Custom Solutions

Slip Rings for Mobile Solutions

We strive to become even larger within our business, to provide you with the very best on todays market. Penlinks main focus lays on reliability, cost-effectiveness and high quality in our services, making sure that we meet and exceed your expectations.

Slip Rings for mobile applications needs to have high IP-rating as many applications deal with dusty and wet environments. Our products can be modified to meet your requirements, we know it's important to minimize downtime that why we bring you the very best on the market when it comes to slip ring design and manufacturing!


Get in touch with us to start your next mobile solution project!

Slip Ring for Excavators

Superior performance under harsh operating conditions including high vibration


Penlink offers solutions that handle high shock and vibration, perfect for mobile applications and harsh environments. We supply both hydraulic and electrical swivels. Our custom made electrical slip rings offer a wide range of power and data signals  (CAN Bus, DeviceNET, Ethernet, EtherCAT, PROFIBUS, PROFINET and other protocols on request).

Our slip ring design, allows increased number of rings, meaning more circuits in the same space and a direct 1:1 replacement.


Technical Specifications

  • Temp. Range: -40°C to 85°C
  • Max. Operating Speed: 100 rpm
  • Hollow Shaft: None
  • Voltage: 100 VAC
  • Current: 2A + 20 A
  • No. Of Rings: 70-96

Slip Rings for Mining & Drillig Equipment

Designed to function in extreme mining environments, our electrical slip ring units are used around the world in different mining applications


We also combined these rotary solutions with optical/electrical slip ring for signal and power. Optical solutions are often combined with remotely operated tools where cameras are monitoring the work process. 

Did you know we supply cable reels for optical and electrical cables? If required we can also combine it with hydraulic hoses and rotary unions.


Technical Specifications

  • Temp. Range: -40°C to 85°C
  • Max. Operating Speed: 1000 rpm
  • Hollow Shaft: Ø20-50 mm
  • Voltage: 600 VAC
  • Current: 2A + 15A
  • No. Of Rings: 6-48

Slip Rings for Mobile Cranes

Mobile excavators, forest machines and cranes are equipped with different tools, that allow rotation over 360° in a rotator


Penlink works with leading OEM manufacturers of different rotators and supplies both hydraulic and electricals swivels. With the increasing demands of safety and monitoring, these equipment needs high data transfer. Penlink has a wide range of compact slip rings, that are developed for different rotators, and we can custom make these products to fit your applications.


Technical Specifications

  • Temp. Range: -40°C to 85°C
  • Max. Operating Speed: 250 rpm
  • Hollow Shaft: None
  • Voltage: 240 VAC
  • Current: 2A + 6A
  • No. Of Rings: 12-24

Application Notes

Our application note showcases our products in relevant context to make it easier for you to understand why our products are the best on the market. Not only do we offer standard solution, we have modified and customized solutions for you to order.


Click here for our Application Notes