Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
MERSEN FUSE 250V 5ST 2A 5.20 MI5ST25V2
Mersen V090546 2 A time-delay 5 x 20 mm glass cartridge fuse rated at 250 V AC for electrical distribution and industrial circuit protection.
Why Choose the Mersen V090546 5ST Miniature Fuse?
The Mersen V090546 is a dependable time-delay glass cartridge fuse designed to protect electrical distribution circuits and industrial equipment against sustained overloads and short circuits. Part of the Mersen 5ST IEC miniature fuse range, it withstands brief inrush currents while providing reliable overcurrent protection.
With a rated current of 2 A and a rated voltage of 250 V AC, the V090546 is suitable for control equipment, power supplies, transformers, small motors and other electrical devices that may draw a temporary surge when energised. Its time-delay characteristic helps reduce nuisance fuse operation during normal equipment start-up.
The fuse uses a standard 5 × 20 mm glass cartridge format, allowing straightforward installation into compatible miniature fuse holders. Its transparent body also enables convenient visual inspection, making it suitable for original equipment installation and routine maintenance applications.
Key Advantages
- Time-delay characteristic withstands brief start-up and inrush currents.
- 2 A rated current for electrical and industrial circuits.
- 250 V AC voltage rating 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 5ST IEC miniature fuse series.
- Time-delay operating characteristic.
- 2 A rated current.
- 250 V AC rated voltage.
- Compact 5 × 20 mm glass cartridge construction.
- Designed to tolerate short-duration current surges.
- Suitable for compatible miniature fuse holders.
- Suitable for electrical distribution and industrial applications.
Reliable Protection for Equipment with Inrush Current
Time-delay miniature fuses are designed to tolerate temporary current surges produced when motors, transformers, capacitors and power supplies are energised. This controlled response helps prevent unnecessary fuse operation while maintaining protection against persistent overloads and short-circuit faults.
The Mersen V090546 combines a 2 A current rating with a standard glass cartridge construction, making it a practical choice for electrical equipment that requires compact, replaceable protection and the ability to accommodate normal start-up currents.
Typical Applications
- Industrial control panels.
- Power supplies and control transformers.
- Small motors and inductive loads.
- Electrical distribution circuits.
- Instrumentation and measuring equipment.
- OEM machinery and automation systems.
Technical Specifications
Tick the specs you need, then view products that match.
| Current | 2 A | |
|---|---|---|
| Voltage | 250 V | |
| Device Type | Fuse link | |
| Fuse Type | Miniature | |
| Fuse Size | 5x20 mm | |
| Fuse Class | Time delay | |
| Manufacturer | Mersen | |
| Series | 5ST IEC Miniature Fuses | |
| Model | V090546 | |
| Manufacturer reference | MI5ST25V2 | |
| Product type | Miniature cartridge fuse | |
| Rated current | 2 A | |
| Rated voltage | 250 V AC | |
| Fuse characteristic | Time delay | |
| Fuse speed | 5ST | |
| Fuse size | 5 × 20 mm | |
| Body material | Glass | |
| Diameter | 5 mm | |
| Overall length | 20 mm | |
| Electrical supply type | AC | |
| GTIN / EAN | 3605340091885 |
Frequently Asked Questions
What is the Mersen V090546 used for?
The V090546 provides time-delay overcurrent protection for electrical distribution circuits, industrial equipment and devices that produce temporary start-up currents.
What is the current rating of the Mersen V090546?
The fuse has a rated current of 2 A.
What voltage is the V090546 rated for?
The Mersen V090546 is rated for operation at up to 250 V AC.
Is the Mersen V090546 fast acting or time delay?
The V090546 is a time-delay 5ST fuse designed to withstand brief inrush currents before operating during a sustained overload.
What size is the Mersen V090546 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 protection across industrial, commercial and electronic applications.
