MERSEN FUSE 6,9 URD 32 E F 0550 6,9URD32EF0550

MERSEN FUSE 6,9 URD 32 E F 0550 6,9URD32EF0550

High-speed fuse designed for semiconductor protection with 550A rating, dual IEC and UL voltage compatibility, striker indication system, and open slot blade terminals.

SKU: Y300171Alt SKU: PC32UD69V550EFMPN: Y300171
Price
List Price £176.80 ex VAT
Your Price (ex VAT)
£176.80
Manufacturer Lead Time Please contact us for a delivery time before you order
Get the best trade prices Trade exclusive

Create a trade account to unlock exclusive pricing, special offers and more.

SUBTOTAL (EX VAT) £176.80
Trade pricing is personalised to your account

Manufacturer Lead Time

Sold in packs of 3

£176.80

Why Choose the Mersen Y300171 Industrial Fuse Component?

The Mersen Y300171 is a genuine Mersen industrial fuse component intended for maintenance, repair and replacement within compatible electrical protection equipment. Ordering by the complete Y300171 manufacturer reference helps engineers, panel builders and maintenance teams identify the required component accurately and minimise the risk of selecting an unsuitable alternative.

Mersen develops specialist fuses, fuse accessories and electrical protection products for industrial power distribution, machinery, automation and power electronic systems. Using the specified Mersen component helps preserve the electrical and mechanical compatibility of the original assembly.

Detailed, independently verifiable public specifications for the Y300171 reference are currently limited. Its exact product type, rated current, rated voltage, fuse class, dimensions, connection arrangement and equipment compatibility should therefore be checked against the original product label, equipment parts list or current Mersen technical documentation before ordering or installation.

Key Advantages

  • Genuine Mersen industrial fuse component.
  • Suitable for compatible maintenance, repair and replacement applications.
  • Manufacturer-specific reference supports accurate identification.
  • Helps maintain compatibility with the original electrical assembly.
  • Suitable for professional industrial electrical environments.
  • Supports dependable servicing of compatible Mersen equipment.

Key Features

  • Mersen manufacturer reference Y300171.
  • Intended for compatible Mersen electrical protection equipment.
  • Suitable for industrial maintenance and replacement work.
  • Original manufacturer component reference.
  • Designed for professional electrical installation.
  • Electrical ratings should be verified before purchase.
  • Mechanical dimensions must match the original component.
  • Compatibility should be confirmed using equipment documentation.

Reliable Replacement for Industrial Electrical Equipment

Correct fuse selection is essential for effective electrical protection. Components that appear physically similar can have different current ratings, voltage ratings, breaking capacities, time-current characteristics or utilisation categories. Installing an incorrectly specified component could reduce protection performance or affect the safe operation of the equipment.

The Mersen Y300171 should be identified using its complete manufacturer reference and compared with the original equipment documentation. The replacement component must provide the required electrical characteristics, dimensions, connection arrangement and operating performance for the intended application.

Typical Applications

  • Industrial electrical control panels.
  • Power distribution and protection assemblies.
  • Machinery and automation equipment.
  • Motor control and power conversion systems.
  • Maintenance, repair and overhaul operations.
  • Compatible Mersen fuse installations.

Technical Specifications

Item number Y300171
Catalogue No PC32UD69V550EF
Description Square Body High-Speed Fuse Protistor® Size 32 aR 690VAC IEC 700VAC UL 550A With Striker Open Slot Blades
EAN/UPC Code 3605340324204
Rated voltage AC UL 700 V
Rated voltage AC IEC 690 V
Ampere Rating 550 A
RoHS Compliant Yes
AC or DC AC
Speed/Characteristic aR
Fuse Size 32
Mounting Bolted
Clearing I2t At Rated Voltage 215 kA²s
Melting I2t 37 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 Open Slot Blades
Product Width 59 mm
Product Length 126 mm
Product Height 65 mm
Sell Pack Quantity 3 EA
Sell Pack Weight 1.7148 kg
Sell Pack Width 160 mm
Sell Pack Length 202 mm
Sell Pack Height 80 mm
Product group Semiconductor Protection Fuses
Body/Insulating Material Ceramic
Product Weight 0.5716 kg
Power Dissipation at Rated Current Value 95 W
HS Code 85361090
Country of Manufacture France
Fuse Type Semiconductor
Fuse Class aR
Voltage 690 V

Frequently Asked Questions

What is the Mersen Y300171?

The Mersen Y300171 is an industrial fuse component intended for use within compatible Mersen electrical protection equipment and assemblies.

Is Y300171 a genuine Mersen reference?

Yes. Y300171 is a Mersen manufacturer reference that should be matched exactly when identifying or sourcing the required component.

How can the electrical ratings be confirmed?

The rated current, voltage, breaking capacity and fuse operating class should be checked against the original component label, equipment documentation or current Mersen technical data.

Can a similar-looking fuse component be used instead?

A substitute should not be installed unless its electrical ratings, operating characteristics, dimensions, connections and approvals have been confirmed as fully compatible.

Who should install the Mersen Y300171?

The component should be installed by a suitably qualified electrical professional in accordance with the equipment manufacturer’s instructions and applicable electrical safety requirements.

Trusted Industrial Electrical Protection

Mersen fuse products and electrical protection components are specified across demanding industrial applications where accurate component selection, reliable fault protection and dependable equipment operation are essential.

● Service Agreements

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.

 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

● 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.

What product ranges do you supply

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

Can you help specify the correct part?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

Do you have stock for urgent orders?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What are your delivery times and costs?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What about warranties, returns and faulty items?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

● latest blog

Discover  our latest insights and
expert advice

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

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.

LED Controls: Danfoss Drives Authorised Partner

LED Controls: Danfoss Drives Authorised Partner

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...

LED Controls: Your Complete Control Panel Solution

LED Controls: Your Complete Control Panel Solution

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...