When hauling logs up steep slopes using a tower yarder with a skyline carriage, you need high torque brakes that can hold tension on the cables.  PT Tech’s expertise and proven history of providing solutions for the toughest braking conditions is just what you need.  Look at our NBE and MCB brakes as examples of products that can be configured to meet your needs.  Need a custom gearbox or reducer?  We do that too.  PT Tech is a valued partner in optimizing your equipment drivetrain.

HPTO® Diesel Engine Clutches

PT Tech manufactures two HPTO® families commonly called DRY and WET clutches. HPTO® DRY clutches have their disc packs operate in a dry (oil free) environment, whereas the HPTO® WET clutches have their disc pack operate in a wet (oil soaked) environment

Torque Limiters

PT Tech is known as the world’s leading expert in Torque Limiters. Since 1978, PT Tech has led the charge in torque limiting research, testing, and products for extreme machines in: tunnel boring, mining, recycling, off-highway, steel, and the wind industry.

NBE & VFDB Brake Series

NBE & VFDB brakes are designed to operate in dynamic situations. Existing motor brakes are designed as holding brakes, to be applied when the VFD has brought the motor to zero rpm. Their friction material is specifically formulated to have a high static friction coefficient.

MCB Brakes

Our hydraulic service brakes are designed for use on off highway vehicles, extending our application coverage. Design to brake equipment ranging in weight up to 33,000 kg with multiple caliper per wheel configuration.