TPYT1008 photoacoustic spectroscopy device uses photoacoustic spectroscopy to measure the dissolved gas in oil. It can directly measure the concentration of various gases dissolved in transformer oil, and solves the problem of the need for carrier gas during the work of chromatographic products and the heavy workload of long-term equipment maintenance. It is easy to install by connecting with the transformer valve. No need for regular replacement of consumables and maintenance, long service life.