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MERSEN FUSE 125V FA 30 A 6.32 J084326
Mersen J084326 MI6FA12.5V30 high-speed semiconductor miniature fuse rated at 30 A and 125 V AC, featuring a compact 6.3 x 32 mm ceramic cartridge and a 100 kA minimum interrupting rating.
£3.64
Why Choose the Mersen J084326 High-Speed Miniature Fuse?
The Mersen J084326, also identified by the catalogue number MI6FA12.5V30, is a compact high-speed semiconductor miniature fuse designed to protect sensitive electronic components, semiconductor devices and measuring or control equipment against damaging overcurrents and short circuits. It forms part of Mersen’s FA range of 6.3 × 32 mm miniature fuse-links.
Its very fast-acting FA characteristic enables the fuse to interrupt excessive current rapidly, helping limit the thermal and electrical energy transferred to protected components. This fast response makes the J084326 suitable for circuits where general-purpose fuses may not operate quickly enough to protect sensitive power electronic devices.
With a rated current of 30 A, a rated voltage of 125 V AC and a compact 6.3 × 32 mm ceramic cartridge format, the J084326 delivers dependable protection while occupying minimal installation space. Its ferrule terminals support straightforward clip mounting in compatible fuse holders.
Key Advantages
- High-speed FA characteristic for semiconductor protection.
- 30 A rated current for higher-current electronic circuits.
- 125 V AC voltage rating for compatible equipment.
- Compact 6.3 × 32 mm cylindrical cartridge format.
- 100 kA minimum interrupting rating for dependable fault clearance.
- Clip-mounted construction supports convenient installation and replacement.
Key Features
- Mersen FA semiconductor miniature fuse series.
- Catalogue number: MI6FA12.5V30.
- 30 A rated current.
- 125 V AC rated voltage.
- High-speed, very fast-acting operating characteristic.
- Ceramic cylindrical cartridge body.
- Ferrule terminals for compatible fuse clips and holders.
- RoHS-compliant construction.
Fast Protection for Sensitive Semiconductor Equipment
Semiconductor devices can be damaged rapidly when exposed to excessive fault current. The Mersen J084326 uses a high-speed fuse element to disconnect the circuit quickly, helping to limit the energy reaching protected components and reduce the risk of costly equipment damage.
Its compact ceramic cartridge fits compatible 6.3 × 32 mm fuse clips and holders, making it suitable for electronic equipment, power conversion systems and industrial control assemblies. The replaceable clip-mounted format also supports straightforward inspection and maintenance.
Typical Applications
- Semiconductor device protection.
- Power conversion and rectifier circuits.
- Industrial control and automation equipment.
- Electronic power supplies and control modules.
- Measuring and control apparatus.
- Electronic switching equipment.
Technical Specifications
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| Current | 30 A | |
|---|---|---|
| Voltage | 125 V | |
| Device Type | Fuse link | |
| Fuse Type | Miniature, Semiconductor | |
| Fuse Size | 6.3x32 mm | |
| Manufacturer | Mersen | |
| Product reference | J084326 | |
| Catalogue number | MI6FA12.5V30 | |
| Product type | High-speed semiconductor miniature fuse | |
| Product group | Miniature fuses | |
| Design characteristic | FA | |
| Rated current | 30 A | |
| Rated voltage | 125 V AC | |
| Current type | AC | |
| Operating characteristic | High speed | |
| Fuse size | 6.3 × 32 mm | |
| Mounting type | Clip mounting | |
| Connection type | Ferrule terminals | |
| Body material | Ceramic | |
| Minimum interrupting rating | 100 kA | |
| Melting I²t | 61.5 A²s | |
| Clearing I²t at rated voltage | 400 A²s | |
| Product diameter | 6.3 mm | |
| Product length | 32 mm | |
| Product height | 6.3 mm | |
| Product weight | approx. 0.0025 kg | |
| Compliance | RoHS compliant | |
| EAN / UPC | 3605340062182 |
Frequently Asked Questions
What is the Mersen J084326 used for?
The Mersen J084326 provides high-speed overcurrent and short-circuit protection for semiconductor devices, electronic equipment and industrial control circuits.
What is the current rating of the J084326 fuse?
The fuse has a rated current of 30 A.
What voltage is the Mersen J084326 rated for?
The J084326 has a rated voltage of 125 V AC.
How is the J084326 installed?
The fuse has ferrule terminals and is designed for clip mounting in a compatible 6.3 × 32 mm fuse holder.
What is the interrupting rating of the Mersen J084326?
The fuse has a minimum interrupting rating of 100 kA, supporting dependable interruption of high fault currents.
Trusted Electrical Protection from Mersen
Mersen high-speed miniature fuses are used by equipment manufacturers, automation engineers and maintenance professionals to provide dependable protection for sensitive semiconductor and industrial electronic systems.
