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Home > Electrical Equipment > Slip Rings > OD7.9mm Miniature Electrical Slip Ring | 1A, 4/6/8/12 Wires

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OD 7.9mm Miniature Electrical Slip Ring | 1A, 4/6/8/12 Wires

Name: OD 7.9mm Miniature Electrical Slip Ring | 1A, 4/6/8/12 Wires
Brand: GoodProx - Industrial Automation Products Online Store & Solution
SKU: GP-SR-OD79
Price: 69.76 USD
Availability: InStock
Rating: 5 (1 reviews)

SKU: GP-SR-OD79

GoodProx OD7.9mm miniature electrical slip ring features an ultra-compact design with 4–12 wires & 1A per circuit.
This micro slip ring uses gold-gold contacts and low-torque structure.
Perfect for small robotics, precision instruments and space-limited rotating equipment.

$69.76

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Overview
Documents
FAQ

Features

Ultra-Compact Design: OD7.9mm miniature slip ring, for small and medium-sized devices.
Technical Reliability: Gold-gold contact technology ensures stable performance with <0.05N·m torque.
Fully Customizable: Configurable from 4 to 12 wires (1A/wire); standard models in stock, specs and length adjustable.
Seamless Integration: Capsule slip ring, direct-wire installation for rapid deployment.

Specification

Mechanical

SKU	GP-SR-OD79
Rotating Speed	150RPM
Working Temp.	-30℃ ~ 80℃
Working Humidity	0~85%RH
Contact Material	Gold-gold
Housing Material	Stainless Steel
Torque	0.05N.m (+0.01N.m / 6 circuits)
Working Life	10 millions for ref (depends on working conditions)
IP Grade	IP51

Electrical

Rated Voltage	0~240VAC/VDC
Insulation Resistance	≥300MΩ/300VDC
Lead Wire Spec.	AWG30#teflon, silver plated
Lead Wire Length	Standard 150~200mm (can be customized)
Dielectric Strength	300VAC@50Hz, 60s
Electrical Noise	＜0.01Ω

Model List

Model	Wires No.	Max Current / Wire	Length (mm)
GP-MOD79-04	4	1A	11.8
GP-MOD79-06	6	1A	11.8
GP-MOD79-08	8	1A	11.8
GP-MOD79-12	12	1A	17.6
Customization	Contact us	Contact us	Contact us

Dimension Drawing

Color Code of Wire

ring #	1	2	3	4	5	6	7	8	9	10	11	12
Color	BLK	BRN	RED	ORG	YEL	GRN	BLU	PUR	GRY	WHT	PINK	LGT BLU

Applications

This OD7.9mm micro slip ring is widely used in:

Micro robotics & small automated systems.
Medical instruments & portable precision devices.
Miniature sensors & CCTV cameras.
Handheld rotating equipment & small testing devices.
Space-limited electrical rotary transmission applications.

Customized Service
The following parameters can be customized:

1. Number of wires (wire count), outer diameter size, current, voltage, rotor speed, etc.

2. Combined transmission of video, USB, HDMI, fiber optic, radio frequency, Ethernet, etc. signals.

3. Combined passage of gases, liquids, etc. media.

Contact us:

Catalog - GoodProx M Series Slip Rings.pdf

Electrical Slip Ring FAQ

What is an electrical slip ring? What is its primary function? +

An electrical slip ring, also known as a rotary electrical joint or conductive slip ring, is a precision electromechanical component. Its primary function is to transmit power, electrical signals, or data between the stationary and rotating parts of a machine, enabling 360-degree continuous and unlimited rotation to prevent wire winding.

What are the key parameters to consider when selecting a slip ring? +

Key selection parameters include: Outer Diameter (OD), number of circuits (wires), current/voltage per circuit, rotational speed, torque, working life, IP Rating, operating temperature range, and contact material (e.g., gold-to-gold). Product documents typically provide detailed specification tables for these.

What are the differences among miniature, capsule, and through-bore slip rings? Where are they mainly used? +

Miniature slip rings refer to compact types with very small outer diameters for highly space-constrained devices. Capsule slip rings often have a flange on one end for easy mounting. Through-bore slip rings have a hollow center allowing a mechanical shaft to pass through. They are widely used in robotics, CCTV cameras, rotating displays, wind turbines, medical equipment, and automated production lines.

What should be noted during the installation and use of a slip ring? +

During installation, ensure the slip ring is concentric with the rotating shaft and avoid subjecting it to excessive radial or axial load. Do not exceed its rated current, voltage, and rotational speed during operation. For long-term stable performance, avoid use in extreme environments with heavy dust, corrosive gases, or severe vibration unless the product is explicitly rated for such conditions.

Can you customize slip rings? What is the lead time? +

Yes, GoodProx offer customization services: