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 SA 0,8 A 6.32 MI6SA25V0,8
Mersen P084423 MI6SA25V0.8 medium time-lag 6.3 × 32 mm semiconductor miniature fuse rated at 0.8 A and 250 V AC for sensitive electronic components and control equipment.
£3.08
Why Choose the Mersen P084423 Medium Time-Lag Semiconductor Fuse?
The Mersen P084423, catalogue reference MI6SA25V0.8, is a compact 6.3 × 32 mm semiconductor miniature fuse designed to protect sensitive electronic components and industrial control equipment against damaging overcurrents. Its medium time-lag SA operating characteristic allows it to tolerate brief current surges while providing reliable protection against sustained overloads and short circuits.
Rated at 0.8 A and 250 V AC, the P084423 is suitable for low-current electronic circuits, semiconductor devices, measuring equipment and control apparatus. Its controlled time-current response helps prevent unnecessary fuse operation during normal inrush conditions while ensuring dependable disconnection when a genuine electrical fault occurs.
The standard 6.3 × 32 mm clip-mounted format enables straightforward installation in compatible miniature fuse holders. Its compact dimensions, surge tolerance and reliable protection performance make the Mersen P084423 a practical choice for OEM machinery, industrial automation and sensitive electronic assemblies.
Key Advantages
- Medium time-lag SA operating characteristic tolerates brief current surges.
- 0.8 A rated current for sensitive electronic and control circuits.
- 250 V AC voltage rating.
- Compact 6.3 × 32 mm miniature fuse format.
- Designed to protect semiconductor devices and control apparatus.
- Clip-mounted design supports straightforward installation and replacement.
Key Features
- Mersen semiconductor miniature fuse range.
- Manufacturer reference: P084423.
- Catalogue number: MI6SA25V0.8.
- 0.8 A rated current.
- 250 V AC rated voltage.
- 6.3 × 32 mm fuse dimensions.
- Medium time-lag SA characteristic.
- Ferrule construction for clip mounting.
- Suitable for circuits with short-duration inrush currents.
Reliable Protection with Inrush Current Tolerance
Medium time-lag semiconductor fuses are designed to withstand short-duration current peaks that may occur when electronic equipment is switched on. This controlled delay helps reduce nuisance fuse operation while ensuring that sustained overloads and short-circuit currents are interrupted before sensitive components are damaged.
The Mersen P084423 combines medium time-lag performance with a compact cartridge design, making it suitable for electronic assemblies and industrial equipment where dependable protection and temporary surge tolerance are both required.
Typical Applications
- Semiconductor device protection.
- Industrial control equipment.
- Electronic instrumentation.
- Power supplies and control circuits.
- Automation and process control systems.
- OEM machinery and electronic assemblies.
Technical Specifications
Tick the specs you need, then view products that match.
| Current | 0.8 A | |
|---|---|---|
| Voltage | 250 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 × 32 SA 125 V–250 V | |
| Model | P084423 | |
| Catalogue number | MI6SA25V0.8 | |
| Product type | Semiconductor miniature cartridge fuse | |
| Rated current | 0.8 A | |
| Rated voltage | 250 V AC | |
| Current type | AC | |
| Fuse size | 6.3 × 32 mm | |
| Operating characteristic | Medium time-lag, SA | |
| Mounting type | Clip mounting | |
| Terminal type | Ferrule | |
| Primary protection | Semiconductor devices and sensitive electronic circuits | |
| GTIN-12 | 605340525178 |
Frequently Asked Questions
What is the Mersen P084423 used for?
The P084423 protects semiconductor devices, sensitive electronic components and industrial control equipment against sustained overload and short-circuit conditions.
What is the current rating of the Mersen P084423?
The fuse has a rated current of 0.8 A.
What voltage is the P084423 rated for?
The Mersen P084423 is rated for operation at up to 250 V AC.
What does the SA fuse characteristic mean?
The SA characteristic provides medium time-lag operation, allowing the fuse to tolerate brief inrush currents while responding to sustained overloads and electrical faults.
How is the Mersen P084423 installed?
It is a 6.3 × 32 mm ferrule fuse designed for clip mounting in a compatible miniature fuse holder.
Trusted Semiconductor Protection from Mersen
Mersen semiconductor miniature fuses are used by electronic equipment manufacturers, automation engineers and machine builders to provide dependable protection while accommodating the temporary current surges found in modern electrical equipment.
