Regarding the international market prospects and technical research of NTC sensors, the core development feature is the steady growth of market demand, and the core technology is evolving towards three major directions: high performance, high integration, and new applications.
Below, we have summarized the main situations of the global market and the latest research directions in technology.
International market scale and growth drivers
The global NTC sensor market is steadily expanding, and its growth is mainly driven by areas such as new energy vehicles, smart home appliances, and industrial automation.
Main细分 markets and forecasts
New energy vehicle sector： The market size is expected to reach 1.21 billion US dollars by 2030 (compound annual growth rate of 4.9% from 2024 to 2030).
Glass encapsulated NTC sensors： The market size is expected to reach 0.70 billion US dollars in 2031 (compound annual growth rate of 3.7% from 2025 to 2031).
HVAC (Heating， Ventilation, and Air Conditioning) sector： The market size is expected to reach 4.67 billion US dollars in 2031 (compound annual growth rate of 5.1% from 2025 to 2031).
Key application growth points
Automotive electronics: Core growth driver, especially for batteries, motors, electronic control systems and thermal management in new energy vehicles, there is a strong demand for NTC sensors.
Industrial and consumer electronics: Industrial control, environmental monitoring, consumer electronics and smart home are the stable growth bases.
Emerging application fields: Robotics (such as tactile perception), medical equipment, photovoltaic energy storage, etc. bring new growth points to the market.
Major manufacturers
The global market is jointly dominated by several international and Chinese companies.
International major manufacturers: TDK, Amphenol-sensors, Littelfuse, TE Connectivity, Eaton.
Chinese major manufacturers: Aisheng Sensing, Huagong Gaili Electronics, Anpilong, Tepsin.
Core technology research direction and breakthroughs
The current research focuses on improving the accuracy and stability of sensors, and expanding their applications in cutting-edge fields such as flexibility and integrated systems.
1. Enhance response speed and tolerance to extreme environments
This is crucial for high-end applications such as automobiles.
Technical objective: Achieve ultra-fast response within milliseconds and long-term reliable sealing.
Research progress: Some manufacturers have shortened the response time of the liquid cooling system to 1.5 seconds by using micro NTC chips and ultra-thin stainless steel housings, and have adopted military-grade sealing materials to achieve permanent corrosion prevention.
2. System Integration and Function Fusion
Integrating the NTC temperature measurement function with other sensing functions is an important trend.
Technical Objective: Achieve single-chip monitoring of multiple parameters such as current, voltage, and temperature.
Research Progress: Some manufacturers have integrated Hall effect/ shunt and NTC input on a single chip, which complies with the highest automotive functional safety standard (ASIL C), simplifying designs such as battery management systems.
3. Develop new materials to enhance performance and expand forms
Material innovation is the foundation for improving core performance and achieving flexible applications.
Technical objective: Improve temperature sensitivity, reduce the influence of humidity on impedance, and enable printable preparation.
Research progress:
Iron oxide composite materials can effectively reduce the impact of humidity on impedance while maintaining high temperature sensitivity (-4.87%/K).
Printable NTC composite materials have been achieved, and their performance (such as B constant 3500K) is comparable to that of bulk ceramics, with humidity influence less than 1°C, suitable for large-area flexible electronic skins.
4. Exploring New Applications and Sensing Mechanisms
Researchers are exploring the use of NTC materials in entirely new sensing fields.
Technical Objective: Develop non-contact infrared thermal detection.
Research Progress: By combining NTC thermistor films with a metal-insulator-metal structure, high absorption rates were achieved in the long-wave infrared range, resulting in the fabrication of high-performance infrared detectors.
Post time: Dec-03-2025