The Telys is a generator-set controller. It is used on generator sets from John Deere, MTU and SDMO, including the 6068HF475, 16V4000G21, 20V4000G22 and D550.
Used across brands: John Deere, MTU, SDMO
Also fitted to: SDMO X715C, X880C, X1000X, X1100C, X1250C.