SM-03152045 N42H NiCuNi-Plated Sintered Neodymium Micro Block Magnets 2×1.2×4.5mm High-Temperature Miniature Rare Earth Magnets for Precision Electronics
Features
· N42H High-Grade High-Temperature Performance: Crafted from premium N42H sintered NdFeB, these micro magnets offer an exceptional balance of high magnetic energy product, elevated coercivity, and enhanced thermal stability, maintaining reliable magnetic performance at operating temperatures up to 120°C, making them ideal for high-temperature miniaturized applications.
· Superior NiCuNi Triple-Layer Coating Protection: The industry-leading nickel-copper-nickel triple-layer plating provides unbeatable corrosion resistance, excellent mechanical durability, and superior solderability, outperforming single-layer coatings in harsh, humid, or mildly corrosive environments, while ensuring a smooth, uniform surface finish for precision assembly.
· Ultra-Compact 2×1.2×4.5mm Micro Block Design: The ultra-small, precision rectangular profile is optimized for the most space-constrained applications, enabling seamless integration into wearable electronics, hearing aids, miniature sensors, medical implants, and micro motor assemblies, where size and reliability are non-negotiable.
· Ultra-Tight Dimensional & Quality Control: Each micro magnet is manufactured to extreme dimensional tolerances, with rigorous 100% inspection for size, shape, magnetic properties, and coating integrity, ensuring absolute consistency, interchangeability, and reliability in high-volume mass production and critical precision applications.
· Wide Precision Application Versatility: These NiCuNi-plated N42H NdFeB micro magnets are widely used in consumer electronics, wearable devices, hearing aids, medical sensors, micro motors, automotive electronics, industrial automation, and aerospace components, meeting the stringent requirements of modern miniaturized technology.
· Excellent Mechanical & Thermal Stability: The N42H sintered NdFeB material provides high mechanical strength and reliable performance at elevated temperatures, making these micro magnets suitable for continuous use in demanding electronic and industrial environments without significant magnetic degradation.
· RoHS-Compliant & Environmentally Friendly: The NdFeB material and NiCuNi coating meet international RoHS environmental standards, free of harmful substances, ensuring full compliance with global manufacturing, safety, and environmental regulations for consumer and industrial electronic products.
Product Details
Introduction
These N42H grade NiCuNi triple-layer plated neodymium (NdFeB) micro block magnets, precision-engineered at 2×1.2×4.5mm, represent the pinnacle of miniaturized permanent magnet technology, purpose-built for ultra-compact, high-performance applications. Manufactured from premium sintered NdFeB material with N42H high-coercivity formulation, these miniature magnets deliver exceptional magnetic flux density, outstanding thermal stability, and reliable holding force in an ultra-small footprint, making them indispensable for modern miniaturized electronics, medical devices, and precision sensors. The industry-standard NiCuNi triple-layer coating provides unrivaled corrosion resistance, superior mechanical durability, and excellent solderability, ensuring long-term performance and reliability even in demanding, space-constrained operating environments. Each micro magnet is manufactured to ultra-tight dimensional tolerances, with rigorous quality control for magnetic properties, surface finish, and coating adhesion, guaranteeing consistent performance, perfect fit, and seamless integration into the most intricate miniaturized assemblies.