Why Choose the Mersen G210157 Fuse Microswitch?
The Mersen G210157 is a genuine fuse microswitch accessory designed for NH Size 000 and NH Size 00 square body high-speed fuses. Identified by the catalogue designation MS 4L 2-5 B2 + PRES, this automatically resettable microswitch provides reliable remote indication of fuse presence, correct mounting and fuse operation within industrial electrical systems.
The G210157 is fitted with 2.8 mm clip terminals and is intended for use with compatible Mersen Protistor® fuse systems. In the event of incorrect fuse installation or fuse operation, the microswitch changes contact status, allowing maintenance engineers to monitor fuse condition remotely and minimise equipment downtime.
Designed for industrial automation, power conversion and semiconductor protection equipment, the G210157 offers dependable indication for critical electrical installations where rapid fault diagnosis and preventative maintenance are essential.
Key Advantages
- Genuine Mersen fuse microswitch accessory.
- Compatible with NH Size 000 and NH Size 00 square body fuses.
- Automatically resettable after fuse replacement.
- Provides remote indication of fuse presence and fuse operation.
- 2.8 mm clip terminals for compact installations.
- Helps reduce maintenance time and equipment downtime.
- Suitable for industrial semiconductor protection systems.
Key Features
- Manufacturer: Mersen.
- Model: G210157.
- Catalogue designation: MS 4L 2-5 B2 + PRES.
- Automatically resettable microswitch.
- Indicates fuse presence and correct installation.
- Changes contact state following fuse operation.
- 2.8 mm clip terminals.
- Compatible with Protistor® NH Size 000 and NH Size 00 fuse systems.
- Industrial-grade construction.
- Designed for professional electrical installations.
Reliable Remote Fuse Monitoring
Remote indication accessories allow maintenance personnel to monitor fuse status without dismantling equipment or manually inspecting every fuse. By signalling incorrect fuse installation or fuse operation, the microswitch helps speed up fault diagnosis and reduces machine downtime.
The Mersen G210157 is specifically designed for compatible Protistor® fuse assemblies and is widely used in industrial automation, semiconductor protection equipment and power conversion systems where equipment availability is critical.
Typical Applications
- Industrial control panels.
- Variable frequency drives.
- Power converters.
- UPS systems.
- Semiconductor protection equipment.
- Industrial automation machinery.
- Power distribution systems.
- OEM electrical equipment.
