KOINO

KOINO is an established manufacturer of electronic components, recognized for delivering reliable and cost-effective solutions across multiple product categories. The company specializes in switches, optoelectronics, industrial automation and controls, sensors, transducers, and audio products, serving OEMs, system integrators, and design engineers worldwide. KOINO's commitment to quality manufacturing and broad product range has made it a trusted name among professionals seeking dependable components for both standard and specialized applications.

With a catalog of more than 4,500 products, KOINO offers an extensive selection that includes toggle switches, push button switches, limit switches, LED indicators, photoelectric sensors, proximity sensors, panel meters, counters, timers, and piezo buzzers. These components are widely used in factory automation, process control, transportation systems, medical equipment, security systems, and consumer electronics. KOINO products are designed to meet international standards, providing engineers with versatile solutions that perform reliably in industrial environments where durability and precision are essential.

3J LIMITED is an authorized distributor of KOINO electronic components, providing customers with convenient access to the full KOINO product portfolio. Through 3J LIMITED, buyers can source genuine KOINO switches, sensors, optoelectronic devices, and industrial control products with competitive pricing and reliable supply chain support. Whether you need a single component for prototyping or bulk quantities for production, 3J LIMITED helps streamline procurement of KOINO products for projects of any scale.