Compact and powerful

---

The Chaservo DS20 is made from high-quality materials and has a robust design. The hardened steel gearbox is wear-resistant and ensures a long service life. 

The holding force of up to 26 kg at 8.4 V makes it possible to move even heavy loads effortlessly. The turning speed of 0.08 seconds at 8.4 V is also very good.

The Chaservo DS20 is suitable for a wide range of applications. It is ideal for RC vehicles, airplanes, boats and other models that require high performance and precision.

Specifications

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

Output Shaft Spline: 25T, 0.236 in (6 mm)

Position sensor: Potentiometer

Motor: Coreless DC

Ball Bearing: 2 x Ball Bearing

Working Frequency: 1520µs/333Hz

Pulse Range: 1520µs/333Hz

Programmable: Yes

Case Material: High Quality Technopolymer and Aluminium

Gear Set Material: Metal gear

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)

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°

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)

max. Current:

max. Current @ 6.0V: 5.82 A

max. Current @ 7.4V: 6.25 A

max. Current @ 8.4V: 6.45 A

Technical data: 
CAD data (vertical):