MERSEN FUSE NH 1C 40A 500V GG NH1GG50V40

Q: What is the current rating of this fuse?

The NH1GG50V40 has a rated current of 40 A.

Q: What voltage is this fuse designed for?

The fuse-link is rated for operation on systems up to 500 V AC or 250 V DC.

Mersen NH1GG50V40 DIN NH1 gG fuse-link rated at 40 A, 500 V AC and 250 V DC for full-range protection of industrial electrical distribution systems.

SKU: NH1GG50V40Alt SKU: NH1GG50V40MPN: Y212633

List Price £11.44 ex VAT

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£11.44

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Manufacturer Lead Time

£11.44

Why Choose the Mersen NH1GG50V40 NH Fuse-Link?

The Mersen NH1GG50V40 is a high-quality DIN NH gG fuse-link designed to provide dependable full-range protection for low voltage electrical distribution systems. Manufactured by Mersen, this NH1 fuse-link offers reliable protection against both overloads and short circuits, making it ideal for industrial switchboards, motor control centres and commercial electrical installations.

Featuring a gG operating characteristic, the NH1GG50V40 provides comprehensive circuit protection for cables, conductors and electrical equipment. Its robust ceramic body, silver-plated blade contacts and live gripping lugs ensure reliable performance, while the integrated double indicator enables quick visual identification when the fuse has operated.

With a 40 A rated current, 500 V AC and 250 V DC voltage ratings, together with a 120 kA breaking capacity, the NH1GG50V40 is suitable for demanding industrial power distribution applications requiring dependable protection and long service life.

Key Advantages

High-performance DIN NH gG fuse-link for industrial electrical protection.
40 A rated current for low voltage distribution systems.
500 V AC / 250 V DC rated voltage.
120 kA breaking capacity for reliable fault interruption.
Integrated double indicator for rapid fuse status identification.
Suitable for protecting cables, switchgear and electrical equipment.

Key Features

Mersen NH gG 500 VAC fuse-link series.
DIN NH Size 1.
40 A rated current.
500 V AC / 250 V DC rated voltage.
gG full-range operating characteristic.
120 kA AC breaking capacity.
Double visual operation indicator.
Live gripping lugs with blade contacts.

Reliable Protection for Low Voltage Distribution Systems

The NH1GG50V40 is engineered to provide dependable full-range protection for electrical circuits, helping safeguard cables, switchgear and industrial equipment against overloads and short-circuit faults. Its high breaking capacity and proven NH design make it suitable for demanding commercial and industrial installations.

Designed in accordance with IEC standards, the fuse-link delivers reliable long-term performance while simplifying maintenance through its integrated double indication system and standard NH dimensions.

Typical Applications

Industrial switchboards.
Power distribution panels.
Cable and conductor protection.
Motor control centres.
Commercial electrical installations.
OEM machinery and automation equipment.

Technical Specifications

Current	40 A
Voltage	500 V
Manufacturer	Mersen
Series	NH Fuse-links gG 500 VAC
Model	NH1GG50V40
Item number	Y212633
Product type	DIN NH full-range fuse-link
Fuse size	NH1
Rated current	40 A
Rated voltage AC	500 V AC
Rated voltage DC	250 V DC
Operating characteristic	gG
Breaking capacity	120 kA AC
Indicator	Double indicator
Gripping lugs	Live gripping lugs
Body width	30 mm
Power dissipation	3.7 W
Weight	Approx. 0.28 kg
EAN	8430399001722
RoHS compliant	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 NH1GG50V40 used for?

This fuse-link provides full-range overload and short-circuit protection for cables, switchgear and industrial electrical equipment.

What is the current rating of this fuse?

The NH1GG50V40 has a rated current of 40 A.

What voltage is this fuse designed for?

The fuse-link is rated for operation on systems up to 500 V AC or 250 V DC.

What does the gG characteristic mean?

The gG characteristic provides full-range protection against both overloads and short circuits for general electrical distribution circuits.

What is the purpose of the double indicator?

The integrated double indicator provides clear visual confirmation after the fuse has operated, helping simplify maintenance and fault finding.

Trusted for Industrial Circuit Protection

Mersen NH gG fuse-links are trusted worldwide by electrical engineers, OEMs and panel builders for dependable circuit protection, high fault interruption capability and long service life in industrial power distribution systems.

UK delivery

Delivery options

Free UK delivery on orders over £200 ex VAT. Order in-stock items before 2pm Monday to Friday for next-day delivery.

This product Lead time on request

Please contact us for a delivery time before you order

Standard delivery

£8 ex VAT · free over £200

UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.

Heavier items may be charged at a weight-based or pallet rate, shown at checkout.

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Mon–Fri, 8am–5pm

Order and pay online, then collect from our showroom.

Please allow 15–30 minutes after ordering for us to prepare your order.

Northern Ireland, ROI & export

Priced at checkout

We deliver to Northern Ireland, the Republic of Ireland and overseas.

Delivery is calculated at checkout based on your destination.

Orders with mixed availability

Shipped complete

If part of your order is on a lead time, we hold it and send everything together.

Need the in-stock items sooner? Ask us and we can split the delivery.

Business customer returns

Returns & order support

Need to return an item? Find the guidance for your order below, then contact our team before sending anything back.

Stocked items

Request within 30 days

Changed your mind or ordered the wrong item? Request a return within 30 days of receipt. There is no restocking charge.

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Faulty or damaged items

Tell us as soon as possible

Faulty, damaged on delivery or the wrong product supplied? Contact our team as soon as possible with the details.

We will review the issue and arrange an appropriate resolution under our terms and conditions and your statutory rights.

Made-to-order items

Manufacturer approval needed

Manufactured, configured and special-order products can only be returned with the manufacturer’s approval. Any handling charge is agreed with you when you request the return.

This does not affect claims for faulty goods or items that do not meet the agreed specification.

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Let’s get your return sorted.

Send your order number, product details and reason for return. For faults or delivery damage, include photographs if available. We will confirm the next steps.

Email returns team 01706 242050

The 30-day return request period applies to change-of-mind returns for stocked items. It does not limit your statutory rights for faulty or non-conforming goods.

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