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Fiber Optic + Electrical Slip Ring Combinations

ROTOCON Slip Ring and FORJ Combinations

  • Slip Ring and Fiber Optic Rotary Joint (FORJ)
  • Slip Ring with Rotating Fiber Optic Rotary Joint
  • Combination Slip Ring and Fiber Optic Rotary Joint for use in medical device
  • ROTOCON MXST-4-0405 Dual Shaft Hollow Bore Brushless Slip Ring with 2 Channel Fiber Optic Rotary Joint
  • ROTOCON Slip Ring FORJ Combination
  • Fiber Optic Rotary Joint with Slip Ring
  • ROTOCON MXST-2-1112 Dual Shaft Through Hole Brushless Slip Ring with single channel FORJ
  • ROTOCON MXST-2-1112 Dual Shaft Through Hole Brushless Slip Ring with single channel FORJ

ROTOCON High-Performance Brushless Slip Ring Solutions

» Provides brush-free design requiring no user maintenance» Delivers clean electrical signal for both power & data, with no measurable noise
» Robust industrial design provides reliable long lasting performance » Remains unaffected by machine vibration or rotational speed

Meridian Laboratory partners with some of the world’s leading manufacturers of Fiber-optic rotary joints (FORJs) to provide standalone fiber optic solutions, and electrical plus fiber combinations.  All fiber-optic components are assembled in an ISO Class 7 clean-room environment and 100% tested to the highest standards.

Electrical + FORJ Integration: Meridian Laboratory offers a full suite of single and multi-channel fiber optic rotary joints (FORJ) that can be combined with any number of ROTOCON electrical slip rings. Offered in a wide variety of configuration options for varying size, wavelength, environmental, material, and termination requirements, we are your single-source provider for slip ring and FORJ solutions.

Why Choose ROTOCON? Request a ROTOCON quote

The ROTOCON Difference

The ROTOCON slip ring platform utilizes a sealed contact system that is brushless and provides the cleanest electrical signal available in any rotary electrical contact, for both power and data signals.  In combination with our fiber-optic rotary joints, we provide industry-leading solutions for rotating equipment and processes.

Video: Conventional Slip Ring vs. ROTOCON Signal Quality Demonstration

YouTube video
FIBER TYPESSingle-mode E9/125μm
Multi-mode G50/125 μm
Multi-mode G62.5/125 μm
*Fiber protection available
CHANNELSStandard: 1, 2, 3-20 Channels
Custom: Up to 81 Channels
DIGITAL DATA TRANSMISSIONUp to 40Gbits/s per channel
RPMUp to 3,000 RPM (Model specific)

Customized Fiber-Optic Rotary Joints

    Meridian Laboratory’s FORJ portfolio features:

  • Special fibers (extended fiber lengths)
  • Up to 81 channels
  • Extended wavelength range
  • Special labeling
  • Custom flanges
  • Customized insertion loss values
  • Insertion loss bands across different channels
  • Customized pre-shipment inspection with testing of certain parameters

Single-Channel Fiber-Optic Rotary Joints

Channel count11111
Max. insertion loss (dB)1.5 (SM)
2.5 (MM)
1.0 (SM)
2.0 (MM)
3.0 (SM)
4.0 (MM)
1.5 (SM)
2.5 (MM)
2.0 (SM)
3.0 (MM)
Max. variation of insertion loss during rotation (dB)
Min. return loss (dB)50 (SM) / 35 (MM)
Wavelength1310 Nm/1550 Nm (SM)
850 Nm/1300 Nm (MM)
Rotation speed (RPM)3000100003000601000
Weight (excl. connectors)18 g18 g20 g60 g130 g
Torque0.06 Nm0.06 Nm0.06 Nm0.3 Nm0.3 Nm
Degree of protectionIP54IP54IP54IP65/IP68*
*seawater resist.
Recommended temperature range-40°F to +185°F


Channel count2-43-87-3616-60 (81)2-8
Max. insertion loss (dB)3.5 (SM)
3.5 (MM)
3.5 (SM)
3.5 (MM)
3.5 (SM)
3.5 (MM)
3.5 CH 16-32
4.5 CH 33-48
5.5 CH 49-60 (81)
3.5 (typ. 1.5) CH 2-4
4.5 (typ. 2.5) CH 5-8
Max. variation of insertion loss over rotation (dB)1.52.5 (typ. 1.5)1.5 (typ. 0.75)
Min. return loss (dB)5040 (typ. 45)
Wavelength1310 Nm/1550 Nm (SM)
850 Nm/1300 Nm (MM)
1310 Nm or 1550 Nm
Fiber typeSingle-mado E9/125 or mujlti-mode 50/125 or 62.5/125
Mixed configuration with multi-mode and single-mode up to 36 CH
Single-mode E9/125
Rotation speed (RPM)100015060
Weight (excl. connectors)250 g700 g1500 g1500 g3000g
Torque0.08 Nm0.15 Nm1 Nm
Degree of protectionIP54, IP65IP68 up to 4500 m op. depth up to 10000 m (seawater resistant request)
Recommended temperature range-40°F to +185°F-15°F to +165°F