MERSEN FUSE BJU42V063SA BJU42V063SA

BS88 gU Type 130×36 fuse-link delivering reliable circuit protection up to 63A at 415VAC with high breaking capacity of 80 kA and ceramic body.

SKU: A1003904Alt SKU: BJU42V063SAMPN: A1003904

List Price £42.28 ex VAT

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£42.28

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Manufacturer Lead Time

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Why Choose the Mersen A1003904 Electrical Protection Component?

The Mersen A1003904 is an industrial electrical protection component manufactured for use in professional power distribution, control and equipment protection applications. Developed by Mersen, it is intended for engineers, panel builders and maintenance teams requiring dependable components from an established circuit protection manufacturer.

Mersen products are designed to support the safe operation of industrial electrical systems by helping protect equipment and infrastructure from damaging electrical fault conditions. The A1003904 reference enables accurate product identification when sourcing a replacement component or maintaining an existing installation.

Because electrical protection products must be correctly matched to their application, the operating voltage, current rating, utilisation category, dimensions and compatible mounting equipment should be verified against the original Mersen technical documentation before installation.

Key Advantages

Genuine Mersen industrial electrical protection component.
Clearly identified by manufacturer reference A1003904.
Suitable for professional electrical maintenance and replacement requirements.
Designed for use within compatible industrial electrical equipment.
Supports dependable operation of power distribution and control systems.
Manufactured by a recognised specialist in electrical protection technology.

Key Features

Mersen manufacturer reference A1003904.
Industrial-grade electrical component.
Designed for circuit protection or associated electrical equipment.
Suitable for replacement, maintenance and OEM requirements.
Intended for installation by qualified electrical professionals.
Compatible equipment should be confirmed before ordering.
Electrical ratings should be verified against the official datasheet.
Suitable for industrial and commercial electrical environments.

Dependable Support for Industrial Electrical Systems

Correctly selected electrical protection components help reduce the risk of equipment damage, unplanned downtime and unsafe operating conditions. The Mersen A1003904 is intended to support reliable system maintenance when matched with the correct electrical ratings, mounting arrangement and application requirements.

Before replacing an existing component, users should compare the complete manufacturer reference and technical specifications with the original equipment. Installation and testing should be completed by a suitably qualified electrical professional.

Typical Applications

Industrial electrical distribution equipment.
Control panels and switchgear assemblies.
Machinery maintenance and repair.
OEM electrical equipment.
Commercial power systems.
Replacement and maintenance inventories.

Technical Specifications

Item number	A1003904
Catalogue No	BJU42V063SA
Description	British Standard fuse-link IEC BS88 gU Type 130x36 415VAC 63A
EAN/UPC Code	3605340479256
Rated voltage AC IEC	415 V
Ampere Rating	63 A
RoHS Compliant	Yes
AC or DC	AC
Speed/Characteristic	gG
Fuse Size	130x36
Mounting	Clip
Clearing I2t At Rated Voltage	18000 A²s
Melting I2t	4000 A²s
AC Max I.R./Breaking Capacity	I1: 80 kA
Connection/Terminal Material	Copper
Connection/Terminal Type	Blade
Product Diameter	36.1 mm
Product Length	130.5 mm
Product Height	41 mm
Sell Pack Quantity	3 EA
Sell Pack Weight	0.843 kg
Sell Pack Width	180 mm
Sell Pack Length	140 mm
Sell Pack Height	65 mm
Product group	Low Voltage IEC Fuses
Body/Insulating Material	Ceramic
Product Weight	0.281 kg
Power Dissipation at Rated Current Value	6.2 W
HS Code	85361050
Country of Manufacture	India
Fuse Class	gG
Voltage	415 V

Frequently Asked Questions

What is the Mersen A1003904?

The A1003904 is a Mersen industrial electrical protection component identified by the manufacturer reference A1003904.

Where is the Mersen A1003904 typically used?

It is intended for compatible industrial power distribution, control, protection or electrical equipment applications.

How can I confirm whether this component is suitable?

Compare the complete manufacturer reference, electrical ratings, dimensions and mounting arrangement with the original component and official Mersen documentation.

Can the A1003904 be used as a direct replacement?

It may be suitable as a replacement where the complete reference and technical specifications match the original equipment requirements.

Who should install this Mersen component?

Installation should be completed by a qualified electrical professional in accordance with the equipment manufacturer's instructions and applicable electrical regulations.

Trusted Electrical Protection from Mersen

Mersen electrical protection products are specified by engineers, panel builders and maintenance professionals for dependable performance in industrial power distribution and equipment protection applications.

Item number	A1003904
Catalogue No	BJU42V063SA
Description	British Standard fuse-link IEC BS88 gU Type 130x36 415VAC 63A
EAN/UPC Code	3605340479256
Rated voltage AC IEC	415 V
Ampere Rating	63 A
RoHS Compliant	Yes
AC or DC	AC
Speed/Characteristic	gG
Fuse Size	130x36
Mounting	Clip
Clearing I2t At Rated Voltage	18000 A²s
Melting I2t	4000 A²s
AC Max I.R./Breaking Capacity	I1: 80 kA
Connection/Terminal Material	Copper
Connection/Terminal Type	Blade
Product Diameter	36.1 mm
Product Length	130.5 mm
Product Height	41 mm
Sell Pack Quantity	3 EA
Sell Pack Weight	0.843 kg
Sell Pack Width	180 mm
Sell Pack Length	140 mm
Sell Pack Height	65 mm
Product group	Low Voltage IEC Fuses
Body/Insulating Material	Ceramic
Product Weight	0.281 kg
Power Dissipation at Rated Current Value	6.2 W
HS Code	85361050
Country of Manufacture	India
Fuse Class	gG
Voltage	415 V

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.

Collect from our showroom

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.

Items must be unused, in resalable condition and in their original packaging, and returns need our approval first. Return carriage is at your cost, and the original delivery charge is not refunded.

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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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.

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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.

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We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.

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