Since 2004, Rand Group Inc. has built its reputation on delivering high-quality electrical and charging system components to customers around the world. What began as a focused operation has grown into a global manufacturing and engineering organization serving the OEM and aftermarket automotive, heavy-duty, commercial, and industrial sectors.
 

Our products are developed through close collaboration between experienced U.S. and Taiwanese engineering teams, with a strong emphasis on American engineering standards, product reliability, and uncompromising quality control. Every component is manufactured under strict internationally recognized quality systems, including ISO/TS 16949 standards, ensuring the performance, durability, and consistency demanded by customers worldwide.
 

By combining advanced engineering, rigorous testing procedures, and highly controlled manufacturing processes, Rand Group Inc. delivers dependable products trusted across the automotive, heavy-duty, commercial, and industrial markets.
 

Today, Rand Group Inc. is recognized as a leading global manufacturer of rectifiers, voltage regulators, diodes, solenoids, and related electrical components for the OEM and aftermarket industries. Every product we produce reflects our commitment to precision engineering, consistent quality, and long-term reliability.
 

Headquartered in Miami, Rand Group Inc. operates through its engineering and R&D operations, manufacturing facilities, quality control systems, and global distribution network. Through vertically integrated manufacturing and advanced engineering processes, we maintain strict quality standards while delivering reliable solutions to customers across global markets.
 

Why Customers Choose Rand Group Inc.
 

• Advanced U.S.-driven engineering and product development

• Strict quality control and internationally recognized manufacturing standards

• Proven OEM and aftermarket expertise across multiple industries

• Reliable products engineered for long-term performance and durability

• Efficient global manufacturing and distribution capabilities

• Commitment to continuous innovation, testing, and product improvement