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Chieful Science & Technology Co., Ltd. – 18 years of expertise in Hall-effect transducers. Delivering high-precision, reliable, and customizable current and voltage sensors for EVs, solar systems, welding machines, high-speed railways, and more.
We combine advanced science and technology with human-centered values to deliver sensors that are not only precise but also safe, efficient, and environmentally responsible.
18 years of professional experience in Hall-effect transducers. Save cost and control delivery time with direct manufacturing.
No MOQ Requirement
Continuous R&D investment ensures cutting-edge performance and reliability in every sensor we produce.
Customizable Solutions
Rigorous testing and quality control processes ensure long-term reliability and stability in industrial environments.
5-Year Warranty
We are committed to protecting Earth and human health through eco-conscious manufacturing and responsible sourcing.
Green Technology
High-performance, closed-loop Hall-effect current sensors for AC, DC, pulsed, and mixed current measurement with galvanic isolation and precision accuracy.
Galvanic isolation between primary and secondary circuits. Ideal for electronic measurement of DC small currents.
Closed-loop Hall-effect sensor for measuring AC, DC, pulsed, and mixed currents with high accuracy.
Compact closed-loop sensor for precise measurement of mixed current types in tight spaces.
Enhanced version of CSM025A with improved thermal stability and long-term reliability.
Ultra-low current measurement sensor with high sensitivity and minimal drift.
Robust sensor for high-current industrial applications with excellent linearity.
General-purpose closed-loop sensor with wide bandwidth and fast response.
Low-offset sensor ideal for battery monitoring and energy management systems.
Panel-mounted sensor with rugged housing for harsh industrial environments.
High-reliability sensor for safety-critical systems with redundant output options.
Energy-efficient sensor with low power consumption and high accuracy.
High-precision sensor for automation and process control applications.
Nanjing Chieful Science & Technology Co., Ltd. is a professional manufacturer of Hall-effect transducers with over 18 years of experience in the design, application, and production of current and voltage transducers.
Founded in Nanjing, China, our company has grown to serve a global market, exporting products to the UK, Europe, Australia, and beyond. Our sensors are widely used in UPS systems, welding machines, solar energy systems, electric vehicles, and mechanical automation.
Our Hall-effect current sensors are trusted in critical industries where precision, safety, and reliability are paramount.
Precise current control ensures consistent weld quality and energy efficiency.
Battery monitoring, motor control, and regenerative braking systems rely on our sensors.
Grid-tie inverters and energy storage systems use our sensors for real-time monitoring.
Traction control and power management systems depend on high-reliability current sensing.
Whether you're looking for product documentation, technical assistance, or custom design help, we're here to support your success.
Visit Official Website for SupportFor inquiries, quotes, or technical questions, please visit the official Chieful website to contact the team directly.
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