High-reliability, low-power wireless modules and modems for industrial use.

Circuit Design, Inc. is a leading Japanese manufacturer specializing in low-power, high-reliability wireless modules and modems for industrial applications. For over 50 years, we have provided robust wireless solutions that perform reliably in mission-critical environments where highly reliable communication is essential. Our product lineup covers Sub-GHz, 1.2 GHz, 2.4 GHz, and LoRa^® technologies. They are engineered for long-range data transmission, telemetry, and industrial remote control of heavy machinery, cranes, and infrastructure monitoring. Key Strengths: • Exceptional Reliability: Superior narrow-band RF design with high noise immunity. • Pre-certified Modules: Compliant with major global standards (ARIB, EN, FCC, ISED) to reduce your time-to-market. • 100% Made in Japan: Rigorous quality control and long-term supply guarantee.