MERSEN FUSE NH 0 40A 500V gG NH0GG50V40

MERSEN FUSE NH 0 40A 500V gG NH0GG50V40

Mersen NH0GG50V40 DIN NH Size 0 gG fuse-link rated at 40 A, 500 V AC and 250 V DC for industrial electrical distribution and circuit protection.

SKU: NH0GG50V40Alt SKU: NH0GG50V40MPN: P217731
Price
List Price £11.48 ex VAT
Your Price (ex VAT)
£11.48
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) £11.48
Trade pricing is personalised to your account

Manufacturer Lead Time

Sold in packs of 3

£11.48

Why Choose the Mersen NH0GG50V40 NH Fuse-Link?

The Mersen NH0GG50V40 is a high-quality DIN NH gG fuse-link designed to provide dependable full-range protection for low voltage electrical distribution systems, industrial switchgear and motor circuits. Manufactured by Mersen, this NH Size 0 fuse-link protects cables, switchgear and electrical equipment against overloads and short circuits whilst helping maximise system reliability and minimise downtime.

As part of the proven Mersen NH gG 500 V fuse series, the NH0GG50V40 is manufactured in accordance with IEC standards and features a robust ceramic body with live gripping lugs and a dual indicator for fast fuse status identification. It is ideal for use in industrial control panels, power distribution systems and commercial electrical installations.

With a 40 A rated current, 500 V AC operating voltage and 250 V DC rating, the NH0GG50V40 delivers reliable protection in demanding electrical applications requiring high breaking capacity and dependable long-term performance.

Key Advantages

  • High-quality DIN NH Size 0 gG fuse-link for full-range circuit protection.
  • 40 A rated current suitable for industrial and commercial installations.
  • 500 V AC / 250 V DC operating capability.
  • Protects cables, switchgear and electrical distribution equipment.
  • Double indicator allows rapid identification of an operated fuse.
  • Designed for reliable performance in demanding industrial environments.

Key Features

  • Mersen NH gG fuse-link series.
  • DIN NH Size 0.
  • 40 A rated current.
  • 500 V AC rated voltage.
  • 250 V DC rated voltage.
  • gG utilisation category for full-range protection.
  • Live gripping lugs with dual indicator.
  • Ceramic body with high breaking capacity.

Reliable Protection for Industrial Power Distribution

NH gG fuse-links provide complete protection against overloads and short circuits, helping ensure the safe and reliable operation of low voltage electrical systems. Their high interrupting capacity protects valuable equipment whilst reducing the likelihood of costly failures and production downtime.

The Mersen NH fuse range is widely specified by OEMs, panel builders and electrical contractors for use in industrial machinery, commercial buildings and power distribution systems where dependable circuit protection is essential.

Typical Applications

  • Industrial switchboards and distribution panels.
  • Motor control centres.
  • Power distribution equipment.
  • Cable and feeder protection.
  • Industrial machinery and automation systems.
  • Commercial electrical installations.

Technical Specifications

Current 40 A
Voltage 500 V
Manufacturer Mersen
Series NH gG Fuse-links
Model NH0GG50V40
Product type DIN NH gG fuse-link
Fuse size NH0
Rated current 40 A
Rated voltage AC 500 V
Rated voltage DC 250 V
Utilisation category gG
Body width 30 mm
Power dissipation 3.7 W
Package quantity 3
Weight Approx. 0.27 kg
Standards IEC NH fuse system
HS Code 85361050
Country of Manufacture Hungary
Device Type Fuse link
Fuse Type NH (DIN)
Fuse Size NH0
Fuse Class gG

Frequently Asked Questions

What is the Mersen NH0GG50V40 used for?

This NH fuse-link provides full-range protection against overloads and short circuits in low voltage industrial and commercial electrical systems.

What is the current rating of this fuse?

The NH0GG50V40 has a 40 A rated current.

What voltage is this fuse designed for?

The fuse is rated for 500 V AC and 250 V DC operation.

What does the gG classification mean?

gG fuse-links provide full-range protection against both overload and short-circuit faults, making them suitable for general-purpose electrical circuit protection.

Where is this NH fuse commonly installed?

It is commonly installed within NH fuse bases in switchboards, distribution panels, motor control centres and industrial electrical equipment.

Trusted by Electrical Professionals Worldwide

Mersen NH fuse-links are trusted by panel builders, OEMs and electrical engineers worldwide to deliver dependable circuit protection for industrial and commercial low voltage power distribution systems.

● 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...