Shenzhen YUYI Sensor Technology Co., Ltd.

Yunyi is a High Precision Temperature Sensor Manuafactruer

Energy storage temperature sensor
Self-developed energy storage CCS with NTC chip and temperature sensor
Integrated development, consistent quality

Application
Temperature sensor expert in energy storage industry

Energy Storage CCS
Energy Storage CCS
Yunyi's self-developed NTC chip-based energy storage CCS integrated acquisition busbar is manufactured in an integrated manner, ensuring consistent quality.
Healthcare
Healthcare
The most crucial component of an electronic thermometer is the NTC temperature sensor, which detects temperature. Because it's used to measure human body temperature, the accuracy, stability, and sensitivity of the temperature sensor are required to be extremely high.
Charging gun/pile/base
Charging gun/pile/base
DC charging and supercharging technologies are considered key factors driving the development of electric vehicles. However, ultra-short charging times require ultra-high currents, which puts enormous stress on the power electronics in charging stations and makes thermal monitoring crucial.
Lithium battery equipment
Lithium battery equipment
Yunyi Lithium Battery Equipment Temperature Sensors and Wiring Harnesses are characterized by: easy installation to adapt to various installation needs; stable performance (PT100, PT1000, high-precision and high-sensitivity NTC); resistance to electrolyte corrosion (surface anti-corrosion treatment, etc.); high voltage resistance and high insulation.
-50℃
+1000℃
Energy Storage CCS

Energy Storage CCS

Energy Storage CCS
Yunyi's self-developed NTC chip-based energy storage CCS integrated acquisition busbar is manufactured in an integrated manner, ensuring consistent quality.
Healthcare

Healthcare

Healthcare
The most crucial component of an electronic thermometer is the NTC temperature sensor, which detects temperature. Because it's used to measure human body temperature, the accuracy, stability, and sensitivity of the temperature sensor are required to be extremely high.
Charging gun/pile/base

Charging gun/pile/base

Charging gun/pile/base
DC charging and supercharging technologies are considered key factors driving the development of electric vehicles. However, ultra-short charging times require ultra-high currents, which puts enormous stress on the power electronics in charging stations and makes thermal monitoring crucial.
Lithium battery equipment

Lithium battery equipment

Lithium battery equipment
Yunyi Lithium Battery Equipment Temperature Sensors and Wiring Harnesses are characterized by: easy installation to adapt to various installation needs; stable performance (PT100, PT1000, high-precision and high-sensitivity NTC); resistance to electrolyte corrosion (surface anti-corrosion treatment, etc.); high voltage resistance and high insulation.
Home appliances

Home appliances

Home appliances
Yunyi Sensing meets the requirements of home appliance temperature sensing harnesses, such as stable signal transmission, flexible structure/support for design changes, high temperature resistance/humidity resistance/aging resistance/flame retardancy/life of more than 10 years.
Application of on-board equipment in new energy vehicles

Application of on-board equipment in new energy vehicles

Application of on-board equipment in new energy vehicles
Yunyi's vehicle temperature management system includes temperature detection for the electric motor, power battery cooling system, braking system, and air conditioning system (condenser/air vents) to prevent overheating.
Home appliances
Home appliances
Yunyi Sensing meets the requirements of home appliance temperature sensing harnesses, such as stable signal transmission, flexible structure/support for design changes, high temperature resistance/humidity resistance/aging resistance/flame retardancy/life of more than 10 years.
Application of on-board equipment in new energy vehicles
Application of on-board equipment in new energy vehicles
Yunyi's vehicle temperature management system includes temperature detection for the electric motor, power battery cooling system, braking system, and air conditioning system (condenser/air vents) to prevent overheating.

ABOUT YUYI
A leading national...

Established in 2011, Shenzhen YUYI sensor technology Co., Ltd. is a leading national high-tech enterprise specializing in the development of NTC chips, thermistors, temperature sensors, temperature sensor harness, energy storage cell contact system, and other temperature sensor products.

YUYI technology park spans an area of 25,000 square meters and employs 600 staff members, including 55 R&D professionals. Committed to quality and sustainability, YUYI has obtained ISO9001 quality system, ISO14001 environmental system, and IATF16949 certifications, with its products also UL-certified.

The YUYI products are widely used in electric vehicle, energy storage, home appliances, the IoT and instruments. The company serves over a hundred renowned domestic and international customers, including ABB, Powin, Wistron etc.

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Partners
YUYI · energy storage customer cases

Energy storage
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Charging Equipment
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Automobile
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News
YUYI in the news

  • Manufacturing resilient despite lower PMI figure
    Manufacturing resilient despite lower PMI figure
    China’s manufacturing sector displayed resilience in January, with production and high-tech industries remaining in expansion mode, even as overall factory activity slipped back into contraction zone amid seasonal factors, official data showed. Analysts said the figures indicated a stabilizing economy and renewed industrial momentum. Supply-side momentum was holding firm and innovation-driven segments were continuing to...
    2026-02-02