Slip Ring Manufacturer in China
Transfer power, analog/digital signals, and high-speed data through continuous rotation. Choose from proven standard series or work with our engineers on a custom slip ring for harsh environments, limited space, high current, or mixed-signal requirements.
Standard series + custom design support
Mixed circuits: power + signal + data (Ethernet/USB/CAN/RS-485)
Electrical testing + validation options before shipment
ISO 9001:2015 Certified · Typical samples in 7–14 days · Production lead time 3–4 weeks (project-dependent)
Choose the Right Slip Ring Type
Below is a quick guide. If you’re unsure, send your requirements and we’ll recommend a model.
| Your Priority | Recommended Type |
| Pass a shaft / large center hole | Through-Bore (Hollow Shaft) Slip Ring |
| Compact, low torque, limited space | Capsule Slip Ring |
| High current / rugged industrial use | High-Current / Heavy-Duty Slip Ring |
| Combine power + Ethernet/USB/CAN | Mixed-Signal Slip Ring |
| High speed, low noise, long life | Fiber Brush / Precious Metal Contact (project-dependent) |
| Waterproof / dusty environments | Sealed / IP-rated Slip Ring (options) |
| Add pneumatics/hydraulics | Slip Ring + Rotary Union (integrated) |
| Optical channels | Slip Ring + FORJ (Fiber Optic Rotary Joint) |
Slip Rings We Have Manufactured
Buying directly from the XDC factory means competitive pricing and rapid prototyping. We offer a comprehensive range of electrical rotary joints designed to meet the rigorous demands of global markets.
Through-Bore Series
Ideal for systems requiring a center pass-through (shafts, hoses, optical fibers, etc.). Common in automation, robotics, and rotating platforms.
Typical configuration options
Circuits: 2 to 96+ circuits
Current per circuit: 2A to 30A (standard), up to 100A+ (custom)
Voltage: 240VAC/DC to 600VAC/DC
Bore size: 12.7mm to 100mm+ (standard options)
Data protocols: Ethernet / RS-485 / CAN / encoder (model-dependent)
Miniature Capsule Series
Compact, lightweight design for tight spaces and low-to-medium power/signal needs.
Typical configuration options
Circuits: 2 to 56 circuits
Low torque options: available (model-dependent)
Signal + power mixing: supported (design-dependent)
High-Speed / Brushless Connectors
Engineered for stable data transmission with power/signal in one interface.
Supported data (project-dependent)
Industrial Ethernet
USB
CAN / CANopen
RS-485 / RS-232
Encoder signals
Heavy Duty / High Power Series
Designed for rugged industrial operation where high current and durability matter.
Typical configuration options
High current paths: 50A to 500A+ per channel
Thermal management: design-dependent
Sealing: optional (project-dependent)
Aluminum Alloy Standard Series
Rugged aluminum housing providing excellent durability and interference protection for general machinery.
Separate / Split Slip Rings
Rotor and stator are separated to fit into height-restricted spaces. Designed for precision instruments and gyroscopes.
Robotics & Automation Rings
Specialized slip rings designed for robot arms and packaging systems, ensuring stable power and signal transmission.
Custom OEM/ODM Solutions
Can’t find what you need? We engineer custom slip rings tailored to your specific size, circuit, and housing requirements.
What We Need to Quote Fast
To provide an accurate quote, please share any of the following:
Minimum (good enough to start):
Circuits needed (power/signal/data)
Current & voltage per circuit
Rotation speed (RPM) and duty cycle
Environment (temperature, IP expectation, vibration)
Mechanical constraints (OD/ID/length, mounting, cable exit)
Best (fastest & most accurate):
Drawing (PDF/DWG/STEP) or assembly envelope
Data protocol details (Ethernet/USB/CAN/encoder)
Target lifetime / maintenance expectation
Compliance needs (if any): CE, RoHS, REACH
Service promise:
We typically respond within 24 business hours after receiving complete requirements.
