EFDYN Rotary Dampers
EFDYN Rotary Dampers

Rotary dampers and rotary dashpots are used for speed control, shock absorption, slipping drives, mechanical delays and much more.
Fixed rate and adjustable models
Available rate: .004 to 35,400 in-lb/rad/sec
Continuous rotation and limited rotation models
Zinc and aluminum alloy bodies
Most durable units on market

Continuous Rotation Dampers
Efdyn’s continuous rotation dampers and dashpots are used to dampen drives, control speed, and many other applications. These rotary dampers are the most rugged and durable units on the market. Efdyn viscous dampers are available in either fixed rate or adjustable models.
Fixed rate and adjustable models
Available rate: .004 to 400 in-lb/rad/sec
Zinc and aluminum alloy bodies
Most durable units on market

Limited Rotation Dampers
Efdyn’s limited rotation dampers and dashpots are used to dampen drives, control speed, and many other applications. These dampers are the most rugged and durable units on the market. Efdyn viscous dampers are available in either fixed rate or adjustable models. Fixed rate models are either double damping, free-clockwise or free-counter clockwise.
Fixed rate and adjustable models
Available rate: .8 – 35,400 in-lb/rad/sec
Zinc and aluminum alloy bodies
Most durable units on market
60°, 215°, 220° or 240° angle of travel