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MERSEN FUSE 125V SA 25 A 6.32 T084427
Mersen T084427 MI6SA12.5V25 medium time-lag semiconductor miniature fuse rated at 25 A and 125 V AC with a 6.3 x 32 mm ceramic cartridge and 100 kA breaking capacity.
£3.97
Why Choose the Mersen T084427 MI6SA12.5V25 Semiconductor Miniature Fuse?
The Mersen T084427 (MI6SA12.5V25) is a 6.3 × 32 mm semiconductor miniature fuse engineered to provide dependable overcurrent protection for sensitive electronic components and industrial control equipment. Part of the trusted Mersen SA 125-250 V miniature fuse range, it features a medium time-lag characteristic that allows short-duration inrush currents while providing reliable protection against sustained overloads and short circuits.
With a 25 A current rating and a 125 V AC IEC rated voltage, the T084427 is ideal for protecting semiconductor devices, power electronics, industrial automation equipment and OEM machinery. Its ceramic construction and high breaking capacity make it suitable for demanding applications where dependable fault interruption is essential.
Designed for installation in compatible clip-mounted fuse holders, the Mersen T084427 combines compact dimensions with proven reliability, helping to minimise equipment downtime and protect valuable electronic assemblies.
Key Advantages
- Medium time-lag semiconductor fuse for sensitive electronic equipment.
- 25 A rated current for industrial power circuits.
- 125 V AC IEC rated voltage.
- SA operating characteristic withstands short-duration inrush currents.
- 100 kA breaking capacity for dependable fault interruption.
- Compact 6.3 × 32 mm format for space-efficient installation.
Key Features
- Mersen MI6SA12.5V25 miniature fuse.
- Manufacturer item number: T084427.
- 25 A rated current.
- 125 V AC rated voltage.
- Medium time-lag (SA) operating characteristic.
- 6.3 × 32 mm ceramic cartridge fuse.
- Clip mounting.
- 100 kA AC breaking capacity.
- UL/CSA recognised.
- RoHS compliant.
Reliable Protection for High Current Electronic Circuits
Medium time-lag semiconductor fuses provide reliable protection while allowing brief inrush currents that commonly occur during equipment start-up. This helps prevent nuisance fuse operation while maintaining effective protection against sustained overloads and short-circuit conditions.
The Mersen T084427 is well suited to industrial automation systems, semiconductor equipment, power supplies and electronic control panels where high interrupting capacity and dependable circuit protection are required.
Typical Applications
- Industrial automation systems.
- Semiconductor protection circuits.
- Power supplies and converters.
- Electronic control panels.
- OEM machinery.
- Industrial electronic equipment.
Technical Specifications
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| Current | 25 A | |
|---|---|---|
| Voltage | 125 V | |
| Device Type | Fuse link | |
| Fuse Type | Miniature, Semiconductor | |
| Fuse Size | 6.3x32 mm | |
| Fuse Class | Time delay | |
| Manufacturer | Mersen | |
| Series | Semiconductor Miniature Fuses Size 6.3 × 32 SA 125-250 V | |
| Model | MI6SA12.5V25 | |
| Item number | T084427 | |
| Product type | Semiconductor miniature fuse | |
| Rated current | 25 A | |
| Rated voltage | 125 V AC IEC | |
| Current type | AC | |
| Operating characteristic | Medium time-lag (SA) | |
| Fuse size | 6.3 × 32 mm | |
| Mounting type | Clip mounting | |
| Minimum breaking capacity | 100 kA | |
| Pre-arcing I²t | 700 A²s | |
| Total clearing I²t at rated voltage | 1500 A²s | |
| EAN | 3605340063325 | |
| Package quantity | 50 |
Frequently Asked Questions
What is the Mersen T084427 used for?
The Mersen T084427 protects semiconductor devices, industrial electronics and control equipment against overloads and short-circuit faults.
What is the current rating of the T084427?
This fuse has a rated current of 25 A.
What voltage is the T084427 rated for?
The Mersen T084427 has an IEC rated voltage of 125 V AC.
What does the SA operating characteristic mean?
SA denotes a medium time-lag characteristic that tolerates short-duration inrush currents while providing reliable protection against sustained overcurrent conditions.
Where is this fuse commonly installed?
It is commonly installed in semiconductor equipment, industrial control panels, power supplies and automation systems using compatible 6.3 × 32 mm fuse holders.
Trusted by Engineers Worldwide
Mersen semiconductor miniature fuses are trusted by automation engineers, machine builders and electrical professionals worldwide for dependable protection of sensitive industrial and electronic equipment.
