
Power Up Your Projects with High-Performance N42H Neodymium Motor Magnets!
When it comes to high-performance permanent magnet solutions, few options compare to N42H NdFeB arc segment magnets. These powerful rare-earth magnets deliver exceptional strength and durability, making them ideal for generators, wind turbines, automotive components, and scientific experiments. Whether you’re a DIY enthusiast or an industrial professional, these high-grade neodymium magnets will enhance the efficiency and functionality of your projects.
Unparalleled Strength and Unique Magnetization
The N42H neodymium motor magnets are designed with superior magnetic properties to provide high torque and efficiency. Each magnet in this 8-pack set is precisely engineered with the following dimensions:
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Outer Diameter (OD): 36mm
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Inner Diameter (ID): 28mm
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Height: 20mm
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Magnetized in pairs: 4 magnets with Pole S on the outer curves and 4 magnets with Pole N on the inner curves
These specifications allow the magnets to form a seamless magnetic ring when arranged together, ensuring maximum energy conversion in motors and generators.
High-Temperature Performance and Durability
One of the standout features of N42H-grade neodymium magnets is their ability to withstand high temperatures up to 120°C (248°F). Unlike standard neodymium magnets that lose their magnetism at elevated temperatures, N42H magnets retain their powerful magnetic properties, making them an excellent choice for applications requiring thermal stability.
To ensure long-lasting performance and resistance to corrosion, these magnets feature a Ni-Cu-Ni triple-layer coating. This nickel-copper-nickel plating provides a smooth, polished surface while offering exceptional protection against oxidation and rust, even in humid or high-moisture environments.








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Versatile Applications for Various Industries
Thanks to their unmatched strength, precision design, and high-temperature resistance, these arc segment magnets have a wide range of practical applications:
1. High-Efficiency Generators and Wind Turbines
The N42H neodymium magnets are perfect for use in wind turbine rotors and electric generators. Their powerful magnetic field enhances energy efficiency by reducing energy losses and increasing power output.
2. Automotive and Industrial Applications
From electric motors to braking systems, neodymium magnets play a crucial role in the automotive and industrial sectors. Their ability to provide strong and consistent magnetic forces makes them indispensable in advanced engineering projects.
3. DIY Projects and Scientific Experiments
For hobbyists and researchers, these strong neodymium magnets open up limitless possibilities in magnet-related experiments, magnetic levitation projects, and custom-built motors.
4. Water Softening and Filtration Systems
A lesser-known but highly effective use of neodymium magnets is in water softening applications. These arc segment magnets can be applied to water pipes to help reduce scale buildup, making drinking water cleaner and healthier.
Superior Coating for Maximum Protection
One of the most crucial aspects of high-performance magnets is corrosion resistance. Our N42H neodymium arc magnets feature an advanced triple-layer Ni-Cu-Ni coating, ensuring:
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Enhanced durability against environmental factors
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Improved corrosion resistance for long-term use
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Smooth, metallic finish for aesthetic and functional excellence
With this protective layer, you can expect long-lasting performance even in demanding applications.
Why Choose Our High-Quality Neodymium Magnets?
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Premium N42H-grade material for superior performance
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Optimized for high-temperature applications (120°C max)
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Perfectly magnetized in pairs for precise motor configurations
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Nickel-Copper-Nickel (Ni-Cu-Ni) triple-layer coating for durability
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Versatile use in generators, wind turbines, automotive parts, and DIY projects
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Satisfaction guaranteed with a 100% money-back policy
Safe and Compliant Magnet Set
We ensure that each magnet set adheres to strict Consumer Product Safety Commission (CPSC) regulations and complies with Amazon’s strong magnet policy. The flux density between magnets remains below 50 kG²mm², making them safe for various practical applications.
100% Satisfaction Guaranteed
We stand behind the quality and performance of our N42H neodymium magnets. That’s why we offer a 30-day money-back guarantee. If you’re not completely satisfied with your purchase, simply return it for a full refund—no questions asked.
Order Your N42H Neodymium Arc Magnets Today!
Whether you’re working on a DIY project, building an advanced motor, or optimizing your wind turbine, these high-performance neodymium magnets provide exceptional strength and reliability. Order your set today and experience the power of premium N42H-grade neodymium magnets!
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