MERSEN FUSE 500V FA 1,25 A 6.32 MI6FA50V1,25

MERSEN FUSE 500V FA 1,25 A 6.32 MI6FA50V1,25

Mersen E084207 MI6FA50V1.25 high-speed miniature semiconductor fuse rated at 1.25 A and 500 V AC, with a 6.3 x 32 mm cartridge body for clip mounting.

SKU: E084207Alt SKU: MI6FA50V1,25MPN: E084207
Price
List Price £4.11 ex VAT
Your Price (ex VAT)
£4.11
Manufacturer Lead Time Please contact us for a delivery time before you order
Get the best trade prices Trade exclusive

Create a trade account to unlock exclusive pricing, special offers and more.

SUBTOTAL (EX VAT) £4.11
Trade pricing is personalised to your account

Manufacturer Lead Time

Sold in packs of 50

£4.11

Why Choose the Mersen E084207 High-Speed Semiconductor Fuse?

The Mersen E084207 is a compact high-speed semiconductor protection fuse designed to safeguard sensitive electronic components against damaging overcurrents and short circuits. Also identified by the catalogue number MI6FA50V1.25, it provides very fast fault interruption for semiconductor devices and industrial electronic equipment.

With a rated current of 1.25 A and a rated voltage of 500 V AC, the E084207 is suitable for circuits where rapid operation and low let-through energy are essential. Its high-speed FA characteristic helps reduce the electrical and thermal stress placed on valuable semiconductor components during fault conditions.

The fuse features a compact 6.3 × 32 mm cartridge format designed for clip mounting in a compatible fuse holder. Its space-efficient construction, very high breaking capacity and dependable operating characteristics make it suitable for power conversion equipment, industrial controls and sensitive electronic assemblies.

Key Advantages

  • Very fast-acting protection for sensitive semiconductor components.
  • 1.25 A current rating for electronic protection circuits.
  • 500 V AC voltage rating for industrial applications.
  • Compact 6.3 × 32 mm miniature cartridge format.
  • Very high breaking capacity for dependable fault interruption.
  • Clip-mounted design allows convenient installation and replacement.

Key Features

  • Mersen MI6FA50V1.25 semiconductor fuse.
  • 1.25 A rated current.
  • 500 V AC rated voltage.
  • High-speed FA operating characteristic.
  • 6.3 × 32 mm miniature fuse body.
  • Designed for clip mounting in a compatible fuse holder.
  • Rapid protection against overcurrents and short circuits.
  • Suitable for semiconductor and sensitive electronic equipment.

Reliable Protection for Sensitive Electronic Components

High-speed semiconductor fuses are designed to interrupt fault currents more rapidly than conventional general-purpose fuses. This rapid response helps prevent excessive energy from reaching delicate semiconductor junctions and other sensitive components during an electrical fault.

The Mersen E084207 combines fast operation, compact dimensions and a high breaking capacity to deliver dependable protection within space-conscious industrial equipment. Its clip-mounted cartridge design also allows straightforward inspection and replacement during routine maintenance.

Typical Applications

  • Semiconductor protection circuits.
  • Industrial power supplies.
  • Power converters and inverters.
  • Electronic control equipment.
  • Automation and instrumentation systems.
  • Variable speed drive control circuits.
  • Industrial electronic assemblies.
  • OEM machinery and equipment.

Technical Specifications

Current 25 A
Voltage 500 V
Manufacturer Mersen
Series Semiconductor Miniature Fuses Size 6 × 32 FA 500 V
Model E084207
Catalogue number MI6FA50V1.25
Product type High-speed miniature semiconductor fuse
Rated current 1.25 A
Rated voltage 500 V AC
Current type AC
Operating characteristic High speed, FA
Fuse size 6.3 × 32 mm
Mounting type Clip mounting
Protection application Semiconductor and sensitive electronic components
EAN / UPC 3605340061000
Device Type Fuse link
Fuse Type Miniature, Semiconductor
Fuse Size 6.3x32 mm

Frequently Asked Questions

What is the Mersen E084207 used for?

The Mersen E084207 provides high-speed overcurrent and short-circuit protection for sensitive semiconductor devices and industrial electronic equipment.

What are the current and voltage ratings?

The E084207 has a rated current of 1.25 A and a rated voltage of 500 V AC.

What size is the Mersen E084207?

The fuse has a compact miniature cartridge body measuring 6.3 × 32 mm.

How is the E084207 installed?

The E084207 is designed for clip mounting inside a compatible 6.3 × 32 mm fuse holder or equipment fuse assembly.

Is the E084207 suitable for general cable protection?

No. It is a high-speed FA fuse developed primarily for protecting sensitive semiconductor devices and electronic components rather than general-purpose electrical cables.

Trusted for High-Speed Electronic Protection

Mersen miniature semiconductor fuses are trusted by equipment manufacturers, automation engineers and maintenance professionals to provide rapid and dependable protection for sensitive electronic components.

● Service Agreements

Credit Accounts

Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.

 Priority sourcing and supply support

 Flexible payment terms for qualifying organisations

 Support for engineering, maintenance, and operations

500 +

Stock lines ready to ship

1,000 +

Same day dispatches

3500 +

Customers supported

28 

Trusted Manfacturers

● frequently asked questions

Common questions about our products and support

 

At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.

What product ranges do you supply

We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products. 

Can you help specify the correct part?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

Do you have stock for urgent orders?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What are your delivery times and costs?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What about warranties, returns and faulty items?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

● latest blog

Discover  our latest insights and
expert advice

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.

LED Controls: Danfoss Drives Authorised Partner

LED Controls: Danfoss Drives Authorised Partner

2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...

LED Controls: Your Complete Control Panel Solution

LED Controls: Your Complete Control Panel Solution

2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...