Why Choose the Mersen P1006125 High Voltage Motor Protection Fuse?
The Mersen P1006125 is a high performance high voltage motor protection back-up fuse-link engineered to protect medium voltage motors and associated switchgear from damaging short-circuit faults. As part of the proven Mersen Limitor® aSJB/D series, it delivers reliable fault interruption while withstanding the repeated inrush currents associated with motor starting.
Designed for demanding industrial and utility applications, the fuse-link features silver-plated copper fuse elements, silver-plated brass end caps and a robust melamine fibreglass body. This construction provides dependable performance, excellent mechanical strength and long service life in medium voltage installations.
With a rated voltage of 12 kV AC, a rated current of 160 A and an integrated 20 N striker, the P1006125 provides dependable motor protection while supporting compatible switchgear trip mechanisms and fault indication systems.
Key Advantages
Designed specifically for medium voltage motor protection.
12 kV AC voltage rating for industrial power systems.
160 A current rating for HV motor circuits.
Integrated 20 N striker for switchgear operation and indication.
Current-limiting design reduces fault energy.
Engineered to tolerate repeated motor starting currents.
Manufactured using premium silver-plated conductive components.
Fully compliant with IEC high voltage fuse standards.
Key Features
Mersen Limitor® aSJB/D motor protection fuse-link.
Model: P1006125.
Rated voltage: 12 kV AC.
Rated current: 160 A.
Body diameter: 88 mm.
Body length: 442 mm.
Integrated 20 N striker.
Silver-plated copper fuse elements.
Silver-plated brass terminals.
Melamine fibreglass insulating body.
Reliable Protection for High Voltage Motors
Motor protection fuse-links are designed to interrupt high fault currents rapidly while withstanding the repeated peak currents generated during motor starting. Their current-limiting characteristics help reduce thermal and mechanical stress on motors, cables and switchgear during severe electrical faults.
The Limitor® aSJB/D range has been developed specifically for medium voltage motor applications where dependable protection, long service life and consistent operating characteristics are essential for reliable plant operation.
Typical Applications
Medium voltage electric motors.
Industrial motor control centres.
Mining and process industries.
Water treatment facilities.
Power generation plants.
Oil and gas installations.
HV switchgear assemblies.
OEM motor starter equipment.
Technical Specifications
Manufacturer
Mersen
Series
Limitor® aSJB/D
Model
P1006125
Product type
High voltage motor protection back-up fuse-link
Rated voltage
12 kV AC
Rated current
160 A
Application
Medium voltage motor protection
Frequency
50 / 60 Hz
Body diameter
88 mm
Body length
442 mm
Indicator
Striker
Striker force
20 N
Fuse element material
Silver-plated copper
Terminal material
Silver-plated brass
Body material
Melamine fibreglass
RoHS compliant
Yes
Frequently Asked Questions
What is the Mersen P1006125 used for?
It is a high voltage back-up fuse-link designed to protect medium voltage motors from damaging short-circuit currents.
What is the voltage rating?
The P1006125 has a rated operating voltage of 12 kV AC.
What current is this fuse rated for?
The fuse-link has a continuous current rating of 160 A.
Does it include a striker mechanism?
Yes. The fuse incorporates an integrated 20 N striker for switchgear operation and fault indication.
What applications is this fuse suitable for?
It is suitable for protecting medium voltage motors, motor starters, switchgear and industrial power distribution systems.
Trusted by Medium Voltage Engineers Worldwide
Mersen Limitor® motor protection fuse-links are trusted throughout industry to provide dependable short-circuit protection for medium voltage motors, switchgear and critical electrical infrastructure.
Manufacturer
Mersen
Series
Limitor® aSJB/D
Model
P1006125
Product type
High voltage motor protection back-up fuse-link
Rated voltage
12 kV AC
Rated current
160 A
Application
Medium voltage motor protection
Frequency
50 / 60 Hz
Body diameter
88 mm
Body length
442 mm
Indicator
Striker
Striker force
20 N
Fuse element material
Silver-plated copper
Terminal material
Silver-plated brass
Body material
Melamine fibreglass
RoHS compliant
Yes
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.
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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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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...