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LINEAR ACTUATORS This Duff-Norton product line of actuators features load capacities ranging from 27 pounds to 25 Tons, gear or belt driven, acme screw and ball screw systems with various AC and DC input voltages. Duff-Norton Linear Actuators are specially designed for a variety of commercial and industrial applications. These actuators are used for opening and closing, tilting and pivoting, lifting and lowering and positioning. Applications include gates, dampers, oven and processing tank doors, antennas, orthopedic tables and other medical equipment, ergonomic furniture, and agricultural equipment, etc. Custom designs are also available for special applications. Linear Actuators are now being used in place of pneumatics and hydraulics when high maintenance and environmental problems (leaking hydraulic oil) are a concern.

450 to 675 lbs
(2,000 to 3,000 N)

.15 to .26 in/s
(3.8 to 6.6 mm/s)

12 VDC or 115 VAC
4,8,12 and 24 in
(101,203,304 and 609 mm)

Features & Benefits
  • Loading: tension (pull) or compression (push) a rated load
  • AC motor thermal protection to prevent over heating
  • Internal limit switches - Adjustable
  • On-board capacitor for AC models
  • Die cast aluminum housing for strength
  • Steel translating tube and outer tube
  • Self locking acme screw to prevent back driving
  • CE compliant and UL recognized
  • Custom models available