Why Choose the Mersen N093346 High-Speed Fuse?
The Mersen N093346, catalogue number MI5FA40V3.15, is a compact high-speed miniature cartridge fuse designed to protect sensitive semiconductor devices and electronic components against damaging overcurrents and short circuits. Its very fast-acting FA characteristic enables rapid fault interruption, helping to limit the electrical energy passed to protected equipment.
Rated at 3.15 A and 400 V AC, the N093346 is suitable for industrial electronics, automation equipment, power conversion systems and measuring instruments. Its standard 5 × 20 mm cylindrical format enables straightforward installation in compatible clip-mounted fuse holders.
The N093346 combines compact dimensions with a 10 kA minimum breaking capacity and dependable semiconductor protection. Manufactured by Mersen, it provides a reliable solution for OEM equipment, electronic control assemblies and industrial systems where conventional general-purpose fuses may not operate quickly enough.
Key Advantages
- Very fast-acting FA characteristic for semiconductor protection.
- 3.15 A current rating for electronic and industrial circuits.
- 400 V AC voltage rating for demanding applications.
- Compact 5 × 20 mm cylindrical cartridge format.
- 10 kA minimum breaking capacity for dependable fault interruption.
- Designed for clip mounting in compatible miniature fuse holders.
Key Features
- Mersen semiconductor miniature fuse range.
- MI5FA40V3.15 catalogue reference.
- 3.15 A rated current.
- 400 V AC rated voltage.
- Very fast-acting FA operating characteristic.
- 5 × 20 mm cartridge dimensions.
- Clip-mounted cylindrical construction.
- RoHS-compliant design.
Fast Protection for Sensitive Electronic Components
Semiconductor devices can be damaged by short-duration overcurrent events before a conventional fuse has time to operate. The Mersen N093346 uses a very fast-acting FA characteristic to interrupt fault currents rapidly and reduce the thermal and electrical stress placed on sensitive components.
Its compact cartridge format and high fault-interruption capability make it suitable for electronic equipment where space is restricted and dependable protection is essential. When installed in a correctly rated fuse holder, the N093346 helps improve equipment reliability and reduce the risk of costly component damage.
Typical Applications
- Semiconductor device protection.
- Industrial electronic control circuits.
- Automation and monitoring equipment.
- Power conversion electronics.
- Test and measurement instruments.
- OEM electrical and electronic assemblies.
