20 mm 26 kg DS – Servo
The Chaservo DS20 is an extremely robust 20mm standard servo with impressive performance characteristics. With a holding force of up to 26 kg at 8.4V, the first standard servo in the DS series is positioned right at the top end of its performance class.
 
Dimensions
1.57 x 0.78 x 1.49 in (40 x 20 x 38 mm)
Weight
2.25 oz (64 g)
Rated Voltage
DC 7.4V
Voltage Range
DC 4.0 – 9.0V
Ball Bearing
2 x Ball Bearing
Position sensor
Potentiometer
Motor
Coreless DC
Working Frequency
1520µs/333Hz
Pulse Range
900µs-2100µs
Programmable
Ja
Output Shaft Spline
25T, 0.236 in (6 mm)
Material
Case Material
High Quality Technopolymer and Aluminium
Gear Set Material
Metallgetriebe
Holding Torque
Holding Torque @ 6.0V
227.75 oz·in (20.0 kg·cm)
Holding Torque @ 7.4V
333.29 oz·in (24.0 kg·cm)
Holding Torque @ 8.4V
361.07 oz·in (26.0 kg·cm)
Output Torque
Output Torque @ 6.0V
236.08 oz·in (17.0 kg·cm)
Output Torque @ 7.4V
20.4 kg·cm
Output Torque @ 8.4V
306.91 oz·in (22.1 kg·cm)
No-load Speed
No-load Speed @ 6.0V
0.11sec/60°
No-load Speed @ 7.4V
0.09sec/60°
No-load Speed @ 8.4V
0.08sec/60°