1.Core components:

Features:
Tiny and Precise
Outer diameter: 70mm
Length: 81.1mm
Weight: 0.8kg
Max.Torque: 13.5N·m
Backlash: 20/10arcsec
Motor driver built-in / Brake built-in
Sensor built-in
2.Parameters of Servo Rotary Actuator:
| Gear Ratio | Peak Torque (N.m)  | Max Allowable Torque At average Load (N.m)  | Rated Torque @ 2000RPM (N.m) | Peak Speed | Rated Speed (With 1/2 Rated Torque) (RPM)  | Gear Backlash (arcsec)  | 
| 51:1 | 23N.m | 8.6N.m | 6.6N.m | 97rpm | 75rpm | 20arcsec | 
| 81:1 | 29N.m | 13.5N.m | 9.6N.m | 61rpm | 46rpm | 20arcsec | 
| 101:1 | 34N.m | 13.5N.m | 9.6N.m | 49rpm | 37rpm | 10arcsec | 
| Rated power (W)  | Supply Voltage (V)  | Max Continuous Current (A)  | Rated Current (A)  | Resistance (Ω)  | Encoder Resolution (bit) | Communication Bus | 
| 150W | 24~48V | 5A | 3.6A | 0.47Ω | 17bit | CAN | 
| Torque Constant (N.m/A) | Inductance (mH)  | Number of Pole-pairs | Hollow Shaft (mm)  | Length (mm)  | Mass (Kg)  | Inertia (g * cm2)  | 
| 0.089N.m/A | 0.215mH | 10 | 12A | 81.1±0.5 mm | 0.8Kg | 147g * cm2 | 
3.Mounting dimensions:

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