FJINNO

FJINNO is the brand of Fuzhou Innovation Electronic Scie&Tech Co., Ltd., a manufacturer based in Fuzhou, Fujian, China. Established in 2011, the company develops fluorescent fiber optic temperature sensors and temperature monitoring systems for electrical equipment. Its point sensing solutions are used to monitor transformer winding hot spots, switchgear connections, generator windings and cable joints. The product range includes fiber optic probes, temperature monitoring units, extension fibers and supporting software. Systems are available with multiple measurement channels, alarm functions and RS485 Modbus RTU communication for integration into industrial monitoring systems. FJINNO supports OEM and ODM projects for equipment manufacturers, utilities, EPC contractors and system integrators. Its solutions are intended for temperature measurement in high voltage and electromagnetically demanding environments.