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MERSEN FUSE 250V FA 3,15 A 6.32 250VFA6X32315
Mersen Q084309 MI6FA25V3.15 high speed semiconductor miniature fuse rated 3.15 A and 250 V AC with a very fast-acting FA characteristic in a 6.3 x 32 mm clip-mounted format.
£2.26
Why Choose the Mersen Q084309 MI6FA25V3.15 High Speed Miniature Fuse?
The Mersen Q084309, catalogue reference MI6FA25V3.15, is a 6.3 × 32 mm high speed semiconductor miniature fuse designed to protect sensitive electronic components, semiconductor devices and industrial control equipment against overloads and short circuits. As part of Mersen's trusted MI6 FA 125–250 V miniature fuse range, it delivers rapid fault interruption for demanding electronic applications.
Rated at 3.15 A and 250 V AC, the fuse features a very fast-acting (FA) characteristic, helping minimise the electrical and thermal energy transferred to valuable semiconductor devices during fault conditions. Its high breaking capacity and compact cylindrical construction provide dependable protection in industrial and OEM equipment.
Designed for clip mounting in compatible fuse holders, the Mersen Q084309 is ideal for electronic power supplies, measuring equipment, automation systems and power-electronic assemblies where rapid fault clearance is essential.
Key Advantages
- High speed semiconductor protection fuse.
- 3.15 A current rating for electronic and industrial applications.
- 250 V AC voltage rating suitable for low-voltage systems.
- Very fast-acting FA characteristic provides rapid fault interruption.
- Very high breaking capacity protects valuable equipment.
- Compact 6.3 × 32 mm format simplifies installation.
Key Features
- Mersen MI6 FA miniature fuse series.
- Catalogue number: MI6FA25V3.15.
- Manufacturer part number: Q084309.
- Rated current: 3.15 A.
- Rated voltage: 250 V AC.
- Very fast-acting FA operating characteristic.
- 6.3 × 32 mm ceramic cylindrical fuse.
- Clip mounting installation.
- Very high breaking capacity.
- RoHS compliant construction.
Reliable Protection for Sensitive Electronics
High speed semiconductor fuses are engineered to interrupt fault currents extremely quickly, helping to protect semiconductor devices and electronic assemblies from excessive thermal and electrical stress. Their rapid response improves equipment reliability while reducing the risk of costly component failures.
The Mersen Q084309 combines a very fast FA characteristic with a compact 6.3 × 32 mm design, making it an excellent choice for industrial automation, measuring equipment, electronic power supplies and OEM machinery requiring dependable semiconductor protection.
Typical Applications
- Semiconductor protection circuits.
- Electronic power supplies.
- Industrial control equipment.
- Automation systems.
- Measuring and test equipment.
- Power-electronic assemblies.
- OEM machinery.
- Electronic control panels.
Technical Specifications
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| Current | 3.15 A | |
|---|---|---|
| Voltage | 250 V | |
| Device Type | Fuse link | |
| Fuse Type | Miniature, Semiconductor | |
| Fuse Size | 6.3x32 mm | |
| Fuse Class | Fast acting | |
| Manufacturer | Mersen | |
| Series | MI6 FA 125–250 V Semiconductor Miniature Fuses | |
| Model | MI6FA25V3.15 | |
| Part number | Q084309 | |
| Product type | High speed semiconductor miniature fuse | |
| Rated current | 3.15 A | |
| Rated voltage | 250 V AC | |
| Electrical system | AC | |
| Operating characteristic | Very fast-acting FA | |
| Fuse size | 6.3 × 32 mm | |
| Mounting type | Clip mounting | |
| Breaking capacity | Very high breaking capacity | |
| Application | Semiconductor and electronic circuit protection | |
| Compliance | UL recognised, RoHS compliant |
Frequently Asked Questions
What is the Mersen Q084309 used for?
The Q084309 protects sensitive semiconductor devices, electronic equipment and industrial control circuits against overloads and short circuits.
What current rating does this fuse have?
The Mersen Q084309 has a rated current of 3.15 A.
What voltage is this fuse rated for?
This high speed miniature fuse is rated for operation at up to 250 V AC.
Is the Mersen Q084309 a fast-acting fuse?
Yes. It features a very fast-acting FA characteristic for rapid protection of semiconductor and electronic circuits.
How is the Q084309 installed?
The fuse has a standard 6.3 × 32 mm cylindrical format and is designed for installation in compatible clip-mounted fuse holders.
Trusted by Electronics and Automation Engineers
Mersen semiconductor miniature fuses are trusted worldwide by OEMs, machine builders and maintenance engineers for protecting sensitive electronic equipment, industrial controls and power-electronic systems.
