Slip Rings & Integrated Rotary Solutions
JARCH designs and manufactures high-performance slip rings and rotary unions for industrial automation, robotics, packaging machinery, and other rotating equipment. From standard models to fully customized solutions, we help engineers solve complex power, signal, data, and media transmission challenges
20+ Years
Experience in Slip Ring Manufacturin
1000+ Companies
Worldwide Cooperation
Custom Solutions
Engineering Support
Our Slip Ring & Rotary Union Solutions
Through bore slip ring
Feature hollow center openings to allow cables or shafts to pass through during rotation
Customized Slip Rings
Tailored designs based on customer requirements for specialized needs
Ethernet Slip Rings
Ensure stable Ethernet data transmission in rotating equipment.
Electric Air Slip Rings
Combine power and air/gas transmission
Pancake Slip Rings
Combine power and air/gas transmission
Hybrid Slip Rings
Integrate multiple signal types (power, data, fluids) in one unit
Motorized Cable Reel
automatically wind and unwind power, control, or signal cables during the movement of industrial equipment
High Current Slip Rings
Handle large electric currents safely
High Speed Slip Rings
Designed for fast rotating machinery
Pneumatic Slip Rings
Transmit compressed air or gases
Motorized Hose Reel
For air, water, oil, fuel, and chemical fluid delivery, providing safe, organized, and automated hose management in workshops
Fiber Optic Slip Rings
High-speed optical signal transmission
Hydraulic Rotary Union
Transfer hydraulic fluids during rotation
Capsule Slip Rings
Compact size for small devices
What Is a Slip Ring and How It Works?
A slip ring allows power, signals, and data to pass between a stationary part and a rotating part without twisting wires.
It enables smooth 360° rotation for automation machines, robotics, wind turbines, packaging machines, and more.
JARCH provides a full range of electrical, hybrid, pneumatic, and explosion-proof slip rings.
Explore ProductsHow Do You Choose the Right Slip Ring or Rotary Union?
A slip ring transfers electricity and signals during rotation. A rotary union transfers air, water, oil, coolant, or gas.
Choose based on transmission type, electrical/fluid specs, speed, environment, and installation size.
For both fluid and electricity together? Choose a hybrid slip ring.
JARCH supports fully customized slip rings and rotary unions for any industry.
View All ProductsCustomer Use Cases & Industries Served
Our slip rings are widely deployed across demanding industrial environments where reliable power transmission, high-speed data, and stable optical signals are required under continuous rotation.
Industrial Automation
Used in rotary indexing tables, robotic arms, and automated assembly lines requiring continuous power supply and real-time data transmission.
Typical needs: Stable signals, low electrical noise, long service life
Packaging & Filling Machinery
Applied in high-speed rotary capping machines, turntables, and filling systems where precise motion control and encoder feedback are critical.
Typical needs: High-speed rotation, encoder compatibility, minimal signal loss
Machine Vision & Inspection
Supports high-resolution cameras, sensors, and inspection systems requiring optical fiber channels for noise-free data transmission.
Typical needs: Optical stability, high bandwidth, EMI immunity
Medical & Imaging Equipment
Integrated into rotating imaging platforms and diagnostic systems where signal integrity and reliability are mission-critical.
Typical needs: Low noise, stable optical transmission, compact design
Renewable Energy Systems
Used in wind turbines, solar tracking systems, and rotating monitoring platforms requiring long-term durability in harsh environments.
Typical needs: Environmental resistance, long lifetime, stable power
Defense & Special Equipment
Deployed in radar systems, surveillance platforms, and specialized rotating equipment requiring high reliability under extreme conditions.
Typical needs: Rugged design, signal integrity, custom configurations
How to Select the Right Slip Ring
Selecting the correct slip ring is critical to ensuring long-term system stability, signal integrity, and operational reliability. The following guidelines help engineers define key requirements before finalizing a model or requesting customization.
1. Power & Signal Requirements
Determine the number of power circuits, current rating per channel, and whether control signals or feedback signals are required. For mixed systems, define separation between power and signal paths.
2. Data Type & Transmission Method
Identify the data type to be transmitted, such as Ethernet, fieldbus, encoder signals, or optical fiber. High-speed or noise-sensitive data may require optical channels instead of electrical contacts.
3. Mechanical Constraints
Define available installation space, shaft diameter, overall length, and allowable rotational speed. Mechanical layout often determines whether a capsule, through-bore, or custom structure is required.
4. Operating Environment
Consider ambient temperature, humidity, dust, vibration, and potential exposure to oil, water, or chemicals. These factors directly impact material selection and sealing design.
5. Customization & Future Expansion
Evaluate whether future system upgrades may require additional circuits, higher data rates, or integrated rotary unions. Choosing a customizable platform helps reduce redesign costs.
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Slip Ring & Rotary Union Frequently Asked Questions
A slip ring is an electromechanical device that transfers electrical power and signals from a stationary structure to a rotating one. It enables 360° continuous rotation without tangling wires.
A rotary union (or rotary joint) allows the transfer of fluids (air, water, oil, etc.) from stationary pipes to rotating equipment while maintaining a secure, leak-free seal.
Slip rings transmit electrical signals or power; rotary unions transmit fluids or gases. Some hybrid models combine both
Yes. JARCH offers hybrid slip rings that integrate electric, signal, pneumatic, and hydraulic channels in a single compact design
Absolutely. Over 80% of our products are custom-made based on customer requirements like voltage, current, RPM, number of channels, connectors, and environmental conditions.
Standard lead time is 1–3 weeks depending on complexity. We also offer expedited services for urgent orders.