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MERSEN FUSE 150V 3SF 4A 6.32 MI6SF15V4
Mersen B090575 4 A fast acting glass cartridge fuse from the 3SF IEC miniature fuse range, rated up to 250 V AC and supplied in a compact 6.35 x 32 mm format.
£0.5025
Why Choose the Mersen B090575 4 A Fast Acting Glass Cartridge Fuse?
The Mersen B090575 is a reliable fast acting miniature cartridge fuse designed to protect electrical distribution circuits, industrial equipment and electronic assemblies against damaging overcurrents. Part of the established Mersen 3SF IEC miniature fuse range, it provides rapid circuit interruption when excessive current is detected.
Its fast acting fuse characteristic makes the B090575 particularly suitable for circuits that require a prompt response to overloads and short circuits. The transparent glass body also allows maintenance engineers and equipment operators to carry out a quick visual inspection of the fuse element when troubleshooting protected equipment.
With a rated current of 4 A, a maximum voltage rating of 250 V AC and a compact 6.35 × 32 mm cartridge format, the B090575 can be installed in compatible fuse holders across industrial controls, power supplies, distribution equipment and OEM electrical systems.
Key Advantages
- Fast acting protection against damaging overload and short-circuit currents.
- 4 A current rating for electrical and industrial circuits.
- Suitable for operating voltages up to 250 V AC.
- Standard 6.35 × 32 mm miniature cartridge format.
- Glass body enables convenient visual inspection of the fuse element.
- Manufactured to recognised IEC miniature fuse requirements.
Key Features
- Mersen 3SF IEC miniature fuse series.
- 4 A rated current.
- 250 V AC maximum rated voltage.
- Fast acting operating characteristic.
- Glass cartridge body.
- Compact cylindrical fuse construction.
- Designed for compatible 6 × 32 mm fuse holders.
- Suitable for industrial and electrical distribution applications.
Fast Overcurrent Protection for Industrial Equipment
Fast acting fuses respond quickly when circuit current exceeds the permitted level. This rapid interruption helps limit damage to wiring, power supplies, control components and other electrical equipment that may be sensitive to sustained overload conditions.
The Mersen B090575 provides a practical combination of compact dimensions, visual fuse-element inspection and dependable electrical protection. It is suitable for new equipment manufacture, control-panel assembly and the replacement of an equivalent fuse with matching electrical characteristics.
Typical Applications
- Industrial control panels.
- Electrical distribution circuits.
- Power supplies and control equipment.
- Instrumentation and measuring devices.
- Automation and manufacturing machinery.
- OEM electrical and electronic assemblies.
Technical Specifications
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| Current | 4 A | |
|---|---|---|
| Voltage | 150 V | |
| Device Type | Fuse link | |
| Fuse Class | Fast acting | |
| Manufacturer | Mersen | |
| Series | 3SF IEC Miniature Fuses | |
| Model | B090575 | |
| Manufacturer reference | MI6SF15V4 | |
| Product type | Fast acting glass cartridge fuse | |
| Rated current | 4 A | |
| Rated voltage | Up to 250 V AC | |
| Fuse size | 6.35 × 32 mm | |
| Operating characteristic | Fast acting | |
| Body material | Glass | |
| Overall length | Approximately 31.8 mm | |
| Diameter | Approximately 6.4 mm | |
| Standard | IEC 60127-2 Sheet 4 | |
| Mounting type | Compatible cartridge fuse holder | |
| HS Code | 85361010 |
Frequently Asked Questions
What is the Mersen B090575 used for?
It is used to protect electrical and industrial circuits against overloads and short circuits by rapidly disconnecting the circuit when excessive current occurs.
What is the current rating of the Mersen B090575?
The Mersen B090575 has a rated current of 4 A.
Is the B090575 a fast acting or time delay fuse?
It is a fast acting fuse designed to respond quickly to excessive current.
What voltage can this fuse be used at?
The B090575 is designed for applications with a rated voltage of up to 250 V AC, subject to the requirements of the protected circuit.
What are the dimensions of the fuse?
It has a nominal cartridge size of 6.35 × 32 mm, with an overall length of approximately 31.8 mm and a diameter of approximately 6.4 mm.
Trusted for Industrial Circuit Protection
Mersen miniature fuses are used by equipment manufacturers, panel builders and maintenance engineers to provide reliable overcurrent protection across industrial, electrical and electronic applications.
