The Mersen R075501 is an industrial electrical protection component designed to provide dependable circuit protection in demanding power distribution, control and automation installations. Manufactured by Mersen, a recognised specialist in electrical protection, the R075501 is intended for applications where reliable fault interruption and equipment protection are essential.
This fuse helps protect electrical equipment against damaging overcurrent and short-circuit conditions. By interrupting excessive fault current, it can reduce the risk of damage to cables, conductors, switching equipment and connected machinery while supporting safer and more reliable system operation.
The Mersen R075501 is suitable for maintenance, repair and replacement requirements in industrial electrical systems. Its robust construction and application-focused design make it a practical choice for engineers, panel builders and maintenance professionals seeking a genuine Mersen protection product.
Key Advantages
Reliable industrial circuit protection for electrical equipment.
Designed to interrupt potentially damaging overcurrent and short-circuit faults.
Manufactured by Mersen, a specialist in electrical protection technology.
Suitable for industrial maintenance, repair and replacement requirements.
Helps reduce damage to connected equipment during electrical fault conditions.
Robust construction for dependable performance in demanding installations.
Key Features
Genuine Mersen electrical protection product.
Manufacturer reference: R075501.
Designed for overcurrent and short-circuit protection.
Suitable for use in industrial electrical systems.
Reliable fault interruption performance.
Supports protection of cables, conductors and connected equipment.
Suitable for control panels, machinery and power distribution installations.
Designed for professional installation and maintenance applications.
Dependable Protection for Industrial Electrical Systems
Industrial fuses are designed to disconnect a circuit when electrical current exceeds an acceptable level. Rapid fault interruption helps prevent excessive heat and electrical stress from damaging conductors, control components and valuable production equipment.
Selecting the correct fuse is essential for achieving proper circuit coordination and protection. The replacement fuse should match the required manufacturer reference, electrical ratings, utilisation category, dimensions and mounting arrangement specified for the equipment.
Typical Applications
Industrial electrical control panels.
Power distribution equipment.
Manufacturing and production machinery.
Motor control and automation systems.
Maintenance, repair and overhaul operations.
OEM machinery and replacement component requirements.
Technical Specifications
Manufacturer
Mersen
Model
R075501
Manufacturer part number
R075501
Product type
Industrial electrical fuse
Primary function
Overcurrent and short-circuit protection
Application
Industrial electrical protection
Installation environment
Electrical panels and industrial equipment
Replacement type
Manufacturer-specific replacement component
Condition monitoring
Dependent on the associated fuse system
Installation
To be completed by a suitably qualified electrical professional
Frequently Asked Questions
What is the Mersen R075501 used for?
The Mersen R075501 is used to provide electrical circuit protection in compatible industrial equipment, helping interrupt damaging overcurrent and short-circuit faults.
Is the R075501 a genuine Mersen product?
Yes, R075501 is a Mersen manufacturer reference used to identify the corresponding electrical protection component.
Can the R075501 be used as a replacement fuse?
It can be used as a replacement where the equipment documentation specifies the Mersen R075501 or confirms an electrically and mechanically equivalent component.
What should be checked before installation?
The required current rating, voltage rating, fuse class, dimensions, mounting arrangement and equipment compatibility should all be confirmed before installation.
Who should install this fuse?
The fuse should be selected and installed by a suitably qualified electrical professional in accordance with the equipment documentation and applicable electrical regulations.
Trusted Electrical Protection from Mersen
Mersen electrical protection products are widely used by engineers, panel builders, equipment manufacturers and maintenance professionals to protect critical electrical systems in demanding industrial environments.
Manufacturer
Mersen
Model
R075501
Manufacturer part number
R075501
Product type
Industrial electrical fuse
Primary function
Overcurrent and short-circuit protection
Application
Industrial electrical protection
Installation environment
Electrical panels and industrial equipment
Replacement type
Manufacturer-specific replacement component
Condition monitoring
Dependent on the associated fuse system
Installation
To be completed by a suitably qualified electrical professional
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
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?
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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.
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...
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...