In today’s rapidly evolving automation landscape, finding a reliable China encoder manufacturer is no longer just about cost — it’s about precision, stability, and long-term partnership. Whether you’re designing industrial robots, CNC machines, or smart motion systems, choosing the right encoder supplier can make or break your project’s performance. Many global buyers struggle with inconsistent quality, delayed delivery, or limited technical support when sourcing encoders from unfamiliar suppliers.
This guide is built to solve exactly that. We’ve researched and selected the Top 10 China Encoder Manufacturers in 2025, each recognized for their innovation, production capacity, and international credibility. From optical to magnetic encoders, you’ll discover trusted brands that balance accuracy, customization, and cost efficiency — helping you build smarter motion solutions with confidence.
Explore the list below, compare features, and reach out directly to check details or request a quote.
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Headquarters: Changchun, Jilin
Main Products: Incremental and absolute rotary encoders, hollow shaft encoders, draw-wire sensors, pulse generators.
Introduction: ROUNDSS is a renowned encoder manufacturer located in Changchun, the optical technology hub of China. With more than a decade of experience, the company integrates design, R&D, and large-scale production to deliver high-precision encoders for automation, CNC machinery, elevator systems, and robotics. ROUNDSS’s product line includes incremental and absolute encoders with diverse mounting options and resolutions, meeting various industrial and motion control needs. Its modern manufacturing facilities feature automated assembly lines and strict quality control systems to ensure consistency and durability. As a national high-tech enterprise, ROUNDSS emphasizes innovation, customization, and customer-oriented service, providing professional technical support to both domestic and international clients. Its global distribution network makes it a reliable encoder partner worldwide.
Headquarters: Ningbo, Zhejiang
Main Products: Magnetic Rotary Encoders, Optical Encoders, Linear Encoders
Introduction: Hopo Technologies (HOPO) is a professional encoder manufacturer dedicated to precision motion control solutions. With a strong R&D foundation, HOPO specializes in both magnetic and optical encoders, offering incremental and absolute types tailored for automation, robotics, CNC machinery, and semiconductor equipment. The company integrates innovation with advanced production facilities, ensuring high accuracy, reliability, and long service life across its product lines. HOPO’s customizable encoders meet various industrial requirements, supporting interfaces such as SSI, CANopen, and Modbus. As a leading encoder supplier in China, HOPO has established partnerships with global OEMs, delivering competitive pricing, consistent quality, and fast technical support. Its commitment to continuous improvement and technological innovation positions HOPO as a trusted partner in industrial automation.
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Headquarters: Shanghai
Main Products: Incremental and absolute optical encoders, ultra-thin and heavy-duty encoders, bearingless encoders.
Introduction: Shanghai Hengxiang Optical Electronics Co., Ltd. is a leading optical encoder manufacturer specializing in high-precision motion sensing and position feedback solutions. Established in Shanghai, HENGXIANG provides a wide range of incremental and absolute encoders, including mini, hollow-shaft, flange, and heavy-duty models suitable for diverse industries such as robotics, elevators, automation lines, and wind turbines. The company combines strong R&D capabilities with strict quality management, adhering to international standards like CE and RoHS. HENGXIANG’s advanced optical design ensures exceptional resolution and stability, even under harsh conditions. With an emphasis on technological innovation, fast delivery, and OEM customization, the company has gained recognition from global partners seeking reliable encoder solutions with competitive pricing and superior performance.
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Headquarters: Changchun, Jilin
Main Products: Rotary encoders, linear encoders, absolute encoders, optical gratings, resolver discs.
Introduction: Changchun Yuheng Optics Co., Ltd. is a well-established encoder and optical component manufacturer with over 20 years of experience in motion control technology. Based in China’s optical capital, YUHENG focuses on developing high-precision incremental and absolute encoders, linear measuring systems, and optical gratings used in CNC machinery, industrial automation, and robotics. The company operates modern production lines equipped with advanced testing instruments to ensure stable performance and long-term reliability. Its products offer multiple output interfaces, resolutions, and installation formats to meet complex industrial applications. Recognized as a national high-tech enterprise, YUHENG combines scientific innovation with strict quality assurance and professional technical support. It exports extensively to Asia, Europe, and North America, earning strong trust from OEM partners.
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Headquarters: Weihai, Shandong
Main Products: Incremental and absolute rotary encoders, fieldbus encoders, programmable encoders.
Introduction: Gertech Automation Technology is a professional encoder manufacturer focusing on industrial automation and motion control solutions. Located in Weihai, Shandong, Gertech provides a comprehensive encoder portfolio, including incremental, single-turn, and multi-turn absolute encoders, as well as programmable and fieldbus models supporting SSI, CANopen, and Modbus protocols. The company is committed to precision engineering, offering encoders with high resolution, robust housing, and excellent environmental protection. Gertech’s flexible R&D capabilities enable it to develop customized encoder designs for OEM customers across sectors like robotics, elevators, machine tools, and renewable energy. By integrating quality assurance, fast delivery, and responsive customer service, Gertech has built a strong presence in both domestic and overseas markets, positioning itself among China’s emerging encoder brands.
