Variable-Airflow Power-Control Vaping Device Debuts, Similar to Juul Pressure Sensor Principle
A vaping solution board from Hexin Micro that can adjust power output based on airflow intensity made its debut at the exhibition. According to the company, the solution board offers the following highlights:
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It uses an airflow sensor different from traditional microphone-based sensors, allowing the product to adjust power according to airflow pressure, while also offering waterproof and oil-resistant features;
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The sensor operates on a principle similar to Juul’s pressure sensor;
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In addition, the new product from vaping brand FLOW Fulu is expected to adopt this solution, with the release date still to be determined.
According to supply chain sources, U.S. vaping brand Juul uses pressure sensors costing about US$2 each as switch components, with two such sensors installed in each device. Unlike the commonly understood meaning of pressure as physical pressing, the pressure here actually refers to airflow pressure.
Previous reports indicated that the main supplier of Juul device sensors is TE Connectivity. Information on its official website shows that its products are compatible with detecting both liquid and gas pressure. For example, one of its board-mounted pressure sensors can be installed on a printed circuit board to measure the pressure of gases or liquids.



