The DSE 6020 is a generator-set controller. It is used on generator sets from AKSA, FDK and Knox/Knoxgen, including the AD22, AD27, AD33 and APD220C-6.
Used across brands: AKSA, FDK, Knox/Knoxgen
Also fitted to: FDK FDK-CD110/H1, FDK FDK-CD125/H1.