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Catalog-style humanoid robot actuator sourcing for prototypes, pilot builds, and OEM programs.

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[email protected]

Subject: Product Selection Inquiry - Humanoid Robot Actuators

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This inquiry starts from the catalog. Use the RFQ center to turn a broad shortlist into a candidate RFQ class, document request, and sample validation gate.

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+8618857971991

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Best for quick model-fit questions before a full RFQ email.

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© 2026 Humanoid Robot Actuators. All Rights Reserved.|Backed by Linkup Ai Co., Ltd. Manufacturing coordination, controlled documents, and quality records are handled through qualified project review.
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Custom Interface and Harness

Customization support for output flange, mounting pattern, hollow-shaft routing, connector position, cable length, and harness details after a catalog model is selected.

Start OEM RFQCompare OEM tracks
Best Fit For:For teams that have chosen a standard actuator family but need it to fit a specific robot joint shell and wiring architecture.
Hollow-shaft actuator interface and cable-through reference

Reference visual for selection context. Confirm controlled drawings, CAD path, and test records for shortlisted models.

Engineering Asset Status

Reference visuals, controlled records on request

Current site images are reference selection visuals for catalog navigation. They should not be treated as final factory photos, CAD drawings, test records, or lot-specific inspection documents. For shortlisted models, request the controlled packet tied to model code, drawing revision, test condition, and sample lot.

Request program records

Public now

Reference visuals, product-family routes, RFQ class matrices, and validation checklists for early selection.

Request before PO

Controlled datasheet, drawing or CAD path, torque-speed or thermal record, wiring notes, and sample or OQC evidence.

Not claimed publicly

Verified factory-floor photos, teardown images, and lot-specific test reports are not presented as public evidence until real project assets exist.

Capability Highlights

  • Mechanical and electrical interface adaptation after baseline model approval
  • Cable routing and connector review for compact humanoid joint packaging
  • Revision-controlled drawings and sample acceptance notes

Typical Engagement Scope

  • Custom humanoid actuator mounting
  • Cable-through joint integration
  • Prototype-to-pilot harness standardization

Execution Focus

  • Output flange, bolt circle, pilot diameter, datum, and bearing interface
  • Cable exit angle, connector type, harness length, shielding, and strain relief
  • Change control from initial sample to repeat pilot orders

Program Evaluation Matrix

Interface closure

Typical Range
Drawing and DFM dependent
Procurement Value
A mechanically strong actuator still fails the project if flange, connector, or cable routing is wrong.
Program MetricTypical RangeProcurement Value
Interface closureDrawing and DFM dependentA mechanically strong actuator still fails the project if flange, connector, or cable routing is wrong.

Qualification Records for This Track

Use these record types to turn the custom interface and harness page into a project-specific qualification packet. Controlled documents should be requested only after the candidate model and scope are clear.

Datasheet and model summary

When Needed
Early shortlist and internal design review.
What It Shows
Rated output, peak window, voltage, protocol, mass, interface assumptions, and operating limits.
Boundary
Treat it as a selection aid; final fit still depends on the buyer drawing and duty cycle.

Dimensional drawing or CAD path

When Needed
Before mechanical freeze or sample release.
What It Shows
Envelope, flange, bore, cable exit, connector space, and revision baseline.
Boundary
CAD / STEP availability depends on model family, OEM scope, and NDA status.

Sample inspection or test note

When Needed
Before accepting samples for pilot planning.
What It Shows
Evidence around the selected test priority: torque, backlash, temperature rise, noise, brake behavior, or force response.
Boundary
The useful test must be agreed by application; generic records may not answer the buyer risk.

Accessory and wiring note

When Needed
When a controller, encoder, brake, or harness is included.
What It Shows
Voltage, current limit, protocol, connector, pinout, firmware assumption, and safety behavior.
Boundary
Compatibility must be checked against the buyer controller and robot safety logic.

Packaging and shipment baseline

When Needed
Before sample, pilot, or repeat-order logistics.
What It Shows
Incoterm, destination, packing method, declared description, target ship date, and required export documents.
Boundary
Final delivery terms depend on confirmed commercial scope and destination requirements.
RecordWhen NeededWhat It ShowsBoundary
Datasheet and model summaryEarly shortlist and internal design review.Rated output, peak window, voltage, protocol, mass, interface assumptions, and operating limits.Treat it as a selection aid; final fit still depends on the buyer drawing and duty cycle.
Dimensional drawing or CAD pathBefore mechanical freeze or sample release.Envelope, flange, bore, cable exit, connector space, and revision baseline.CAD / STEP availability depends on model family, OEM scope, and NDA status.
Sample inspection or test noteBefore accepting samples for pilot planning.Evidence around the selected test priority: torque, backlash, temperature rise, noise, brake behavior, or force response.The useful test must be agreed by application; generic records may not answer the buyer risk.
Accessory and wiring noteWhen a controller, encoder, brake, or harness is included.Voltage, current limit, protocol, connector, pinout, firmware assumption, and safety behavior.Compatibility must be checked against the buyer controller and robot safety logic.
Packaging and shipment baselineBefore sample, pilot, or repeat-order logistics.Incoterm, destination, packing method, declared description, target ship date, and required export documents.Final delivery terms depend on confirmed commercial scope and destination requirements.

Controlled Document Request Path

OEM work usually needs deeper files than a public product page can expose. Use this path to align drawing access, CAD release, validation records, and repeat-order controls with the actual custom interface and harness scope.

RFQ-qualified engineering packet

Buyer Stage
Before sample quote
Required Input
Drawing revision, mechanical envelope, controller stack, and validation priority.
Release Boundary
Provided after the model path is clear; it may still exclude editable CAD or supplier-controlled internals.
Primary Use
Check whether a sample can be integrated and tested.

NDA-controlled CAD packet

Buyer Stage
Before mechanical freeze
Required Input
Confirmed candidate model, buyer entity, project scope, and NDA path if needed.
Release Boundary
Not an automatic website download; controlled files depend on model, OEM scope, and permission.
Primary Use
Let mechanical and electrical teams freeze interface assumptions.

Sample validation packet

Buyer Stage
Before pilot decision
Required Input
Accepted sample scope, test fixture context, pass / fail priority, and pilot quantity.
Release Boundary
Generic records may not answer the application risk; request the exact test that matters.
Primary Use
Decide whether accepted samples can move into pilot planning.

Pilot / repeat-order packet

Buyer Stage
Before repeat PO
Required Input
Approved revision, forecast cadence, shipment terms, and quality record expectation.
Release Boundary
Final content depends on commercial scope and agreed QC terms.
Primary Use
Prevent silent revision drift between sample, pilot, and repeat orders.
PacketBuyer StageRequired InputRelease BoundaryPrimary Use
RFQ-qualified engineering packetBefore sample quoteDrawing revision, mechanical envelope, controller stack, and validation priority.Provided after the model path is clear; it may still exclude editable CAD or supplier-controlled internals.Check whether a sample can be integrated and tested.
NDA-controlled CAD packetBefore mechanical freezeConfirmed candidate model, buyer entity, project scope, and NDA path if needed.Not an automatic website download; controlled files depend on model, OEM scope, and permission.Let mechanical and electrical teams freeze interface assumptions.
Sample validation packetBefore pilot decisionAccepted sample scope, test fixture context, pass / fail priority, and pilot quantity.Generic records may not answer the application risk; request the exact test that matters.Decide whether accepted samples can move into pilot planning.
Pilot / repeat-order packetBefore repeat POApproved revision, forecast cadence, shipment terms, and quality record expectation.Final content depends on commercial scope and agreed QC terms.Prevent silent revision drift between sample, pilot, and repeat orders.
Request OEM documents

RFQ Preparation Checklist

  1. Baseline actuator model or model family
  2. 2D drawing, 3D STEP file, and revision ID for the joint interface
  3. Harness drawing, connector preference, and cable routing constraints
  4. