 0.8 A, a rated voltage of 400 V AC and a compact 6.3 × 32 mm body, the Mersen L084351 provides dependable semiconductor protection while requiring minimal installation space. Its clip-mounted design enables straightforward fitting and replacement within a compatible fuse holder.

Key Advantages

• Very fast-acting semiconductor protection fuse.
• 0.8 A rated current for precise electronic circuit protection.
• 400 V AC rated voltage for industrial electronic applications.
• Compact 6.3 × 32 mm miniature fuse format.
• Very high breaking capacity supports dependable fault interruption.
• Clip-mounted construction allows convenient installation and replacement.

Key Features

• Mersen MI6FA semiconductor miniature fuse series.
• 0.8 A rated current.
• 400 V AC rated voltage.
• High Speed FA operating characteristic.
• 6.3 × 32 mm cylindrical fuse size.
• Clip mounting for compatible fuse holders.
• Very high breaking capacity.
• Designed for sensitive semiconductor component protection.
• Suitable for industrial electronic and control equipment.

Fast Protection for Sensitive Electronic Components

Semiconductor devices can be damaged by excessive current within a fraction of a second. The Mersen L084351 is designed to interrupt electrical faults rapidly, reducing the amount of let-through energy that reaches protected components and helping prevent costly equipment damage.

Its high speed FA operating characteristic, compact dimensions and dependable breaking performance make it suitable for industrial electronic assemblies, power conversion equipment and control systems where reliable protection and minimal downtime are essential.

Typical Applications

• Semiconductor device protection.
• Industrial electronic equipment.
• Power supplies and conversion circuits.
• Variable speed drive control circuits.
• Automation and process control systems.
• Electronic test and instrumentation equipment.