An inductive component and UV germicidal light. The inductive component includes: a housing and several IR sensors; the housing is provided on the lamp and is provided with one installation cavity and several mounting holes connecting the installation cavity, the several mounting holes are provided around the periphery of the shell; several IR sensors are contained in the installation cavity, each of the IR sensors is provided corresponding to one the mounting hole, the several IR sensors connect to the lamp electrically, and the IR sensors are used for sensing human bodies. The inductive component is used for sensing human bodies to work together with the lamp to turn on or turn off the lamp and improve the convenience of the lamp.