SUSUMU Brand Introduction
Company Overview
Susumu Co., Ltd. was founded in 1964 and is headquartered in Kyoto, Japan. It is a leading global manufacturer of thin-film resistors and precision electronic components. The company takes thin film technology as its core competitiveness and focuses on developing high-precision and high reliability resistor products, occupying over 70% of the global market share in the field of thin film resistors. As of 2024, the company has approximately 465 employees and an estimated annual revenue of 9.6 billion yen (per unit), with a combined revenue of 10.6 billion yen. Its business covers multiple fields such as automotive electronics, communication equipment, and medical devices.
Core products and technological advantages
Product line coverage:
Thin film resistor:
RG series: high-precision thin film resistors with a wide range of resistance values (such as 10k Ω to 430k Ω), accuracy of ± 0.1%, and a temperature coefficient as low as ± 25ppm/℃, suitable for precision instruments, communication equipment, etc.
KRL series: four terminal metal foil resistor, low resistance value (such as 0.01 Ω to 0.047 Ω), rated power of 1W-5W, with low temperature drift (± 50ppm/℃) and high stability, designed specifically for automotive electronics and medical equipment.
High frequency attenuator: supports the frequency range of 0Hz-10GHz, with a power of 100mW, suitable for 5G communication and RF circuits.
Other components: current sensing resistors, alloy resistors, inductors, etc., to meet diverse circuit requirements.
Technical advantages:
Thin film technology: using vacuum sputtering and laser fine-tuning processes to ensure resistance accuracy and long-term stability.
Material innovation: Using materials such as manganese copper alloy and metal foil to enhance high temperature resistance and oxidation resistance.
Vertical integration production: full process self-control from materials to packaging, ensuring product consistency.
Application Fields
Automotive electronics: electric vehicle battery management system (BMS), onboard charging module, ADAS sensors, compliant with AEC-Q200 standard.
Communication and Industry: 5G base stations, industrial automation equipment, solar inverters, and energy storage systems.
Medical and Aerospace: Precision medical instruments (such as imaging equipment), aerospace control systems, require high reliability and low noise.
Consumer electronics: smartphones, laptops, home appliances (such as Samsung, LG supply chain).
Global layout
Production bases and subsidiaries: We have research and development centers and production bases in Japan, China (Kunshan, Shenzhen), the United States, Germany, Singapore, and other places, forming a global supply chain.
China market: through its subsidiary Jingong Trading (Shanghai) Co., Ltd., it is responsible for sales in Chinese Mainland and Hong Kong, and provides localized technical support.
Quality Certification and Sustainable Development
International certification: Passed certifications such as ISO 9001 (Quality Management), IATF 16949 (Automotive Industry Standard), ISO 14001 (Environmental Management), etc.
Environmental protection measures: Promote lead-free processes, comply with RoHS and REACH standards, and develop biodegradable materials to reduce environmental impact.
Brand influence and market position
SUSUMU is known for its high precision and reliability, and its customers include globally renowned companies such as Samsung, Toshiba, and Haier. Its products are sold in over 100 countries and regions. Its thin film resistor market share is globally leading, and it is expected to have significant revenue growth in 2024, especially in the field of automotive electronics where it continues to expand its advantages.
With over 60 years of technological accumulation, SUSUMU has developed from a thin-film resistor expert to a comprehensive electronic component solution provider. With precision manufacturing and materials science as its core, SUSUMU empowers cutting-edge fields such as 5G communication, electric vehicles, and medical equipment. In the future, with the increasing demand for intelligence and green energy, SUSUMU will continue to strengthen technological innovation and consolidate its leading position in the global market.