17 Years
Experiences
1600
Customers
33
National Patent
26
Experts
170
Solutions
COMPANY PROFILE
Innovation makes good products, Focus makes better services
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!
17 Years
Experiences
1600
Customers
33
National Patent
26
Experts
170
Solutions
NEWS
Exhibition Preview | SENTINEL Invites You to Attend the South China International Industry Fair
Explore SENTINEL’s latest IO-Link products, fluid sensors, and industrial IO modules at SCIIF 2025 in Shenzhen. Visit booth 12H-A132 for smart manufacturing innovations.
2025-05-29
Exhibition Preview | SENTINEL Cordially Invites You to the 17th China International Battery Fair (CIBF2025)
SENTINEL presents smart IO and sensing solutions at CIBF2025, driving industrial digitalization and automation at the global battery industry's key event.
2025-05-12
Exhibition Preview | SENTINEL Cordially Invites You to Attend the Xiamen Industrial Exposition
SENTINEL debuts its latest IO-Link and sensor solutions at XMIE 2025, highlighting smart manufacturing and industrial digital transformation.
2025-05-12
Solution | Split-Type Level Sensor Solves Foam Interference and Space Constraints in Dairy Tank Level Measurement
Discover how SENTINEL’s bottom-mounted split-type level sensor overcomes foam and space challenges in milk tanks, enhancing hygiene, safety, and monitoring efficiency.
2025-06-13
Solution | Hot-Plug Mechanism Enables Rapid Modular Pallet Switching in Bus Welding Lines
Discover how SENTINEL’s IO-Link solutions empower bus welding lines with flexible wiring, hot-plug capability, and intelligent system integration for enhanced production efficiency and adaptability.
2025-06-06
New Product Release | EtherCAT Protocol L-coded IO-Link Master
Discover SENTINEL's L-coded IO-Link Master with EtherCAT protocol, high-current power interface, and flexible architecture—ideal for modern factory automation.
2025-05-29
