Asiantool A1HH NM Single Conductor

Description

The A1HH NM is built for durability and power stability. While traditional slip rings rely on sliding carbon brushes that create friction, heat, and electrical “noise,” this model uses a pool of liquid metal to ensure 100% surface contact at all times.

This results in an incredibly low and stable contact resistance (< 1 mΩ), which prevents the heat buildup and signal degradation typically seen in mechanical contact systems. Because it is a single-conductor unit, it is frequently used as a primary power feed or high-current grounding path where the return circuit is handled separately.

Brand

Asiantool

Asiantool’s slip rings (rotating electrical connectors) utilize special insulation, sealing, and conductive technologies. In the first three to four years of our company’s establishment, we worked in the direction of developing multi conductor models for A8H, A6H, A4H and other relevant models. At the same time, our company’s research and development team has also developed a single conductor model for theelectrical plating of 250A-A1H25S. Now, we have upgraded the product quality and introduced multi conductor models for up to 14 poles of A1430 and single heavy current conductor models up to 7500 A. for mass production.

Features

Liquid Metal Technology: Ensures an ultra-stable connection with zero maintenance, as there are no brushes to wear down or replace.
Eco-Friendly (Non-Mercury): Uses Gallium alloy, ensuring the device is RoHS compliant and safe for use in food processing, medical, and cleanroom environments.
Minimal Electrical Noise: The liquid interface ensures a stable electrical path, crucial for sensitive data or high-frequency carrier signals transmitted over power lines.
High Rotation Speed: Optimized for continuous high-speed rotation, typically reaching up to 1200 RPM.
Low Rotating Torque: Minimal internal friction allows for smooth rotation and less stress on small drive motors.
Compact Power Solution: Delivers significant amperage in a very small footprint compared to traditional brush-type slip rings.

Specifications

Feature	Specification
Conductor Poles	1
Current Rating	30A – 65A (Model dependent)
Voltage (AC/DC)	250V / 500V (Insulation dependent)
Max. Rotation Speed	1200 RPM
Operating Temp.	+8°C to +80°C
Contact Resistance	< 1 mΩ
Insulation Resistance	> 25 MΩ
Housing Material	Stainless Steel / Aluminum Alloy

Applications

Heated Rollers: Providing power to rotating heaters in laminating and printing machines.
Packaging Machinery: Powering rotating sealing bars or cutting blades.
High-Speed Spindles: Delivering power or grounding to rotating tool heads.
Rotary Signage: Delivering power to rotating LED displays or motorized signs.
Electro-Mechanical Systems: Providing a reliable power path for high-speed rotating carousels.