The components behind every automated line.

Motion, control, sensing, and safety components for robotics teams and machine builders, with support from spec to quote.

Authorized Distributor

KingRobotX is an authorized U.S. distributor of ZeroErr eRob rotary actuators.

Highly integrated
High torque
High precision
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Components, Control and Precision

Browse by category, or send us a part number for a quote.

Why KingRobotX

Why work with us

Applications support

Get help cross-referencing part numbers or sizing a system before you order.

Genuine parts

Every component is sourced through authorized supplier channels.

Straightforward pricing

Clear quotes with no hidden fees.

Personal service

A small team that responds directly — not a call center.

Have a part number or spec sheet?

Send it over and we'll follow up with a quote.

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