WanNa Robotics debuts NOVA21, a 21-DoF direct-drive dexterous hand

WanNa Robotics unveiled NOVA21, a 21-degree-of-freedom dexterous hand for research labs and robot developers, at the 2026 Hong Kong Autumn Electronics Fair. It delivers at least 20 N per fingertip and 200 N four-finger grip force, with 16 force sensors and RS485/CAN-FD plus EtherCAT/TCP-IP interfaces.

• 21 DoF: five in the thumb and four in each of the other fingers
• Fingertip force of at least 20 N, four-finger grip force of at least 200 N
• 16 force sensors: 0–25 N range, 0.1 N tactile resolution
• Fingertip repeatability of ±0.2 mm, finger curl speed of 520°/s