Mersen NH000GG50V100-1 NH000 gG fuse link rated at 100 A, 500 V AC and 250 V DC with double indication and live gripping lugs for industrial cable and equipment protection.
Why Choose the Mersen NH000GG50V100-1 NH Fuse Link?
The Mersen NH000GG50V100-1 is a high-quality NH000 gG fuse link designed to provide reliable full-range protection for industrial power distribution systems, electrical switchgear, cables and control equipment. Manufactured to DIN NH standards, this low-voltage fuse delivers dependable overload and short-circuit protection while offering excellent current-limiting performance for demanding industrial applications.
Featuring a gG operating characteristic, the NH000GG50V100-1 protects electrical circuits across the complete fault current range, from sustained overloads through to severe short-circuit conditions. The fuse incorporates a double indication system together with live gripping lugs, enabling rapid identification of an operated fuse while allowing safe replacement using a suitable NH fuse puller by qualified personnel.
With a rated current of 100 A, an AC voltage rating of 500 V and a DC voltage rating of 250 V, this NH size 000 fuse link is ideal for industrial distribution boards, machinery supply circuits and low-voltage switchgear. Its ceramic body and silver-plated blade contacts ensure dependable performance and a long operational life.
Key Advantages
Full-range gG protection against overloads and short circuits.
100 A rated current for industrial electrical applications.
Suitable for systems operating up to 500 V AC and 250 V DC.
120 kA breaking capacity provides dependable fault interruption.
Double indication system enables rapid identification of an operated fuse.
Current-limiting performance helps minimise damage to cables and connected equipment.
Key Features
Mersen NH gG fuse-link series.
100 A current rating.
500 V AC rated voltage.
250 V DC rated voltage.
NH000 DIN fuse size.
gG full-range operating characteristic.
Integrated double indication system.
Live gripping lugs.
Silver-plated blade contacts.
Robust ceramic insulating body.
Reliable Protection for Industrial Electrical Systems
The Mersen NH000GG50V100-1 rapidly interrupts overload and short-circuit currents before they can damage cables, switchgear and connected electrical equipment. Its current-limiting characteristics reduce thermal stress and electrodynamic forces, helping improve system reliability while reducing maintenance costs and unplanned downtime.
As a gG full-range fuse, this fuse link provides comprehensive protection against both overload and short-circuit faults. It is widely used in industrial power distribution systems where dependable low-voltage circuit protection is essential. Installation and replacement should always be carried out by qualified personnel using compatible NH fuse bases and approved fuse pullers.
Typical Applications
Industrial power distribution systems.
Electrical switchboards.
Distribution panels and control cabinets.
Cable and conductor protection.
Industrial machinery.
Commercial and manufacturing electrical installations.
Technical Specifications
Current
100 A
Voltage
500 V
Manufacturer
Mersen
Series
NH Fuse Links gG 500 VAC
Model
NH000GG50V100-1
Item number
J201189
Catalogue number
NH000GG50V100-1
Product type
DIN NH fuse link
Operating characteristic
gG
Rated current
100 A
Rated AC voltage
500 V AC
Rated DC voltage
250 V DC
Breaking capacity
120 kA
Fuse size
NH000
Power dissipation at rated current
7.5 W
Body width
20.8 mm
Weight
Approx. 0.13 kg
Indication system
Double indicator
Gripping lugs
Live
Body material
Ceramic
EAN
4086500083138
RoHS compliant
Yes
HS Code
85361090
Country of Manufacture
Hungary
Frequently Asked Questions
What is the Mersen NH000GG50V100-1 used for?
This fuse link protects industrial cables, conductors and electrical equipment against overloads and short-circuit faults.
What is the current rating of this fuse?
The Mersen NH000GG50V100-1 has a rated current of 100 A.
What voltage is this fuse designed for?
The fuse is designed for electrical systems operating up to 500 V AC and 250 V DC.
What does the gG characteristic mean?
The gG operating characteristic provides full-range protection against both overload currents and short-circuit currents for general-purpose cable and equipment protection.
Why does this fuse include a double indicator?
The double indicator provides a clear visual indication when the fuse has operated, helping maintenance personnel identify and replace the affected fuse quickly.
Trusted Protection for Industrial Electrical Systems
Mersen NH fuse links are trusted worldwide by electrical engineers, OEMs and panel builders to provide reliable protection for industrial power distribution equipment, switchgear and low-voltage electrical installations.
Current
100 A
Voltage
500 V
Manufacturer
Mersen
Series
NH Fuse Links gG 500 VAC
Model
NH000GG50V100-1
Item number
J201189
Catalogue number
NH000GG50V100-1
Product type
DIN NH fuse link
Operating characteristic
gG
Rated current
100 A
Rated AC voltage
500 V AC
Rated DC voltage
250 V DC
Breaking capacity
120 kA
Fuse size
NH000
Power dissipation at rated current
7.5 W
Body width
20.8 mm
Weight
Approx. 0.13 kg
Indication system
Double indicator
Gripping lugs
Live
Body material
Ceramic
EAN
4086500083138
RoHS compliant
Yes
HS Code
85361090
Country of Manufacture
Hungary
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
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
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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.
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...
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...