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COMPANY
Sentinel, built for the industrial field
Innovation makes good products, focus makes better services
ABOUT
Company profile
Tianjin Sentinel Electronics Co., Ltd. (Sentinel) was founded in 2008 in Tianjin, China. We design, manufacture and sell distributed I/O modules, sensors and connectivity based on fieldbus and industrial Ethernet protocols, with in-house development of our fieldbus and IO-Link technology.
Our products cover the complete chain from sensing to communication: IO-Link masters and hubs, fieldbus I/O modules, flow, pressure, temperature and level sensors, and the connectors and junction boxes that tie them together. Guided by the principle “Innovation makes good products, focus makes better services”, we supply engineering-grade industrial products and cost-effective solutions, backed by English datasheets, CAD and EPLAN files, and direct support from our engineers.
- Complete chain from sensing to communication
- Datasheets by model or order code
- IO-Link and field-wiring experience
What we do
01
Product coverage
Communication modules, sensors, connectivity and fieldbus I/O, organized around the links used on the factory floor.
02
Documentation
Datasheets, configuration files, IODD and dimension drawings grouped by model, easy to find for engineers and sales.
03
Field solutions
Reusable application know-how around flow monitoring, IO-Link masters, field wiring and fieldbus I/O.
04
Selection support
Model confirmation, document matching and application advice for distributors, sales and engineers.
Who we serve
OEM machine builders
IODD, GSDML, ESI and EDS files, CAD and EPLAN macros, customization and stable supply for series production.
Distributors
A complete IO-Link product line, CE certification and clear commercial terms for your region.
Service commitments
Lead time
Standard models usually ship within two weeks.
Stock and MOQ
Standard models are in stock; no minimum order quantity.
Technical support
On-site commissioning support; response within 24 hours.
Export markets
Products are exported to Europe, Russia and parts of North America.
Talk to an engineer about your application
Model confirmation · Document matching · Application advice