FEATURES

BRUSHLESS HIGH-VOLTAGE ROTARY ELECTRICAL CONNECTORS PROVIDE MAINTENANCE-FREE PERFORMANCE

  • Standard voltage ratings up to 3,500V with custom options exceeding 10,000V.
  • Wear-free, arc-free rotary electrical contact for long-term reliability.
  • Seamless integration of high voltage and low voltage signals in a single unit.

ROTOCON MXV Series high voltage rotary electrical connectors are available with up to 14 conductors / channels, designed for both high current power applications up to 20 amps per contact and for small signal level (mV / mA) transmission. ROTOCON high voltage rotary electrical connectors offer flexible customization with mechanical, electrical, and environmental options to match specific operational needs. 

Unlike traditional brushed slip rings, ROTOCON high voltage rotary electrical connectors eliminate common failures caused by wear, electrical noise, and frequent maintenance requirements. One of their most critical advantages is their inherently arc-free operation, meaning they do not suffer from internal arcing – a common issue in conventional brushed slip rings that leads to premature failure, degraded signal integrity, and increased downtime.

Meridian Laboratory’s ROTOCON technology leverages an innovative brush-free contact system, ensuring flawless signal transmission, extended service life, and zero electrical interference. ROTOCON high voltage rotary electrical connectors are sealed for environmental protection for a wide range of demanding applications, making them the superior choice for high reliability.

For higher channel counts, explore our entire MXV Series of high voltage rotating electrical connectors.

Additionally, for applications which are less than 600 volts, please see our Multi-Channel MX-Series Slip Rings for more information.

Advantages

Why Choose ROTOCON High Voltage Rotary Electrical Connectors?

BRUSHLESS ROTATING ELECTRICAL CONNECTOR TECHNOLOGY PROVIDES SUPERIOR PERFORMANCE

ROTOCON high voltage rotating electrical connectors are brushless by design, functioning through a molecularly bonded, liquid metal film contact to transfer electrical power and signal. ROTOCON rotating electrical connectors introduce near-zero electrical resistance while stationary or during rotation – regardless of rotational speed or total number of revolutions.

  • Near-zero electrical noise, stationary or rotating
  • High speed capable without fluctuation in electrical resistance
  • No internal wear parts

MAINTENANCE FREE ROTATING ELECTRICAL CONNECTORS

Conventional brushed slip rings rely on metal-on-metal contact to transfer power between stationary and rotating components, leading to wear and frequent maintenance. In contrast, ROTOCON high voltage rotating electrical connectors have no internal wear components, eliminating the need for maintenance, adjustments, or part replacements throughout their lifespan.

  • No metal-on-metal contact
  • 100% maintenance-free
  • Outlast traditional brushed slip rings
  • Routinely surpass 500m+ total revolutions

PERFECT SIGNAL INTEGRITY - STATIONARY OR ROTATING

ROTOCON high voltage rotary electrical connectors are unique in their ability to provide excellent analog signal transmission, without fluctuation or noise – whether stationary or while rotating. They are the ideal choice for sensitive electrical signals such as encoders, thermocouples, strain gauges, and more.

  • Perfect signal integrity – regardless of speed
  • Near-zero electrical noise
  • Excellent for analog signal transmission

ENVIRONMENTALLY SEALED ROTARY ELECTRICAL CONNECTORS PROVIDE SAFE AND LONG-LASTING OPERATION

ROTOCON high voltage rotary electrical connectors are environmentally sealed and outperform traditional brushed slip rings that struggle in harsh conditions such as wet, dust-filled, cleanroom, and other demanding environments.

  • Environmentally sealed design
  • Unaffected by liquids, dust, and other factors
  • Robust design for harsh environments

RELIABLE, HIGH-SPEED ETHERNET PERFORMANCE

ROTOCON high voltage rotary electrical connectors can transmit high-speed Ethernet-based communication up to 1 Gbps reliably and without bit errors or crosstalk. They are capable of transferring many signal types and communication protocols, including Etherlink, Profinet, EtherNet/IP, Profibus, Modbus TCP/IP, Powerlink, CC-Link IE, SERCOS III, SynqNet, MECHATROLINK-III, ControlNet, RS485, RS432, RS422, EtherCAT, and more.

  • Guaranteed ethernet transmission without bit errors or crosstalk
  • High speed capable up to 1 Gbps
  • Compatible with many other digital communication protocols

General Specifications

High Voltage Rotating Electrical Connector Specifications

MOUNTING

p

End-of-Shaft

End-of-Shaft: This series of rotating electrical connectors is intended to be mounted at the end of a workpiece and is typically secured via set screws to the shaft, or has a variety of other options available.

