Abstract: The present invention discloses an adapter set for fluorescent tubes, which comprises a holder to match the length of T8/T10 fluorescent tubes, two sockets mounted on both ends of said holder, wherein each of the two sockets further comprises a adaptor respectively, each adaptor is adapted to connect with a socket at one end, and provides an outlet for a T5/T4 fluorescent tube at the other end. The adaptors can be easily removed from the sockets. The present invention will provide a simple and easy replacement of the T8/T10 tube as well as also enable recycling of the parts and provide for a better working environment.