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Choose Ruisite Electric – your reliable power resistor and load bank factory in China.
As a true manufacturer in China, we control every step from design to production, ensuring stable quality and competitive pricing. Our resistors and load banks deliver reliable performance trusted by global customers for durability and safety in critical power systems. We offer flexible ordering—from prototypes to large volumes—with mature logistics guaranteeing on-time delivery. Backed by complete pre-sales and after-sales support, including technical consultation, customized solutions, and timely troubleshooting, we have built long-term strategic partnerships with well-known enterprises worldwide, including top manufacturers in Thailand, Indonesia, and beyond.
Aluminum housed resistors, ceramic wirewound resistors, through-hole sampling resistors for industrial applications.
Read MoreStainless steel grid resistors and compact braking units for VFDs, cranes, mining machinery, and port equipment.
Read MoreDesigned and manufactured in compliance with IEEE 32 and IEC standards for power plants, substations, and industrial power systems.
Read MoreFull range of AC/DC resistive, RCD, and liquid-cooled load banks from 1kW up to over 10MW, widely used in renewable energy, data centers, generators, UPS, and battery testing. As a trusted electrical component manufacturer in China, we provide stable and high-quality products for customers in more than 50 countries worldwide.
Read MoreFounded over 10 years ago in Dongguan, Guangdong—the heart of Southern China's manufacturing industry—Guangdong Ruisite Electric Co., LTD. began as a specialized workshop focused on power resistor technology. From the very beginning, our mission was clear: to engineer reliable components that electrical systems depend on.
In our early years, we established a strong foundation in power resistors, manufacturing aluminum housed, ceramic wirewound, and through-hole sampling resistors for industrial applications. These products remain core to our portfolio today, trusted by clients across multiple sectors.
