MERSEN FUSE MS 4L 2-5 B6 +PRES. MS4L2-5B6+PRES

MERSEN FUSE MS 4L 2-5 B6 +PRES. MS4L2-5B6+PRES

Why Choose the MERSEN FUSE MS 4L 2-5 B6 +PRES.

SKU: F210156Alt SKU: MS4L2-5B6+PRESMPN: F210156
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Why Choose the Mersen F210156 Fuse Microswitch?

The Mersen F210156 is a genuine fuse microswitch accessory designed for NH Size 000 and NH Size 00 square body high-speed fuses. This accessory forms part of the Mersen Protistor® fuse accessory range and provides reliable remote indication of fuse presence, correct installation and fuse operation within industrial electrical systems.

The F210156 automatically resets and is engineered to work with compatible Mersen square body fuse bases. It features 6.3 mm clip terminals and changes contact status when a fuse is incorrectly installed or has operated, allowing maintenance engineers to monitor fuse condition remotely and reduce machine downtime.

Designed for demanding industrial applications, the F210156 is widely used in power conversion equipment, semiconductor protection systems, industrial drives and automation panels where fast indication of fuse status improves maintenance efficiency and equipment availability.

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 operation.
  • 6.3 mm clip terminals for straightforward installation.
  • Helps minimise machine downtime and maintenance time.
  • Ideal for industrial automation and power electronics.

Key Features

  • Manufacturer: Mersen.
  • Model: F210156.
  • Catalogue designation: MS 4L 2-5 B6 + PRES.
  • Automatically resettable microswitch.
  • Indicates fuse presence and correct mounting.
  • Changes contact state following fuse operation.
  • 6.3 mm clip terminals.
  • Compatible with Protistor® square body fuse systems.
  • Industrial-grade construction.
  • Designed for professional electrical installations.

Reliable Remote Fuse Status Indication

Remote indication accessories improve maintenance efficiency by allowing engineers to identify fuse operation without opening electrical enclosures or manually inspecting every fuse. This reduces troubleshooting time and helps restore production more quickly following a fault.

The Mersen F210156 provides dependable indication for compatible Protistor® fuse assemblies, making it well suited to industrial automation, semiconductor protection and power distribution systems where equipment uptime is essential.

Typical Applications

  • Industrial control panels.
  • Variable frequency drives.
  • Power converters.
  • UPS systems.
  • Semiconductor protection equipment.
  • Industrial automation machinery.
  • Power distribution systems.
  • OEM electrical equipment.

Technical Specifications

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Device Type Accessory
Fuse Size NH000
Manufacturer Mersen
Series Protistor® Fuse Accessories
Model F210156
Catalogue number MS 4L 2-5 B6 + PRES
Product type Fuse microswitch accessory
Compatible fuse sizes NH 000 and NH 00
Terminal type 6.3 mm clip terminals
Reset type Automatically resettable
Function Fuse presence and operation indication
Weight Approximately 30 g
Mounting Compatible Mersen fuse assemblies

Frequently Asked Questions

What is the Mersen F210156 used for?

The F210156 is a fuse microswitch accessory that provides remote indication of fuse presence, correct installation and fuse operation in compatible Mersen square body fuse assemblies.

Which fuse sizes is the F210156 compatible with?

It is designed for use with compatible NH Size 000 and NH Size 00 square body fuse systems.

Does the microswitch reset automatically?

Yes. The F210156 is an automatically resettable microswitch designed to resume normal operation after the fuse has been correctly replaced.

What type of terminals does it use?

The F210156 is fitted with 6.3 mm clip terminals for electrical connection.

Where is the F210156 commonly installed?

It is commonly installed in industrial drives, power conversion equipment, automation panels and semiconductor protection systems using compatible Mersen fuse assemblies.

Trusted for Industrial Electrical Monitoring

Mersen fuse accessories are trusted worldwide by panel builders, OEM manufacturers and maintenance engineers to provide reliable monitoring and dependable protection for industrial electrical systems.