K&J Magnetics, Inc. | Leading Neodymium Magnet Supplier | Your Source for the World's Strongest Magnets | Huge Inventory - Low Prices - Fast Shipping
Leading supplier of the world's strongest neodymium magnets for over 20 years.
We pride ourselves on:-
Huge Magnet Inventory reduces lead time and supply chain issues
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Expert Design Advice from magnet engineers
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Bulk Discounts Spend more, Save more!
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Fast Same Day Shipping see eligibility
Most Popular Magnet Shapes
Browse top rare earth neodymium magnets by shape
Most Popular Categories
Browse top rare earth neodymium magnets from each category
Browse Products
Browse all rare earth neodymium magnets by type or use, accessories and more
Save BIG on Rare Earth Neodymium Magnets
Find the best deals on rare earth neodymium magnets and accessories
Our Services
Discover why K&J Magnetics, Inc. is used and trusted by companies and consumers across all industries
Fast Shipping
We pride ourselves on fast shipping. Same day shipping available. See eligibility details.

Quantity Discounts
Buy more, save more with our quantity discounts. Volume discounts available for most products. Check product pages for details!

Magnet Strength Calculators
Free magnet calculators for magnet strength, magnetic field, gap, how strongly magnet will stick to steel, bh curves and unit conversions.

Expert Advice
Expert advice from magnet engineers to find or make the right magnets specifically for your application

Huge Inventory
Massive safety stock on all magnets to eliminate extra lead time and supply chain issues. Over 100 million in stock!

Specs & Tech Info
Detailed neodymium magnet technical specifications. Strength graphs, magnetic fields, SDS and more downloads on product pages

Our Happy Customers
K&J Magnetics has proven success with millions of customers for over 20 years
"I just received my order and wanted to say thank you so much. You guys go above and beyond quality and customer service and the magnets are amazing for my project!"

"This is a wonderful breakdown. Thank you so much for taking the time to compile this information. I wish there were more places with this kind of customer service. Appreciate it!"

"Just wanted to let your team know that I've been a customer for a while and I love your services and, as a software developer, I love the constant innovations to the web site."

"The recommended magnet DX46 worked perfectly! Thank you very much for your professional input. "

Blog Trending Articles
Your source for magnet info and cool ways to use your magnets!
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What Are Neodymium Magnets?
What is neodymium and why is it used in the world’s strongest magnets? Explore the history, grades, and surprising uses of neodymium magnets.
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What is Magnetic Separation?
What is magnetic separation and where is it used? See how magnets remove metal contaminants in food, recycling, mining & more.
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Choosing the Best Fridge Magnets
Find the best fridge magnets for photos, lists, or décor without scratches. Top mistakes to avoid when using fridge magnets.
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Making & Repairing Fridge Magnets
Learn how to make your own fridge magnets DIY and also avoid common mistakes to increase magnet strength.
Leading Provider of the World's Strongest Magnets
Number one supplier of permanent rare earth neodymium magnets for over 20 years
At K&J Magnetics, we pride ourselves on offering a vast selection of high-quality, super-strong permanent rare earth neodymium magnets at unbeatable prices. Whether you're searching for disc magnets, cylinder magnets, or block magnets, our extensive inventory is sure to meet your neodymium needs. Our grade N52 magnets are particularly popular for their amazing strength, making them ideal for industrial and commercial applications and hobby projects alike. With fast shipping and outstanding customer support, we ensure that you receive your magnets quickly and have the assistance you need to choose the right product and receive a total solution for your project.
Our products include a large variety of magnets such as heavy-duty mounting magnets, fishing magnets, rubber-coated magnets and other strong magnets perfect for a wide variety of uses. Our countersunk magnets are perfect for applications that require a secure attachment to surfaces, while our plastic and rubber coating options offer a waterproof coating and enhanced grip strength. Explore our selection of neodymium magnets today and find the perfect magnet for your needs, whether it's for home improvement, DIY projects, or professional applications. At K&J Magnetics, we're committed to providing the best magnets and the best service in the industry and have magnet experts standing by to provide free professional product and engineering support.