Arc Magnet

Core Power, Unyielding to the Heat — Dedicated 42SH High-Performance Magnets for Solar Pumps
In solar water pump systems, motor efficiency and stability dictate the cost of every drop of water. To tackle harsh outdoor environments like agricultural irrigation and desert water supply, the core of our pump motors utilizes industrial-grade 42SH high-performance Neodymium (NdFeB) permanent magnets, delivering a durable, powerful, and heat-resistant driving force.

Extreme Heat Resistance, Zero Demagnetization (SH-Grade Tolerance): Solar pumps often operate at full load under the fiercest sun and highest temperatures, easily generating extreme heat inside the motor. The "SH" (Super High) in the 42SH magnet signifies an exceptionally high intrinsic coercivity, boasting a maximum operating temperature of up to 150°C (302°F). Even during continuous pumping in scorching summers, it maintains a remarkably low magnetic decay rate, completely eliminating the risks of "loss of magnetism" and motor burnout common with standard magnets.

High Efficiency, Maximizing Every Watt of PV Power (Grade 42 Strength): The "42" represents a maximum energy product of up to 42 MGOe, generating an incredibly powerful magnetic field. This allows the motor to output higher starting torque and rotational speed from a smaller physical footprint. It minimizes electrical loss, efficiently converting every precious watt generated by your solar panels into robust head and flow—performing exceptionally well even in low-light conditions.

Compact and Lightweight, Extending Pump Lifespan: Thanks to the outstanding magnetic properties of the 42SH magnet, our motor rotors are designed to be much more compact and lightweight. This not only reduces the outer diameter of deep-well submersible pumps (making them easier to install in narrow boreholes) but also significantly lowers the mechanical load and wear on bearings, ensuring years of maintenance-free, stable operation in remote areas.