Why Choose the Mersen X090686 Semiconductor Miniature Fuse?
The Mersen X090686 is a compact and reliable semiconductor miniature fuse designed to protect sensitive electronic components, semiconductor devices and industrial control apparatus against damaging overcurrent conditions. Part of Mersen's HA 25 semiconductor protection fuse range, it combines dependable circuit protection with a super time-delay operating characteristic.
The X090686 is engineered to tolerate brief start-up currents and temporary electrical surges without unnecessary fuse operation. Its controlled time-current response helps maintain equipment availability while ensuring sustained overloads are interrupted before excessive electrical or thermal stress can damage connected components.
With a rated current of 4 A, a rated voltage of 220 V AC and a compact 6.3 × 32 mm cylindrical format, the Mersen X090686 is suitable for semiconductor protection, industrial electronics, control equipment and OEM assemblies. Its clip-mounted construction supports straightforward installation in compatible fuse holders.
Key Advantages
- Provides dependable protection for sensitive semiconductor devices and electronic components.
- Super time-delay (TT) characteristic accommodates temporary inrush currents.
- 4 A rated current for compatible electronic protection circuits.
- 220 V AC rated voltage for industrial control and electronic equipment.
- Compact 6.3 × 32 mm cylindrical construction.
- Clip mounting enables convenient installation and replacement.
Key Features
- Mersen HA 25 semiconductor miniature fuse series.
- 4 A rated current.
- 220 V AC rated voltage.
- Super slow / super time-delay (TT) operating characteristic.
- Compact 6.3 × 32 mm fuse dimensions.
- Designed for AC semiconductor and control circuit protection.
- Clip-mounted cylindrical fuse format.
- Low breaking capacity for suitable electronic applications.
Reliable Protection for Sensitive Electronic Circuits
Semiconductor miniature fuses protect sensitive components by interrupting sustained overcurrents before excessive heat or electrical stress damages connected equipment. Selecting the correct fuse characteristic helps balance effective fault protection with the need to withstand harmless temporary surges during normal equipment start-up.
The Mersen X090686 uses a super time-delay characteristic to allow short-duration inrush currents while remaining responsive to persistent overload conditions. This makes it a dependable protection solution for semiconductor devices, industrial control apparatus and electronic systems requiring consistent performance.
Typical Applications
- Semiconductor device protection.
- Industrial electronic control equipment.
- Automation and process control systems.
- Electronic power supplies.
- Control boards and instrumentation.
- OEM machinery and electronic assemblies.