MERSEN FUSE NH 0 20A 690V GG NH0GG69V20

Q: What is the current rating of this fuse?

This NH fuse-link has a 20 A current rating.

Q: What voltage is the NH0GG69V20 designed for?

The fuse is rated for 690 V AC and 400 V DC operation.

Mersen NH0GG69V20 DIN NH0 gG fuse-link rated 20 A, 690 V AC and 400 V DC with double indicator and live gripping lugs for industrial circuit protection.

SKU: NH0GG69V20Alt SKU: NH0GG69V20MPN: G228465

List Price £15.64 ex VAT

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£15.64

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Manufacturer Lead Time

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Why Choose the Mersen NH0GG69V20 NH Fuse-Link?

The Mersen NH0GG69V20 is a robust DIN NH gG low voltage fuse-link engineered to provide dependable overload and short-circuit protection for industrial electrical distribution systems. Manufactured by Mersen, this NH0 fuse-link offers high breaking capacity and reliable circuit protection for switchgear, panel builders and OEM machinery.

As part of the proven Mersen NH gG 690 V fuse series, the NH0GG69V20 features a 20 A current rating, 690 V AC operating voltage and 400 V DC rating. It incorporates double blown-fuse indication together with live gripping lugs, allowing fast identification and safe replacement using an approved NH fuse puller.

Designed to IEC and DIN NH standards, this fuse-link delivers full-range protection for cables, conductors and general electrical equipment. Its NH0 body size makes it ideal for use in industrial control panels, motor control centres and low voltage distribution systems where reliable protection is essential.

Key Advantages

High-quality NH0 DIN fuse-link for industrial power distribution.
20 A current rating for dependable circuit protection.
690 V AC and 400 V DC rated operation.
Full-range gG utilisation category protects cables and equipment.
Double indicator provides rapid identification of operated fuses.
Live gripping lugs enable safe fuse replacement.
Manufactured in accordance with IEC and DIN NH standards.

Key Features

Mersen NH gG fuse-link series.
Catalogue number: NH0GG69V20.
Fuse size: NH0.
Current rating: 20 A.
Rated voltage: 690 V AC.
Rated DC voltage: 400 V DC.
General purpose gG utilisation category.
Double blown-fuse indicator.
Live gripping lugs.
DIN NH low voltage HRC fuse construction.

Reliable Protection for Industrial Power Systems

The Mersen NH0GG69V20 provides dependable protection against overloads and short circuits, helping safeguard industrial switchgear, distribution boards and electrical equipment. Its gG operating characteristic provides full-range protection for cables and general-purpose circuits.

Its standard NH0 construction enables straightforward installation into compatible NH fuse bases, whilst the double indicator assists maintenance personnel by providing clear visual identification when the fuse has operated.

Typical Applications

Industrial switchboards.
Power distribution panels.
Motor control centres.
OEM machinery and equipment.
Cable and feeder circuit protection.
Industrial electrical installations.

Technical Specifications

Current	20 A
Voltage	690 V
Manufacturer	Mersen
Series	NH Fuse-links gG 690 VAC
Model	NH0GG69V20
Product type	DIN NH HRC fuse-link
Fuse size	NH0
Utilisation category	gG
Current rating	20 A
Rated AC voltage	690 V AC
Rated DC voltage	400 V DC
Body width	30 mm
Indicator	Double indicator
Connection type	Live gripping lugs
Weight	Approx. 0.27 kg
Compliance	IEC, RoHS compliant
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 NH0GG69V20 used for?

The NH0GG69V20 protects industrial electrical circuits against overloads and short circuits in power distribution and control applications.

What is the current rating of this fuse?

This NH fuse-link has a 20 A current rating.

What voltage is the NH0GG69V20 designed for?

The fuse is rated for 690 V AC and 400 V DC operation.

What does the gG classification mean?

The gG utilisation category provides full-range protection against overload and short-circuit faults for cables and general electrical equipment.

What is the benefit of the double indicator?

The double indicator provides a clear visual indication that the fuse has operated, simplifying maintenance and reducing downtime.

Trusted by Electrical Professionals Worldwide

Mersen NH fuse-links are trusted worldwide by panel builders, OEMs and maintenance engineers for delivering reliable protection in demanding industrial electrical installations.

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

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

Delivery is calculated at checkout based on your destination.

Orders with mixed availability

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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.

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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, 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

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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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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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