COMPANY PROFILE
Tianjin Sentinel Electronics Co., Ltd(here in after to be referred to as SENTINEL)is an innovative Scientific and technological enterprise integrating R&D, production, and sales.SENTINEL provides industrial ethernet distributed I/O modules&IO-Link products, position sensors, process sensors, and connection accessories, etc. These productions have been widely used in a variety of industrial production sites, such as the automobile parts assembly industry, the machining industry, the metallurgical industry, etc. SENTINEL has a wide range of products and a professional R & D team. It guarantees SENTINEL can provide our customers with quality products and services. As an R & D and manufacturing enterprise, SENTINEL adheres to the value concept of R & D and innovation and has reliable market application cases, perfect production capacity, efficient logistics transportation, Our team have sincere cooperation awareness to ensure high quality, which can provide you with reliable and sustainable service. We are welcome you to visit us!
Our Mission
Pioneer industrial sensors and IO-LINK modules via relentless R&D. Deliver precise, reliable solutions to drive seamless automation, efficiency, and sustainable industrial growth.
Our Vision
Become the global benchmark in industrial sensing and IO-LINK tech. Connect industrial ecosystems with innovative solutions, shaping a smarter, more interconnected manufacturing world.
Our Values
Integrity, Innovation, and Customer-Centricity are our core pillars. We uphold the highest ethical standards in every partnership, continuously push technological boundaries to solve complex challenges, and prioritize long-term value for our clients worldwide.
Our Commitment
We deliver robust, future-proof industrial solutions backed by rigorous quality control and responsive global support. From product development to after-sales service, we ensure every customer achieves reliable performance and maximum operational uptime.
Our Certifications SENTINEL






Quality and Compliance
We are committed to EU quality standards, continuously improving and correcting errors.
Development History
2008 Company Establishment
Tianjin SENTINEL was established in Tianjin Hi-Tech Zone in 2008.
2010 Product Development
Successfully developed and mass-produced inductive proximity switches.
Sensor Innovation
In 2013, the company developed flow, temperature, pressure sensors.
Factory Intelligence
Launched remote I/O modules and industrial Ethernet solutions.
IO-Link Breakthrough
Successfully launched IO-Link master and device products.
2023 Future Vision
Launched sensors with IO-Link functionality for smart industry.
New Era of Intelligence
Industrial automation & AI drive manufacturing into a new era.
Contact Us
China Head Office
- E-Mail:export.sentinel@gmail.com
- WhatsApp:
- Address:Tianjin Xiqing Technology Park
European Office
- Contact person:Wolfgang
- Phone:+49 1785369273
- E-mail:wolfgang@kuemago.com
- Address:Breite Straße 22, 40213 Düsseldorf, Germany