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Electromagnetic Brakes

by Warner Electric

Pre-assembled on/off dry failsafe electromagnetic brakes for pitch or yaw motor brakes on wind turbines.

PK35, PK60, PK100

  • Up to 37 Nm I Multi-step braking versions available
  • Hand release & IP67 protection on request 



  • Torque according to disc diameter and number of calipers
  • Floating magnet and fixed disc
  • EC 95/16 certified l Hand release equipped
  • Over excitation (dual voltage)
  • Micro-switch equipped (IP66)
  • Equipped with airgap adjustment screws


Altra Renewable Energy is your access to a uniquely wide range of products and services. Having consolidated five brands, within the Altra Motion Group, we offer a comprehensive portfolio from individual components to complete solutions. 

Product brochure
Please click here to access our the brochure in different language versions.

Animated introduction to our product range for Wind Turbines.
Visit our Film Resource Center for a further introduction to our product range.

Renewable Energy Solutions


DESIGN SERVICES is the starting point of the process ensuring that your braking solution is just right for your specific operation.

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PRODUCTS covers our wide range of solutions for your operation. Our extensive testing and product quality is second to none.

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SUPPLY CHAIN SERVICES allows us to meet your needs no matter what they are – and no matter where you are.

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AFTER SALES SUPPORT is your guarantee that we will never let your operation out of mind or sight. We deliver way beyond products.

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