Servobox SR 1-Stage High-Precision Planetary Gearbox

The Servobox SR 1-Stage is a high-precision planetary servo gearbox designed for low-ratio applications requiring high efficiency and minimal backlash. It supports reduction ratios from 2 to 9 with efficiency ≥97% and backlash ≤6 arcmin. Rated for 3000 rpm input (6000 rpm max), it features IP65 protection, synthetic grease lubrication, and mounting in any orientation.

Technical Specifications

• Type: 1-Stage planetary servo gearbox

• Ratios: 2, 3, 4, 6, 9

• Efficiency: ≥97%

• Backlash: ≤6 arcmin

• Rated input speed (n1N): 3000 rpm

• Max input speed (n1B): 6000 rpm

• Nominal torque (T2N): 68–271 Nm (depending on size/ratio)

• Acceleration torque: 1.5× nominal torque

• Emergency stop torque: 3× nominal torque

• Max radial load: up to 7200 N

• Max axial load: up to 3600 N

• Torsional rigidity: 10–27 Nm/arcmin

• Protection rating: IP65

• Operating temperature: −25 °C to +90 °C

• Lubrication: Synthetic grease

• Mounting: Any orientation

• Service life: >30,000 h (S5), >15,000 h (S1)

• Sizes: 82 / 100 / 132

• Weight: 2.5–8.9 kg depending on size