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MERSEN FUSE A 070 URD 32 LI 0400 A070URD32LI0400

MERSEN FUSE A 070 URD 32 LI 0400 A070URD32LI0400

High-speed aR-class fuse designed for semiconductor protection with integrated striker indication and silver-plated copper slotted blade terminals, rated at 400A and up to 700VAC.

SKU: J300204Alt SKU: A070UD32LI400MPN: J300204
Price
List Price £145.46 ex VAT
Your Price (ex VAT)
£145.46
Manufacturer Lead Time Please contact us for a delivery time before you order
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Manufacturer Lead Time

Sold in packs of 3

£145.46

Why Choose the Mersen J300204 Industrial Circuit Protection Component?

The Mersen J300204 is a professional industrial circuit protection component intended for use in compatible electrical power distribution, control and equipment protection assemblies. Manufactured by Mersen, it is suitable for maintenance, replacement and OEM applications where accurate part identification and dependable electrical performance are essential.

Mersen specialises in fuses, fuse holders and associated protection products for industrial machinery, switchgear, power electronics and energy infrastructure. The unique J300204 manufacturer part number helps engineers, panel builders and procurement professionals identify the required component when servicing compatible Mersen electrical equipment.

Detailed public technical specifications for the J300204 are limited. Its precise product type, rated current, rated voltage, protection characteristic, breaking capacity, dimensions and terminal arrangement should therefore be verified against the original component, equipment documentation or official Mersen technical data before purchase or installation.

Key Advantages

  • Genuine Mersen industrial circuit protection component.
  • Clearly identified by manufacturer part number J300204.
  • Suitable for maintenance, repair, replacement and OEM requirements.
  • Designed for use in compatible industrial electrical assemblies.
  • Supports dependable operation of power distribution and control equipment.
  • Manufactured by an established electrical protection specialist.

Key Features

  • Mersen J300204 electrical protection product.
  • Designed for professional industrial electrical applications.
  • Manufacturer-specific identification supports accurate replacement selection.
  • Suitable for compatible power distribution and protection equipment.
  • Professional-grade construction for demanding electrical environments.
  • Suitable for OEM, panel-building and maintenance applications.
  • Intended for use with correctly matched Mersen equipment.
  • Installation should be completed by qualified electrical personnel.

Dependable Support for Industrial Electrical Systems

Correctly specified circuit protection components help maintain the safety, availability and reliability of industrial electrical equipment. They form part of a coordinated protection system designed to isolate faults, limit fault energy and reduce the risk of damage to connected machinery and power infrastructure.

The Mersen J300204 should only be installed where its electrical characteristics, operating performance, physical format and connection arrangement match the original equipment specification. Selection should be based on verified technical information rather than visual similarity or part-number sequence alone.

Typical Applications

  • Industrial electrical control panels.
  • Power distribution equipment.
  • Switchgear and protection assemblies.
  • Industrial machinery and automation systems.
  • Power conversion equipment.
  • OEM electrical assemblies.
  • Maintenance, repair and replacement projects.

Technical Specifications

Item number J300204
Catalogue No A070UD32LI400
Description Square Body High-Speed Fuse Protistor® Size 32 aR 690VAC IEC 700VAC UL 400A With Striker Slotted Blades long
EAN/UPC Code 3605340324860
Rated voltage AC UL 700 V
Rated voltage AC IEC 690 V
Ampere Rating 400 A
RoHS Compliant Yes
AC or DC AC
Speed/Characteristic aR
Fuse Size 32
Mounting Bolted
Clearing I2t At Rated Voltage 90 kA²s
Melting I2t 15 kA²s
AC Max I.R./Breaking Capacity I1: 200 kA
Indication System Yes
Indication System Type Striker
Connection/Terminal Material Silver-Plated Copper
Connection/Terminal Type Slotted Blades
Product Width 59 mm
Product Length 153 mm
Product Height 65 mm
Sell Pack Quantity 3 EA
Sell Pack Weight 1.7199 kg
Sell Pack Width 160 mm
Sell Pack Length 195 mm
Sell Pack Height 72 mm
Product group Semiconductor Protection Fuses
Body/Insulating Material Ceramic
Product Weight 0.5733 kg
Power Dissipation at Rated Current Value 75 W
HS Code 85361090
Country of Manufacture France
Fuse Type Semiconductor
Fuse Class aR
Voltage 690 V

Frequently Asked Questions

What is the Mersen J300204 used for?

The Mersen J300204 is an industrial electrical circuit protection component intended for use in compatible power distribution, control or equipment protection assemblies.

Can the J300204 replace another Mersen component?

It should only replace a component with matching manufacturer identification, electrical ratings, operating characteristics, dimensions and terminal requirements. Compatibility must be verified before installation.

Which specifications should be checked before ordering?

Confirm the precise product type, rated current, rated voltage, protection characteristic, breaking capacity, dimensions, mounting arrangement and equipment compatibility.

Are complete specifications available for the J300204?

Detailed public specifications are limited. The original component label, equipment documentation or official Mersen technical data should be checked before ordering.

Who should install the Mersen J300204?

Installation or replacement should be completed by a qualified electrical professional following the equipment manufacturer's instructions and applicable electrical safety procedures.

Trusted Industrial Electrical Protection

Mersen electrical protection products are selected by engineers, panel builders and maintenance professionals to support safe and dependable operation across demanding industrial electrical applications.

● Service Agreements

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 Priority sourcing and supply support

 Flexible payment terms for qualifying organisations

 Support for engineering, maintenance, and operations

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28 

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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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