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MERSEN FUSE 250V 5ST 8A 5.20 MI5ST25V8
Mersen P206070 MI5ST25V8 time-delay 5 x 20 mm glass cartridge fuse rated at 8 A and 250 V AC for electrical distribution circuits and industrial equipment.
Why Choose the Mersen P206070 5ST Miniature Fuse?
The Mersen P206070, also identified by the catalogue reference MI5ST25V8, is a dependable 5 x 20 mm time-delay cartridge fuse designed to protect electrical distribution circuits, industrial controls and electronic equipment against overloads and short circuits. As part of the established Mersen 5ST IEC miniature fuse series, it withstands brief start-up currents while responding reliably to sustained overcurrent conditions.
The P206070 features a transparent glass body that enables straightforward visual inspection of the internal fuse element. Its standard cylindrical dimensions allow installation in compatible fuse holders and mounting clips, making it suitable for both new equipment production and maintenance replacement applications.
With a rated current of 8 A and a rated voltage of 250 V AC, this miniature fuse is particularly useful in circuits containing transformers, motors, power supplies and other equipment that may draw a temporary surge when energised.
Key Advantages
- Reliable time-delay fuse for industrial circuit protection.
- 8 A current rating for accurately matched electrical equipment.
- 250 V AC voltage rating for low-voltage industrial applications.
- Withstands temporary start-up and inrush currents.
- Compact 5 x 20 mm cartridge format for space-efficient installation.
- Glass construction allows convenient visual inspection of fuse condition.
Key Features
- Mersen 5ST IEC miniature fuse series.
- Catalogue reference: MI5ST25V8.
- 8 A rated current.
- 250 V AC rated voltage.
- Time-delay operating characteristic.
- Standard 5 x 20 mm cylindrical fuse size.
- Glass cartridge body for visual fuse-element inspection.
- Suitable for compatible fuse holders and mounting clips.
Dependable Protection for Circuits with Inrush Current
Time-delay fuses such as the Mersen P206070 are designed to tolerate brief current surges that occur when transformers, motors, power supplies and similar loads are switched on. This helps prevent unnecessary fuse operation during normal equipment start-up while preserving protection against sustained overloads and short circuits.
Its standard 5 x 20 mm construction makes the P206070 easy to integrate into industrial control equipment, electronic assemblies and electrical distribution circuits. The replaceable cartridge format also supports efficient equipment servicing and routine maintenance.
Typical Applications
- Industrial electrical equipment.
- Electrical distribution circuits.
- Control panels and automation systems.
- Transformers and power supplies.
- Motor-related control circuits.
- OEM machinery and electronic assemblies.
Technical Specifications
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| Current | 8 A | |
|---|---|---|
| Voltage | 250 V | |
| Device Type | Fuse link | |
| Fuse Type | Miniature | |
| Fuse Size | 5x20 mm | |
| Fuse Class | Time delay | |
| Manufacturer | Mersen | |
| Series | 5ST IEC Miniature Fuses | |
| Model | P206070 | |
| Catalogue reference | MI5ST25V8 | |
| Product type | Miniature cartridge fuse | |
| Rated current | 8 A | |
| Rated voltage | 250 V AC | |
| Operating characteristic | Time delay | |
| Fuse speed designation | T | |
| Fuse size | 5 x 20 mm | |
| Overall length | 20 mm | |
| Diameter | 5 mm | |
| Body material | Glass | |
| Mounting type | Fuse holder or clip mounting | |
| Typical circuit type | Electrical distribution and industrial equipment | |
| RoHS compliant | Yes |
Frequently Asked Questions
What is the Mersen P206070 used for?
The Mersen P206070 provides overcurrent and short-circuit protection for industrial equipment, electrical distribution circuits, transformers and power supplies.
What is the current rating of the P206070?
The fuse has a rated current of 8 A.
What voltage is this fuse rated for?
The Mersen P206070 is rated for operation at up to 250 V AC.
Is the P206070 a fast-acting fuse?
No. It is a time-delay fuse designed to withstand brief inrush currents before operating under a sustained overload or fault condition.
What size is the Mersen P206070?
The fuse has a standard cylindrical size of 5 x 20 mm and is intended for use with a compatible fuse holder or mounting clip.
Trusted by Electrical Professionals Worldwide
Mersen miniature fuses are trusted by electrical engineers, panel builders and equipment manufacturers for dependable overcurrent protection, consistent operation and reliable performance in industrial electrical systems.
