2-12 passage rotary union

Cosmau multiple passage rotary unions are available in 2, 3, 4, 6, 8, 10 and 12 passage models. It is a convient design when you need pass more than one media in the rotating system. This series rotary unions use carbon-fiber impregated Teflon® seal technology, which are suitable for vacuum and bidirectional pressures up to 500 bar.


The standard and customized mount flange are available. In addition, the mutiple rotary unions can design a through hole for slip rings, its called electrical rotary joint.

  • Rotary joints and rotary unions allow the feed through of water, glycol, air, hydraulic, coolant, MQL, hot oil, steam, vacuum and a variety of other media
  • Rotary joints and rotary unions that can be configured for installation at the end of a shaft or around the shaft
  • This series rotary union can combine with electrical slip ring to hybird transfer power and gas or others