Refrigerant Sensor Solutions
To address the promotion of low-carbon refrigerants such as R32 and R290, Winsen provides semiconductor and NDIR refrigerant leak sensors meeting the leakage protection requirements of EN378, IEC60335-2-40, etc.

Residential & Commercial Air Conditioning
In-unit point and duct leakage monitoring, supporting self-diagnosis and lifespan warnings.
Heat Pumps & Cold Chain
High-sensitivity detection for outdoor units and cold storage, adapting to wide temperature ranges and defrost cycles.


Regulations & Certifications
Collaborate with OEMs to complete leakage simulation and type testing, shortening time-to-market.
Forward-looking Layout
Covering mainstream A2L refrigerants.
Dual Principles
Complementary Semiconductor + NDIR.
System Synergy
Joint debugging with valves and control boards.