LS Series AC Linear Actuators
Compact AC Linear Actuators for Reliable Motion Control
CH Bull offers Duff Norton LS Series linear actuators for lifting, lowering and motion control applications requiring 450 to 675 lbs. of capacity. Powered by 115 VAC and available with multiple stroke lengths, LS Series actuators combine dependable performance with self-locking acme screw operation.

LS Series Linear Actuator Details
Duff Norton LS Series linear actuators are designed to handle rated loads in both tension and compression while providing controlled, backlash-free operation.
Performance & Capacity
- Capacity from 450 to 675 lbs.
- Speeds from 0.15 to 0.26 in/sec (3.8 to 6.6 mm/sec)
- Stroke options of 4, 8, 12 or 24 inches
- 115 VAC power
- Handles rated loads in tension or compression
- Self-locking acme screw prevents backlash
Construction & Configuration
- Die-cast aluminum housing
- Stainless steel translating tube
- Stainless steel outer tube
- Adjustable internal limit switch
- Onboard capacitor
Features & Protection
- Thermal protection helps prevent motor overheating
- Self-locking operation
- CE compliant
- UL recognized
How to Select the Right Linear Actuator
Choosing the right AC-powered linear actuator depends on the requirements of your application. Consider the following factors when evaluating your options.
Capacity & Travel
Determine how much force and movement your application requires.
- Capacity: force required to move and hold the load
- Travel: required distance or range of motion
Voltage & Speed
Match the actuator to your power supply and required operating speed.
- Voltage
- Required movement speed
Duty Cycle & Orientation
Consider how the actuator will operate within your system.
- Duty cycle: percentage of time the actuator is in motion
- Orientation: direction in which the actuator’s force is applied
Operating Environment
- Operating conditions
- Outdoor-use requirements
- Food-grade material requirements
Need help selecting the right model? CH Bull can help evaluate your application and recommend the appropriate linear actuator.
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Get the Right Linear Actuator for Your Application
CH Bull can help you select and configure the right Duff Norton LS Series linear actuator for your lifting, lowering and motion control needs.
