Humanoid

Boardwalk Robotics Alex

by Boardwalk Robotics

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Overview Specifications Ecosystem

About Boardwalk Robotics Alex

Boardwalk Robotics Alex is an anthropomorphic platform for developing object manipulation.

Manufacturer

🏢

Boardwalk Robotics

Key Specifications

Status

ACTIVE

Category

Humanoid

Component BC-M20-68T / Gear ratio

20:1

Component BC-S19-60T / Gear ratio

19:1

Component BS-L20-85T / Gear ratio

20:1

Component BC-M20-68T / Peak torque

80 Nm

Component BC-S19-60T / Peak torque

20 Nm

Component BS-L20-85T / Peak torque

180 Nm

Component BC-M20-68T / Output speed

12 rad/s (At 48 V)

Component BC-S19-60T / Output speed

9 rad/s (At 48 V)

Component BS-L20-85T / Output speed

9 rad/s (At 48 V)

Boardwalk Alex: system / Joint speed

9 rad/s

Boardwalk Alex: system / Wrist range

300 °

Component BC-M20-68T / Housing length

82 mm

Component BC-S19-60T / Housing length

63.5 mm

Component BS-L20-85T / Housing length

107 mm

Boardwalk Alex: system / Actuator type

Backdrivable cycloidal

Component BC-M20-68T / Actuator weight

1100 g

Component BC-S19-60T / Actuator weight

520 g

Component BS-L20-85T / Actuator weight

2100 g

Boardwalk Alex: system / Software stack

IHMC

Component BC-M20-68T / Housing diameter

84 mm

Component BC-S19-60T / Housing diameter

63 mm

Component BS-L20-85T / Housing diameter

100 mm

Component BC-M20-68T / Continuous torque

21 Nm

Component BC-S19-60T / Continuous torque

9 Nm

Component BS-L20-85T / Continuous torque

49 Nm

Boardwalk Alex: system / Actuator network

EtherCAT

Boardwalk Alex: system / Stereo perception

RGBD

Boardwalk Alex: system / Backdriving torque

<1 Nm

Boardwalk Alex: system / Continuous payload

10 kg (Load application point not specified on the page)

Boardwalk Alex: upper-body platform / Neck DoF

2 DoF

Boardwalk Alex: upper-body platform / IMU count

11 pcs

Boardwalk Alex: upper-body platform / IMU model

TDK ICM-42688-P

Boardwalk Alex: upper-body platform / Spine DoF

3 DoF

Boardwalk Alex: upper-body platform / DoF per arm

7 DoF

Boardwalk Alex: upper-body platform / Camera model

Zed Mini

Boardwalk Alex: upper-body platform / Depth cameras

2 pcs

Boardwalk Alex: upper-body platform / End-effectors

Selectable grippers (Psyonic,Sake,Barrett and others)

Boardwalk Alex: system / Actuator efficiency as stated

+93 %

Boardwalk Alex: upper-body platform / Degrees of freedom

19 DoF

Boardwalk Alex: upper-body platform / Lower-body architecture

Lower-body platform agnostic

Verified ecosystem

Software and resources

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Official resources

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Official software

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Community projects

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Developers and contributors

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Verified activity

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Imported from the Unibot owner catalog · Not independently verified · Imported 2026-11-11 · Unibot source · Methodology