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MERSEN FUSE 250V 5SF 8A 5.20 MI5SF25V8
Mersen W090524 8 A fast-acting 5 x 20 mm glass cartridge fuse rated at 250 V AC for electrical distribution, industrial equipment and electronic circuit protection.
Why Choose the Mersen W090524 5SF Miniature Fuse?
The Mersen W090524 is a reliable fast-acting glass cartridge fuse designed to protect electrical distribution circuits, industrial controls and electronic equipment against overloads and short circuits. Part of the Mersen 5SF IEC miniature fuse series, it provides rapid disconnection when excessive current is detected, helping minimise damage to connected components and wiring.
With a rated current of 8 A and a rated voltage of 250 V AC, the W090524 is suitable for equipment requiring prompt overcurrent protection. Its fast-acting characteristic makes it particularly appropriate for circuits where temporary current surges are limited and rapid fault interruption is required.
The fuse features a standard 5 × 20 mm glass cartridge construction, allowing straightforward installation into compatible miniature fuse holders. Its transparent body enables convenient visual inspection, while its recognised IEC format makes it suitable for original equipment manufacturing, panel building and replacement maintenance.
Key Advantages
- Fast-acting characteristic provides rapid overcurrent protection.
- 8 A rated current for electrical and industrial circuits.
- 250 V AC rated voltage for low-voltage equipment.
- Standard 5 × 20 mm miniature cartridge format.
- Transparent glass body allows convenient visual inspection.
- Manufactured by established circuit protection specialist Mersen.
Key Features
- Mersen 5SF IEC miniature fuse series.
- Fast-acting operating characteristic.
- 8 A rated current.
- 250 V AC rated voltage.
- Compact 5 × 20 mm glass cartridge construction.
- Suitable for compatible miniature fuse holders.
- Designed for electrical distribution and industrial applications.
- Manufactured in accordance with IEC miniature fuse requirements.
Reliable Fast-Acting Circuit Protection
Fast-acting miniature fuses respond quickly when current rises above the permitted level. This rapid response helps protect wiring, control components and electronic equipment from excessive heat and electrical damage caused by sustained overloads or short-circuit faults.
The Mersen W090524 combines an 8 A current rating with a compact 5 × 20 mm glass cartridge design. It provides an accessible and replaceable protection solution for industrial equipment, power supplies and electrical systems where prompt fault interruption is essential.
Typical Applications
- Industrial control panels.
- Electrical distribution circuits.
- Power supplies and electronic equipment.
- Instrumentation and measuring devices.
- Commercial electrical appliances.
- OEM machinery and automation systems.
Technical Specifications
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| Current | 8 A | |
|---|---|---|
| Voltage | 250 V | |
| Device Type | Fuse link | |
| Fuse Size | 5x20 mm | |
| Fuse Class | Fast acting | |
| Manufacturer | Mersen | |
| Series | 5SF IEC Miniature Fuses | |
| Model | W090524 | |
| Manufacturer reference | MI5SF25V8 | |
| Product type | Glass cartridge fuse | |
| Rated current | 8 A | |
| Rated voltage | 250 V AC | |
| Fuse characteristic | Fast acting | |
| Fuse speed | 5SF | |
| Fuse size | 5 × 20 mm | |
| Body material | Glass | |
| Diameter | 5 mm | |
| Overall length | 20 mm | |
| Mounting | Compatible fuse holder or fuse clip | |
| Standard | IEC 127-2 |
Frequently Asked Questions
What is the Mersen W090524 used for?
The W090524 provides fast-acting overcurrent protection for electrical distribution circuits, industrial equipment and electronic devices.
What is the current rating of the Mersen W090524?
The fuse has a rated current of 8 A.
What voltage is the W090524 rated for?
The Mersen W090524 is rated for operation at up to 250 V AC.
Is the Mersen W090524 fast acting or time delay?
The W090524 is a fast-acting 5SF fuse designed to interrupt excessive current rapidly.
What size is the Mersen W090524 fuse?
It uses the standard 5 × 20 mm miniature glass cartridge format.
Trusted by Electrical Professionals Worldwide
Mersen miniature fuses are widely specified by equipment manufacturers, panel builders and maintenance engineers for dependable circuit protection across industrial, commercial and electronic applications.
