High Frequency Rotary Joint

High Frequency Rotary Joint

High frequency rotary joint also could be called high frequency slip ring. This kind of rotary joint can be an element which installed on the cable or instrument as transmitting or breaking the line of electrical connections.

If you have specific customized requirement, please feel free to consult us so that our sales engineer could recommend the most suitable product to you for you reference.




Ptoduct Model CRJ-01 CRJ-02 CRJ-03
Channel 1 channel
Outer Diamter 15mm 25.4mm
Frequency Range 0-3GHz 0-18GHz 0-26.5GHz
Specific Impedance 50Ω
Average Loading Power 100W @ 2GHz
60W @ 3GHz
200W @ 1GHz
500W @ 1GHz
100W @ 15GHz
40W @ 15GHz
30W @ 18GHz
200W @ 1GHz
40W @ 15GHz
25W @ 26.5GHz
Peak Power (Max)   3kW Max
Contact Materials Precious metal
Insertion Loss( Max ) <1.5dB @ 3GHz 0.25dB @0-10GHz
0.30dB @10-18GHz
0.30dB @0-10GHz
0.35dB @10-18GHz
0.70dB @18-26.5GHz
Insertion Loss WOW (Max) 0.1dB Max 0.05dB 0.1dB @0-18GHz
0.2dB @18-26.5GHz
VSWR ( Max ) ≤1.45dB Max 1.3dB @0-10GHz
1.4dB @10-18GHz
1.3dB @0-10GHz
1.4dB @10-18GHz
1.7dB @18-26.5GHz
VSWR-WOW ( Max ) 0.1dB Max 0.05dB 0.05dB @0-18GHz
0.10 dB @18-26.5GHz
Phase WOW ( Max ) 1 degree 1 degree 1 degree @0-10GHz
1.5 degree @10-18GHz
2.0 degree @18-26.5GHz
Work Temperature -20℃-+60℃ -40℃-+70℃
Work Humidity -20℃-+60℃ 95%RH or higher
Work Speed 60RPM Max 500RPM Max 200RPM Max
Starting Torque (Max)   0.05Nm @ room temperature
Housing Material Brass/ Zinc plating Copper alloy
Protection IP54 IP40



  • Small size & light weight.
  • Channels could be up to 18.
  • Frequency range can reach to 40GHz or higher.
  • Low attenuation loss and low wear.
  • Can not be used in high work speed application.
  • Longer life time & maintenance free.



  • Channels.
  • Electrical part combines with coax rotary joint.
  • Support broadband signal and SDI signal.
  • Cable length and size.
  • 50Ωand 75Ω impedance are optional.



  • Radar & antenna.
  • Satellite communication system.
  • Analog high frequency electronic system.
  • CCTV & video monitoring device.
  • Military system equipment.