Why Choose the Mersen Q1046353 Galvanised Locking Bolt?
The Mersen Q1046353 is a durable galvanised locking bolt designed for compatible Mersen low-voltage fuse switch disconnector and power distribution equipment. Identified as an MV12 locking bolt, this genuine Mersen accessory provides secure mechanical fastening within supported switchgear assemblies.
Manufactured for professional electrical installations, the Q1046353 helps maintain the correct positioning and stability of compatible components. Its galvanised finish provides additional resistance to corrosion, making it suitable for use inside industrial switchboards, control panels and electrical distribution cabinets.
The Mersen Q1046353 is ideal for panel builders, electrical engineers and maintenance teams requiring a dependable replacement fastening component for compatible Mersen MULTIVERT® equipment. Using the correct manufacturer-specified hardware helps support safe assembly, reliable operation and efficient equipment servicing.
Key Advantages
Genuine Mersen MV12 locking bolt.
Provides secure mechanical fastening within compatible switchgear.
Galvanised finish improves resistance to corrosion.
Suitable for equipment assembly, servicing and component replacement.
Designed for selected Mersen MULTIVERT® systems.
Compact and straightforward to install using appropriate tools.
Key Features
Mersen switchgear accessory.
Model: Q1046353.
MV12 locking bolt.
Galvanised metal construction.
Designed for secure component retention.
Suitable for compatible low-voltage distribution equipment.
Intended for professional electrical assembly and maintenance.
Supplied as an individual replacement component.
Secure Fastening for Electrical Distribution Equipment
Correctly specified fastening components are essential for maintaining the mechanical stability of industrial switchgear. The Mersen Q1046353 locking bolt helps secure compatible parts in position, reducing the risk of movement caused by installation forces, equipment servicing or normal operating vibration.
Its galvanised surface helps protect the component against corrosion within electrical cabinets and other controlled industrial environments. As a genuine Mersen accessory, it is suitable for repairs, planned maintenance and the construction of compatible power distribution assemblies.
Typical Applications
Industrial low-voltage switchboards.
Mersen MULTIVERT® fuse systems.
Fuse switch disconnector assemblies.
Power distribution panels.
Motor control centres.
Switchgear maintenance and refurbishment.
Technical Specifications
Manufacturer
Mersen
Model
Q1046353
Product type
Locking bolt
Manufacturer designation
MV12
Material
Metal
Surface finish
Galvanised
Application
Mechanical fastening and component retention
Compatibility
Selected Mersen MULTIVERT® equipment
Installation environment
Electrical switchgear and distribution assemblies
Pack quantity
1 locking bolt
Frequently Asked Questions
What is the Mersen Q1046353 used for?
It is a galvanised locking bolt used to secure compatible components within Mersen electrical distribution and switchgear assemblies.
What does the MV12 designation mean?
MV12 is Mersen's product designation for this locking bolt accessory used with selected compatible equipment.
Is the Q1046353 corrosion resistant?
The bolt has a galvanised finish, which provides improved resistance to corrosion in suitable electrical installation environments.
Is this a genuine Mersen replacement component?
Yes. The Q1046353 is a genuine Mersen accessory intended for compatible switchgear and power distribution equipment.
Where is this locking bolt typically installed?
It is typically installed within compatible electrical switchboards, fuse switch disconnector assemblies and industrial distribution panels.
Trusted for Professional Switchgear Maintenance
Mersen fastening and connection accessories are used by panel builders, electrical engineers and industrial maintenance teams to support secure assembly and dependable operation within professional power distribution systems.
Manufacturer
Mersen
Model
Q1046353
Product type
Locking bolt
Manufacturer designation
MV12
Material
Metal
Surface finish
Galvanised
Application
Mechanical fastening and component retention
Compatibility
Selected Mersen MULTIVERT® equipment
Installation environment
Electrical switchgear and distribution assemblies
Pack quantity
1 locking bolt
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.
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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...