Backlash under 3 arc-min high precision planetary gearbox

Ultra low backlash ≤3 arcmin planetary gearbox for servo motors,

high rigidity & 97% efficiency, ideal for robotics,

CNCsemiconductor precision positioning.

Searching for a backlash under 3 arc-min high precision

planetary gearbox to eliminate positioning deviation?

Our helical planetary reducer adopts ISO 4 ground gears and preloaded assembly,

controlling backlash strictly within 3 arc minutes for zero lost motion in repeated indexing.

Crafted from carburized alloy steel, it delivers high torque density, single-stage efficiency up to 97%,

low noise and IP65 sealed housing. Fully compatible with all mainstream servo motors,

covering 40–220mm frame sizes and 3:1–100:1 ratios.

Perfect for industrial robot joints, CNC machine tools,

3C automation and semiconductor equipment.

Long service life with lifetime synthetic grease lubrication,

cutting your maintenance cost drastically. Custom flange and ratio support available for OEM projects.

high precision planetary gearbox