VOLTAGE

p

Up to 3,500VDC

ROTOCON high voltage slip rings come standard in voltage ratings up to 3,500VDC. For higher voltage requirements, please contact us for further information and assistance.

TEMPERATURE

p

-35˚F to 160˚F

(-20°C - 70°C)

Temperature rating is measured at the body of the ROTOCON slip ring under maximum current load and rotational speed; it should not exceed 160˚F for continuous periods of time. For application specific scenarios, please contact Meridian Laboratory.

CONTACT RESISTANCE

p

0.2mΩ

Contact resistance refers to the electrical resistance between the stationary and rotating portions, internal to the ROTOCON rotating electrical connector. This is measured without additional cabling or connectors, and is internal to the units themselves. This is measured stationary or rotating, regardless of rotational direction, speed, or orientation.

Configurations

MXV Series Models (8-14 Channels)

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      Mounting

      MXV Series Mounting Options

      END-OF-SHAFT (STANDARD)

      SHAFT FLANGE

      BODY FLANGE

      DOUBLE END-OF-SHAFT

      For through-hole slip rings, check out our MXT-Series of through-hole rotary electrical connectors.

      FAQs

      Common High Voltage Rotating Electrical Connector Questions

      What size mount do I need?

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      Is this RoHS/CE compliant?

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      What speed does this reach?

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      How do I mount this item?

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      Customization

      High Voltage Rotary Electrical Connector Customization Options

      ROTOCON high voltage rotary electrical connectors are offered with comprehensive electrical connectivity solutions for your specific machine, application, or use case, guaranteeing a seamless integration. Supporting a vast range of termination types, wire types, communication protocols, signal types, and power capabilities up to 20A per contact, our ROTOCON high voltage rotary electrical connectors ensure reliability and ease of use for different applications.

      • Termination Types: Ring terminals, flying leads, potted connectors, overmolded cables, and connectors.
      • Wire Types: Single and multi stranded cables, coaxial, heater (fiberglass shielded), strain gauges, shielded cables, and thermocouple wires.
      • Communication Protocols: High-speed Ethernet-based communication up to 1000 Mbps (1 Gbps). They are also capable of many other communication protocols, including Etherlink, Profinet, EtherNet/IP, Profibus, Modbus TCP/IP, Powerlink, CC-Link IE, SERCOS III, SynqNet, MECHATROLINK-III, ControlNet, RS485, RS432, RS422, EtherCAT, and more.
      • Signal Types: Sensors, thermocouples, strain gauges, audio, transducers, resistance temperature detector (RTD), digital up to 250MHz, hall effect, and general analog (4-20mA, 0-5V, etc.).
      • Power: Up to 20A per contact.

      ROTOCON high voltage rotary electrical connectors provide versatile mechanical mounting options designed to integrate seamlessly with rotational equipment and application requirements. Multiple mounting configurations guarantee flexible installation across various machine requirements and usage scenarios.

      Mounting Types

      • End-of-Shaft (Standard)
      • Shaft Flange
      • Body Flange
      • Double Ended Shaft

      Meridian Laboratory offers various environmental options for the MXV Series of high voltage rotary electrical connectors, which features a standard 304SS body. In addition to this standard body material, there are various other options available, including IP-rated protection and corrosion-resistant choices, making them adaptable to many different environments and application requirements.

      • Protective Housings
      • Protective Surface Coatings
      • Ingress Protection
      • Corrosive Environment Protection
      • Protective / EMI Wire Sleeving
      • Low Off-Gassing Wire Types

      We offer a range of modular components that are designed to integrate seamlessly with ROTOCON high voltage rotary electrical connectors, enhancing function and capabilities.

      • Rotary Unions
      • Fiber Optic Rotary Joints
      • Encoders
      • Motors
      • Mating Connectors
      • Flexible Couplings
      APPLICATIONS & USES

      Rotary Heat Seal Machines

      Meridian Laboratory’s ROTOCON high voltage rotary electrical connectors are used in rotary sealing applications for blister pack and tray heat sealers, delivering power to the heaters and providing accurate temperature readings from the rotating carousel.

      Wireline Ultrasonic Logging

      Ultrasonic high frequency logging utilizes ROTOCON brushless rotary electrical connectors that require more signals, which provide accurate real-time readings for high frequency tools.

      Diaper Manufacturing

      ROTOCON high voltage rotary electrical connectors are used in diaper manufacturing and other heated cutting and sealing applications to supply power to the rotating hot knives and provide precise temperature feedback to the controller.

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      Resources

      Helpful Information

      Get the details you need—explore our complete resource library on every slip ring series.