Pneumatic-Electric Slip Ring for 360° twist-free rotation QCN0401-04P2-20S is CENO Pneumatic-Electric Integrated Slip Ring combines pneumatic rotary union and electric slip ring into one compact cylinder unit, supporting unlimited 360° continuous rotation without cable or air tube twisting. This slip ring features 4 power circuits rated 10A each and 20 signal circuits rated 2A each, paired with dual pneumatic ports for compressed air or vacuum transmission. Made of black