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Electric Outriggers and Stabiliser Legs for Machinery

Swing stabiliser legs down and back up electrically — a sealed rotary drive at the leg pivot, the same torque both ways, and no hydraulic circuit to run out to each corner of the machine.

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Evaluation unit A$4,950, credited in full against your first order of 10 or more. About 2 months lead time.

Stabiliser legs and outriggers

Why it works electric

Slow, simple, heavy

A stabiliser leg moves once at the start of the job and once at the end. That is exactly the slow, heavy, occasional duty an electric rotary drive is built for.

No hoses to the corners

Legs sit at the extremities of a machine — the longest, most exposed hose runs on it. An electric leg needs a cable, not a hydraulic circuit.

Deploys and stows with equal force

A cylinder is weaker on its retract stroke. The RG600 is just as strong lifting a leg back up as pushing it down.

Ready for automation

The motor controller knows the leg's position, so deploy, level and stow can be automatic.

Sizing it

Worked example: a swing-down leg lifting its corner

  1. The leg presses its corner of the machine up off the tyres: 1,000 kg on the foot.
  2. The foot sits 0.6 m out (horizontally) from the leg's pivot.
  3. Torque = 1,000 kg × 9.81 × 0.6 m = 5,886 Nm.
  4. It swings down 90° in 10 seconds = 9°/s — the standard 1,600:1 ratio (up to about 9.4°/s) covers it.
One RG600, just inside its 6,000 Nm continuous rating. Once the leg is down, design the machine's weight to go through the leg and its pivot pin or a lock, and let the drive position and hold it.
Run your own numbers

Where it doesn't fit

The RG600 turns, so it suits legs that swing down from a pivot. Legs that jack straight down are a job for a linear actuator, not a rotary one.

Questions

FAQ

Are electric outriggers available?

Hydraulic legs are still the norm. An electric rotary drive at the pivot of a swing-down leg is a straightforward way to take them electric, especially on battery-powered machines with no other hydraulics.

How do I work out the torque for a stabiliser leg?

Take the load on the foot (in kg) × 9.81 × the horizontal distance from the leg's pivot to the foot. Do it at the worst angle — usually just as the foot meets the ground.

Send us the joint

Tell us what it moves, the torque and speed, and how often it runs. We'll come back with the ratio, motor and pricing — no drawings needed to start. The RG600 is rated to 6,000 Nm continuous with 10,000 Nm max for shock and peak loads.

Get a free spec