Pittsburgh, PA — Humanoid Joint Actuators
Actuators engineered for humanoid joints.
BLDC + harmonic drive + FOC stack. 42 Nm/kg peak torque density. ROS 2 native. Ships from Pittsburgh.
42
Nm/kg
Peak Torque Density
0.08
Nm
Cogging Torque (RMS)
19-bit
CPR
Encoder Resolution
400
Hz
FOC Control Bandwidth
IP67
Environmental Rating (TK-480)
Product Family
Three actuators. One motion stack.
Motion Control Stack
From encoder signal to joint torque command in one stack.
FOC firmware running on STM32 at 400 Hz. ROS 2 / micro-ROS node included. MoveIt 2 compatible. EtherCAT and CANopen on the same board. No middleware porting required.
Explore Motion Stack
Applications
Who builds with Tendonkindle
Humanoid OEMs
Joint actuator supply from knee to shoulder. Torque density and backdrivability specs on request.
University Labs
ROS 2 examples, open URDF models, and academic lab pricing. Evaluation kit includes URDF, SRDF, and quickstart guide.
Exoskeleton Builders
Force-reflection and impedance tuning APIs. Human-in-loop safe backdrivability.
Advanced Mfg R&D
Precision assembly arms. Collaborative robot retooling. Payload-to-weight > 3:1.
Integration-ready out of the box
ROS 2 / micro-ROS
EtherCAT / CANopen
MoveIt 2 SRDF included