With over 30 years of experience

About In & Out

In & Out Electronic Co., Ltd. (IOEC) is a professional relay manufacturer headquartered in Taipei, Taiwan, with a production facility located in Ningbo, China.

With over 30 years of experience, IOEC specializes in the design and manufacturing of relays, solenoid valves, and automotive components. Our expertise extends beyond relay technology to raw materials and automation solutions, making us a trusted partner across multiple industries.

We have established a complete management system that includes international quality certifications, strict process control, strong R&D capabilities, and advanced automated manufacturing facilities. 

Our product portfolio covers a wide range of relays, including TELECOM, GENERAL PURPOSE, HIGH CURRENT POWER, AUTOMOTIVE, FLASHER, LATCHING, AIR CONDITIONER, REED, INDUSTRIAL, and MOTOR relays. These products are widely used in diverse applications and most have obtained international safety approvals, such as UL, CUL, TUV, VDE, CQC, and CE.

Every IOEC product undergoes rigorous quality control and comprehensive load testing to ensure superior performance and customer satisfaction.

We sincerely welcome your inquiries and support.