Call Us Today
01706 242050
Trade Portal
MERSEN FUSE NH 2 250A 500V GG NH22GG50V250

MERSEN FUSE NH 2 250A 500V GG NH22GG50V250

Mersen NH22GG50V250 DIN NH2 gG fuse-link rated at 250 A, 500 V AC and 250 V DC, with live gripping lugs and a double indicator for industrial circuit protection.

SKU: NH22GG50V250Alt SKU: NH22GG50V250MPN: H223015
Price
List Price £18.04 ex VAT
Your Price (ex VAT)
£18.04
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.

Sign up for a trade account Quick & easy setup
SUBTOTAL (EX VAT) £18.04
Trade pricing is personalised to your account

Manufacturer Lead Time

Sold in packs of 3

£18.04

Why Choose the Mersen NH22GG50V250 NH Fuse-Link?

The Mersen NH22GG50V250 is a high-performance DIN NH gG low voltage fuse-link designed to provide dependable overload and short-circuit protection for industrial electrical distribution systems. Manufactured by Mersen, this NH2 fuse-link delivers full-range protection for cables, conductors, switchgear and general-purpose electrical equipment.

Part of the established Mersen NH gG 500 V AC fuse-link series, the NH22GG50V250 has a rated current of 250 A, an AC voltage rating of 500 V and a DC voltage rating of 250 V. Its standard blade-contact construction allows installation in compatible NH2 fuse bases used within switchboards, distribution panels and industrial control equipment.

The fuse-link incorporates live gripping lugs and a double indicator, supporting efficient maintenance and clear identification when the fuse has operated. Its robust construction and 40 mm body width make it suitable for demanding commercial and industrial power-distribution applications.

Key Advantages

  • Reliable NH2 DIN fuse-link for industrial power distribution.
  • 250 A rated current for higher-load electrical circuits.
  • 500 V AC and 250 V DC voltage ratings.
  • Full-range gG protection against overloads and short circuits.
  • Current-limiting operation helps reduce thermal and mechanical fault stresses.
  • Double indicator enables quick identification of an operated fuse-link.
  • Live gripping lugs support removal using an approved insulated NH fuse puller.
  • Standard blade contacts provide compatibility with appropriate NH2 fuse bases.

Key Features

  • Mersen NH gG 500 VAC fuse-link series.
  • Catalogue reference: NH22GG50V250.
  • Mersen catalogue number: NH2GG50V250.
  • Mersen item number: R222494.
  • Fuse size: NH2.
  • Rated current: 250 A.
  • Rated AC voltage: 500 V AC.
  • Rated DC voltage: 250 V DC.
  • gG utilisation category for general-purpose circuit protection.
  • Double operated-fuse indicator.
  • Live gripping lugs.
  • Standard NH blade contacts.
  • 40 mm body width.

Reliable Protection for Industrial Power Systems

The Mersen NH22GG50V250 provides full-range protection from sustained overload currents through to severe short-circuit faults. Its gG operating characteristic allows it to be used as the primary protective fuse for cables, feeders and general-purpose low voltage equipment.

The fuse-link forms part of a plug-in NH fuse system comprising a compatible fuse base, blade-contact fuse-link and approved replacement device. Installation and replacement should only be performed by qualified electrical personnel using suitable personal protective equipment and an insulated NH fuse puller.

Typical Applications

  • Industrial low voltage switchboards.
  • Electrical distribution panels.
  • Motor control centres.
  • Cable and feeder circuit protection.
  • Commercial and industrial power systems.
  • OEM machinery and control equipment.

Technical Specifications

Current 250 A
Voltage 500 V
Manufacturer Mersen
Series NH Fuse-Links gG 500 VAC
Model NH22GG50V250
Manufacturer catalogue number NH2GG50V250
Item number R222494
Product type DIN NH standard fuse-link
Fuse size NH2
Utilisation category gG
Rated current 250 A
Rated AC voltage 500 V AC
Rated DC voltage 250 V DC
Protection range Full-range overload and short-circuit protection
Contact type Blade contacts
Gripping lugs Live tags
Indication Double indicator
Body width 40 mm
EAN / UPC 8430399002064
Compliance RoHS compliant
Device Type Fuse link
Fuse Type NH (DIN)
Fuse Size NH2
Fuse Class gG

Frequently Asked Questions

What is the Mersen NH22GG50V250 used for?

The NH22GG50V250 is used to protect cables, feeders and industrial electrical equipment against overload and short-circuit faults.

What is the rated current of this fuse-link?

The Mersen NH22GG50V250 has a rated current of 250 A.

What voltage ratings does the NH22GG50V250 have?

The fuse-link is rated for operation at up to 500 V AC and 250 V DC.

What does the gG classification mean?

The gG classification identifies a full-range general-purpose fuse-link designed to protect cables and electrical equipment against both overload currents and short-circuit faults.

Does this fuse-link include an indicator?

Yes. The NH22GG50V250 incorporates a double indicator that helps maintenance personnel identify when the fuse-link has operated.

Trusted by Electrical Professionals Worldwide

Mersen NH gG fuse-links are widely specified by panel builders, electrical contractors, OEMs and maintenance engineers for dependable protection of industrial and commercial 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…

by | Aug 11, 2026 |

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

by | Jan 17, 2026 |

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

by | Jan 17, 2026 |

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...