Why Choose the Mersen S085369 5 x 20 mm Time-Lag Miniature Fuse?
The Mersen S085369 is a high-quality 5 x 20 mm time-lag miniature fuse designed to provide dependable overcurrent protection for industrial electrical equipment, control circuits and electronic devices. Part of the proven Mersen 5HT IEC Miniature Fuse Series, it is engineered to tolerate temporary inrush currents while protecting against sustained overloads and short circuits.
Its time-delay operating characteristic makes it ideal for applications incorporating transformers, switched-mode power supplies, motors and other inductive loads where brief current surges occur during normal start-up. This helps minimise nuisance fuse operation while maintaining reliable circuit protection.
Rated at 0.5 A and 250 V AC, the Mersen S085369 offers dependable performance in industrial automation, instrumentation and commercial electrical equipment. The compact ceramic-bodied construction provides excellent thermal and mechanical stability while fitting standard 5 x 20 mm fuse holders.
Key Advantages
- Time-lag characteristic withstands temporary inrush currents.
- 0.5 A current rating for reliable low-current protection.
- 250 V AC rated voltage for IEC electrical systems.
- High 1,500 A breaking capacity.
- Compact 5 x 20 mm ceramic fuse construction.
- Manufactured by trusted electrical protection specialist Mersen.
Key Features
- Mersen 5HT IEC Miniature Fuse Series.
- Model: S085369.
- Alternative catalogue number: MI5HT25V0.5/100.
- 0.5 A rated current.
- 250 V AC rated voltage.
- Time-lag (slow-blow) operating characteristic.
- Ceramic body construction.
- RoHS compliant.
Reliable Protection for Electrical Equipment
Time-lag miniature fuses are specifically designed to withstand the brief inrush currents commonly generated when transformers, motors and power supplies are energised. This allows normal equipment operation while still providing dependable protection against prolonged overloads and fault currents.
The Mersen S085369 is widely used by panel builders, OEM manufacturers and maintenance engineers requiring dependable protection for industrial control systems, automation equipment and commercial electrical installations.
Typical Applications
- Industrial control panels.
- Power supplies.
- Control transformers.
- Automation equipment.
- Instrumentation systems.
- Commercial electrical equipment.
- OEM machinery.
- General electronic circuit protection.
