High Force Linear Actuators
High force linear actuators convert rotary motor motion into powerful linear movement for lifting, pushing, pulling, positioning, and automation applications. These actuator systems are commonly used in factory automation, robotics, semiconductor equipment, material handling, and custom OEM machinery where controlled thrust and repeatable motion are required.
What Is a High Force Linear Actuator?
A high force linear actuator is an electromechanical device designed to generate substantial linear thrust while maintaining controlled motion, speed, and positioning. Instead of relying on hydraulic fluid or compressed air, electric linear actuators use a motor paired with a mechanical drive system, such as a lead screw or ball screw, to convert rotary motion into linear travel.
High force linear actuators are used when an application needs controlled pushing, pulling, lifting, pressing, clamping, or positioning with repeatable performance. They are commonly found in industrial automation, robotics, packaging equipment, semiconductor machinery, laboratory automation, medical devices, and custom OEM systems.
The force capability of a linear actuator depends on the motor size, screw diameter, screw lead, screw efficiency, travel length, duty cycle, mounting orientation, and system voltage. Selecting the right actuator requires balancing thrust, speed, stroke, accuracy, and available space within the machine design.
DINGS Options for High Force Linear Motion
NEMA 34 Lead Screw Linear Actuators
DINGS' NEMA 34 lead screw linear actuators provide the highest-force standard actuator platform in our lead screw linear actuator product line and are suited for pushing, lifting, positioning, and automation applications requiring substantial thrust.
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Custom BLDC + Ball Screw Systems
For applications requiring higher speeds, integrated controls, unique mechanical packaging, or a custom actuator assembly, DINGS can review brushless DC motor and ball screw integration as a custom project.
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Ball Screw Assemblies
Ball screw assemblies offer high efficiency, smooth linear motion, and strong load handling capability. Engineers frequently use ball screws when designing custom high force actuator systems or compact linear motion assemblies.
Explore Ball Screw Assemblies →How to Select a High Force Linear Actuator
The best high force linear actuator depends on more than force alone. Before selecting a standard actuator or requesting a custom design review, gather the core application requirements below.
| Requirement | Why It Matters | What to Provide |
|---|---|---|
| Required Force | Determines whether the actuator can safely move, lift, push, pull, or hold the load. | Force in N, kN, lb, or kg load |
| Stroke Length | Affects screw length, critical speed, mounting, mechanical stability, and available actuator options. | Total travel in mm or inches |
| Speed | Higher force and higher speed together may require a different screw lead, motor size, or custom review. | Desired linear speed |
| Mounting Orientation | Vertical lifting applications require additional review for load holding, backdriving risk, and safety factor. | Horizontal, vertical, incline, push, pull, or lift |
| Duty Cycle | Frequent or continuous motion can increase heat and affect motor, screw, and nut life. | Cycles per minute/hour and move profile |
| Accuracy & Repeatability | Lead screw and ball screw systems behave differently depending on efficiency, backlash, and control needs. | Target position accuracy and repeatability |
Electric High Force Actuators vs Hydraulic or Pneumatic Cylinders
Many engineers researching high force linear actuators are comparing electric actuator systems with hydraulic or pneumatic cylinders. Electric linear motion is often preferred when the application requires cleaner operation, controlled positioning, repeatable motion, and easier integration with electronic control systems.
| Consideration | Hydraulic / Pneumatic Cylinders | Electric Linear Actuators |
|---|---|---|
| Motion Control | Often requires valves, sensors, regulators, or added control hardware. | Motor-driven motion can support precise speed, position, and travel control. |
| Maintenance | May require fluid, hoses, seals, pumps, compressors, and leak prevention. | Electromechanical systems reduce the need for fluid power infrastructure. |
| Clean Operation | Fluid or air systems can be challenging in clean or controlled environments. | Often better suited for medical, laboratory, semiconductor, and clean automation equipment. |
| Position Feedback | Usually requires additional components for closed-loop positioning. | Can be paired with motor control, encoders, sensors, or system-level feedback. |
| Best Fit | Very heavy force, rugged cylinder motion, or simple extend/retract applications. | Controlled high force motion where precision, cleanliness, and integration matter. |
Common Applications for High Force Linear Actuators
Vertical Lift & Positioning
Controlled lifting, height adjustment, Z-axis motion, and load positioning where thrust and repeatability are important.
Factory Automation
Pressing, clamping, pushing, indexing, and compact machine automation requiring controlled linear movement.
OEM Equipment
Custom machines where the actuator must fit within defined packaging, wiring, control, mounting, and duty cycle limits.
Related Linear Motion Resources
Need Help Selecting a High Force Linear Actuator?
Whether you're lifting, pushing, positioning, or automating a system, DINGS' Motion USA can help identify the right lead screw actuator, ball screw assembly, or custom motion solution for your application.