MERSEN FUSE NH 1C 25A 500V GG SGL NH1GG50V25-1

MERSEN FUSE NH 1C 25A 500V GG SGL NH1GG50V25-1

Mersen NH1GG50V25-1 NH1 gG industrial fuse link rated at 25 A, 500 V AC and 250 V DC with isolated gripping lugs, ceramic body and double indication.

SKU: NH1GG50V25-1Alt SKU: NH1GG50V25-1MPN: K223017
Price
List Price £16.36 ex VAT
Your Price (ex VAT)
£16.36
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) £16.36
Trade pricing is personalised to your account

Manufacturer Lead Time

Sold in packs of 3

£16.36

Why Choose the Mersen NH1GG50V25-1 NH Fuse Link?

The Mersen NH1GG50V25-1 is a reliable NH1 gG fuse link engineered to provide full-range protection for low-voltage electrical installations. Manufactured to DIN NH standards, it protects cables, conductors and industrial equipment against overloads and short circuits, making it ideal for switchgear, distribution boards and industrial control systems.

As part of Mersen's trusted NH fuse-link range, the NH1GG50V25-1 features a durable ceramic body, blade contacts, isolated gripping lugs and a double indication system. The isolated gripping lugs improve handling safety for qualified personnel, while the dual indicator enables rapid identification of an operated fuse during maintenance.

With a rated current of 25 A, a rated voltage of 500 V AC and a 250 V DC rating, this NH1 fuse link is suitable for industrial power distribution, machinery and electrical protection applications where dependable performance is essential.

Key Advantages

  • Industrial NH1 gG fuse link for full-range cable and equipment protection.
  • 25 A rated current for low-voltage electrical systems.
  • 500 V AC and 250 V DC voltage ratings.
  • Provides dependable protection against overloads and short circuits.
  • Double indicator allows rapid identification after fuse operation.
  • Isolated gripping lugs improve safety during fuse replacement.

Key Features

  • Mersen NH fuse-link series.
  • 25 A rated current.
  • 500 V AC rated voltage.
  • 250 V DC rated voltage.
  • gG full-range operating characteristic.
  • NH1 fuse size.
  • Double fuse-operation indication.
  • Isolated gripping lugs.
  • Ceramic insulating body.
  • DIN blade-contact construction.

Reliable Protection for Industrial Electrical Systems

The Mersen NH1GG50V25-1 uses a gG operating characteristic to provide full-range protection against overload currents and short circuits. It interrupts excessive fault currents before they can damage electrical cables, switchgear or connected industrial equipment, helping improve system safety and minimise downtime.

Its NH1 blade-contact construction is designed for installation in compatible NH fuse bases and fused switch-disconnectors. The ceramic body provides excellent electrical insulation and thermal stability, ensuring dependable operation in demanding industrial environments.

Typical Applications

  • Industrial distribution boards.
  • Electrical switchgear.
  • Control panels.
  • Cable and conductor protection.
  • OEM machinery.
  • Industrial automation systems.
  • Low-voltage power distribution.

Technical Specifications

Current 25 A
Voltage 500 V
Manufacturer Mersen
Series NH Fuse-Links gG 500 V AC
Model NH1GG50V25-1
Item number K223017
Product type NH industrial fuse link
Utilisation category gG
Rated current 25 A
Rated voltage AC 500 V AC
Rated voltage DC 250 V DC
Breaking capacity 120 kA AC
Fuse size NH1
Body width 30 mm
Indication system Double indicator
Gripping-lug type Isolated tags
Terminal type Blade contacts
Body material Ceramic
EAN 8430399001845
RoHS compliance Yes
HS Code 85361050
Country of Manufacture Hungary
Device Type Fuse link
Fuse Type NH (DIN)
Fuse Size NH1
Fuse Class gG

Frequently Asked Questions

What is the Mersen NH1GG50V25-1 used for?

This fuse link protects industrial electrical circuits, cables and equipment against overloads and short circuits in low-voltage power distribution systems.

What is the current rating of this fuse?

The Mersen NH1GG50V25-1 has a rated current of 25 A.

What voltage is the fuse rated for?

The fuse operates at up to 500 V AC and 250 V DC.

What does the gG classification mean?

The gG characteristic provides full-range protection against both overloads and short circuits for general-purpose cable and conductor protection.

Does this fuse include an operation indicator?

Yes. The NH1GG50V25-1 incorporates a double indication system that clearly identifies when the fuse has operated.

Trusted Industrial Circuit Protection

Mersen NH fuse links are trusted by electrical engineers, panel builders and industrial maintenance professionals worldwide for dependable low-voltage circuit protection, excellent fault interruption capability and long-term operational reliability.

● 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...