Headquarters: Weihai, Shandong
Main Products: Incremental encoders, absolute encoders, bus encoders, large-hole encoders, frame encoders.
Introduction: Weihai Idencoder Electronic Technology Co., Ltd. specializes in R&D and manufacturing of rotary encoders for industrial automation. The company’s main offerings include incremental and absolute encoders, as well as advanced bus encoders supporting CANopen, Modbus, and Profibus communication protocols. Its products are widely applied in elevators, cranes, textile machinery, packaging equipment, and CNC systems. With a focus on technological innovation and precision engineering, Idencoder emphasizes high stability, fast response, and long lifespan across all product categories. The company operates modern workshops with automated production and testing equipment, ensuring strict quality consistency. Idencoder’s professional technical team provides OEM customization, fast lead times, and comprehensive after-sales support, making it a reliable partner for global automation integrators and equipment manufacturers.
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Headquarters: Yueqing, Zhejiang
Main Products: Rotary encoders, programmable encoders, sensors, automation components.
Introduction: YUMO Electric is a diversified automation enterprise combining design, production, and global trade. Based in Yueqing, Zhejiang, YUMO manufactures a wide range of rotary encoders, including incremental, absolute, and programmable types, serving industries such as packaging, textiles, machinery, and robotics. In addition to encoders, the company produces industrial sensors, relays, and switches, providing one-stop automation solutions. YUMO’s encoders feature compact design, high reliability, and flexible output interfaces, meeting the needs of modern smart manufacturing. Backed by ISO-certified production facilities and strict QC systems, YUMO ensures consistent product performance and timely delivery. With a strong export record to Europe, Asia, and South America, YUMO continues to expand its brand influence through competitive pricing, innovation, and dedicated customer support.
Headquarters: Hefei, Anhui Province, China
Main Products: Photoelectric incremental and absolute rotary encoders, solid/hollow shaft types
Introduction: Anhui Hade Optical Technology specializes in high-precision photoelectric encoders for industrial applications. Their incremental and absolute rotary encoders, available in solid and hollow shaft configurations, support open collector and push-pull outputs. Hade’s large-diameter encoders are ideal for heavy machinery and motor control systems, offering high resolution and durability. The company serves industries like manufacturing and automation, with a growing presence in international markets. Their focus on R&D ensures innovative designs tailored to customer needs. Hade’s commitment to quality, combined with competitive pricing, makes them a preferred choice for reliable encoder solutions in demanding industrial environments.
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Headquarters: Shenzhen, Guangdong
Main Products: Integrated motor encoders, magnetic encoders, miniature motion systems.
Introduction: TT Motor is a Shenzhen-based manufacturer combining micro motor production with encoder integration, specializing in compact motion control solutions. The company’s core offerings include DC gear motors, BLDC motors with built-in encoders, and magnetic/optical encoders for precision feedback. TT Motor serves industries like robotics, medical devices, smart home systems, and education robotics, delivering customized micro-drive systems that emphasize efficiency, accuracy, and compactness. By integrating motor and encoder technologies, TTMOTOR reduces assembly complexity and improves control precision. Its ISO-certified facilities ensure consistent quality and fast turnaround. With strong design capabilities and international export experience, TT Motor is recognized as a reliable partner for clients seeking integrated motor-encoder solutions that balance cost performance and technical excellence.
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Headquarters: Shenzhen, Guangdong
Main Products: Frameless magnetic encoders, hollow shaft encoders, integrated motor-encoder systems.
Introduction: Mosrac specializes in the development and manufacturing of high-performance magnetic encoders and integrated motor systems. Headquartered in Shenzhen, the company focuses on frameless, hollow-shaft, and compact absolute encoders designed for robotics, AGVs, cobots, and direct-drive applications. Its magnetic encoder technology ensures high resolution, strong anti-interference capability, and maintenance-free operation. Mosrac’s engineering team emphasizes modular design and OEM customization, enabling flexible integration into servo motors and joint actuators. The company continuously invests in R&D to improve precision, signal stability, and interface compatibility. With a growing reputation among industrial automation and robotics manufacturers, Mosrac delivers products that combine innovation, durability, and competitive cost, positioning itself as a rising star in China’s intelligent motion control industry.
When it comes to choosing a China encoder manufacturer, quality, precision, and reliability are the top priorities. The companies featured in this list stand out for their strong R&D capabilities, advanced production technology, and commitment to consistent performance. They offer a wide variety of encoder types — from optical and magnetic to incremental and absolute — designed to meet the growing needs of automation, robotics, and industrial control systems.
Each brand demonstrates a shared focus on innovation, customization, and responsive support, ensuring that international buyers can source encoders with confidence. Whether you value high resolution, fast delivery, or OEM flexibility, these manufacturers provide competitive solutions tailored to global standards.
Among them, Hopo Tech deserves special recognition. As a leading China encoder manufacturer, Hopo Tech combines cutting-edge technology, strict quality control, and customer-oriented service to deliver encoders trusted by top automation companies worldwide. Its ability to offer both magnetic and optical options makes it a one-stop partner for diverse motion control applications.
Ready to upgrade your motion system with precision and reliability? Explore their catalogs, compare specifications, and contact your preferred manufacturer today to request a quote or consultation.
