DHK070-6-20A 70mm through hole slip ring 6 channels 20A maintenance-free

DHK070-6-20A is an economical through hole slip ring. The diameter of the through hole is 70mm and the outer diameter is 145mm. It adopts brush contact technology and multi-point contact to ensure stable contact. Low pressure, low friction, low loss, maintenance-free and lubrication-free, long service life.



  • Unique contact design provides longer life and maintenance-free stable operation (no lubricant required)
  • Modular design to meet higher current, speed, appearance and other needs
  • Diversified appearance to support more installation requirements
  • Support signal, power and their mixed transmission
  • Can support 1-126 channel expansion
  • Can meet the requirements widely used in current industrial fields


Application areas

  1. Industrial machines: machining centers, winding machines, end-face processing machines
  2. Rotary workbench: battery machinery, filling machine, bottle blowing machine, rotary printing machine
  3. Cable drum: port machinery, heavy-duty boom, construction machinery, tower
  4. Test equipment: centrifugal test bench, separator
  5. Robots: packaging equipment, stackers, process control equipment, emergency lighting equipment
  6. Exhibition/display equipment: car booths, revolving doors, product booths, revolving restaurants
  7. Medical equipment: shadowless surgical light