How We Build a Reliable Slip Ring
A reliable slip ring is built from contact system design + materials + process control + testing. Our typical workflow:
Requirement review & DFM — circuits, current, data, speed, environment
Contact system selection — brush/contact material matched to current, noise, and lifetime targets
Precision machining & insulation design — creepage/clearance, isolation, shielding (as needed)
Surface finishing / plating options — project-dependent for wear and signal stability
Assembly & cable routing — strain relief and sealing strategy
Electrical tests (standard) — continuity, insulation resistance, dielectric withstand (Hi-Pot)
Performance checks (as required) — contact resistance, signal integrity checks, noise evaluation, run-in
Validation options (project-dependent) — life test, vibration, temperature cycling, IP tests
If you need test reports, tell us your standard/spec and we’ll align the test plan accordingly.
Typical Slip Ring Applications by Industry
Industrial automation & robotics
• Rotary tables and indexers
• Packaging lines and pick-and-place systems
• Robot joints and grippers needing power and I/O over 360° rotation
• Rotary tables and indexers
• Packaging lines and pick-and-place systems
• Robot joints and grippers needing power and I/O over 360° rotation
Energy & power generation
• Wind turbine hubs and pitch control systems
• Cable reels on yard cranes and mining equipment
• Specialized alternator commutator and slip ring sets in custom generators
• Wind turbine hubs and pitch control systems
• Cable reels on yard cranes and mining equipment
• Specialized alternator commutator and slip ring sets in custom generators
Security & imaging
• PTZ CCTV cameras and domes
• Radar and tracking antennas
• Medical CT scanners and rotating imaging tables
• PTZ CCTV cameras and domes
• Radar and tracking antennas
• Medical CT scanners and rotating imaging tables
Marine, offshore & hazardous areas
• Subsea ROV tethers and winches
• Offshore cranes, carousels, and turret systems
• ATEX-rated mixers and bulk handling systems
• Subsea ROV tethers and winches
• Offshore cranes, carousels, and turret systems
• ATEX-rated mixers and bulk handling systems
Why Work with XDC
Engineering support
requirement review + model recommendation + custom design
Mixed circuits capability
power + signal + industrial data in one interface (design-dependent)
Testing
electrical safety tests and optional validation per your spec
Documentation
datasheet/CAD support for standard models (availability varies by series)
Communication
clear requirement checklist to reduce back-and-forth
Quality Control
100% outgoing inspection for continuity, Hi-Pot, and insulation resistance.
Contact Us for Slip Ring and Commutator Projects
Ready to specify a new slip ring or upgrade an existing alternator commutator system? XDC’s engineering team in China is ready to help.
- Send us your electrical requirements (current, voltage, circuits)
- Attach your mechanical drawing or rough slip ring diagram
- Let us know target quantities and delivery schedule
We will respond with a practical, cost-effective commutator and slip ring proposal tailored to your machinery.
Get in touch with XDC today and let our slip ring and commutator experts support your next rotating equipment project.
If you don’t have a drawing yet, just tell us circuits, current/voltage, RPM, and environment.
WhatApps
+86 17820674273
Address
Taixing Science and Technology Park, No. 3 Taixing Road, Dongguan City, Guangdong Province
Slip Ring FAQ
Yes, many designs support mixed circuits (power + Ethernet/USB/CAN). Feasibility depends on channel count, shielding needs, noise tolerance, and mechanical constraints.
Start with circuits, current/voltage, data protocol, RPM, environment, and space envelope. If you share these, we can recommend a standard model or propose a custom design.
Contact material, current density, RPM, duty cycle, environment (dust/moisture), and maintenance strategy all impact lifetime. Define your lifetime target so we can select the correct contact system.
Yes, sealing options are available. IP rating depends on housing design, cable exits, and installation method. Tell us your environment and cleaning process (if wash-down).
Yes for standard series (availability varies). For custom designs, we provide interface drawings and key specifications during the design review.
We can discuss designs for demanding environments. If certification is required, confirm the exact standard and scope early in the project.
Related Resource
At XDC, we share our deep insights into commutators, manufacturing processes, and industry experience on our blog. We invite you to explore these articles to learn more about our expertise.
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