Electrical slip ring can combine with fiber optic rotary joint. Opto electrical slip ring WDFORJD033 can simultaneously transmit 1 fiber optic cable and 1-24 electrical circuits. As well as electrical circuits supporting signals (5A) and a voltage of 600VAC/VDC. Anti electromagnetic interference, suitable for places that require unrestricted, continuous or intermittent rotation while requiring fixed position transmission of capacity data and signals.