Asiantool A3H (3-Pole, 30A/pole)

Asiantool A3H Mercury Slipring has 3 channels of 30 Amps. It is a small-scale product.

• It provides space advantage in your designs.
• Can also achieve high rotation speeds.
• It has a long working life.

Equivalent products:

• Mercotac 330
• MLTECH M3

Technical Specifications
Product Name	Asiantool A3H Rotary Electrical Connector (REC)
Channels x Rated Current	3×30A
Rated Voltage, max	250VAC
Operating Temperature	-30 °C to 60 °C
Maximum Speed	1200 rpm
Insulation Resistance	>25 MΩ
Rotation Torque	200 gm-cm

ASIANTOOL A3H

They have low internal resistance and usually have pin connections. However, they can also be produced with optional wires if desired.

• Since they use mercury transmission, their working principles differ from conventional slip rings.
• Products like Asiantool A3H can last a long time and reduce maintenance costs.
• The liquid protects the contact interface during rotation, ensuring up to 2 billion cycles of service life.
• They maintain high-quality signal transmission, even at high rotational speeds.
• Mercury ensures low contact resistance and minimal electrical noise.

Mercury Slipring Usage Areas

• Packaging Machines
• Military Vehicles
• Cable Drums
• Wind Turbines
• Textile Machinery
• Robot Arms
• Turntables / Rotary Tables
• Welding Machines
• Laminating Machines
• Heated Rollers
• Cable Reels
• Robot Applications
• Thermocouples and Strain Gauges
• Remote Video Control
• Semiconductor Production Tools
• VFD Motor Shaft Grounding
• Rotary Laser (LIDAR)

The Benefits of Mercury Slipring

• Increased reliability and extended working life
• Extremely low electrical noise
• Resistance below 1 milliohm
• Supports both low voltage signals and high power
• Maintenance-free operation

Moreover, the most used mercury slipring brands:
Asiantool	MLTECH	MERCOTAC

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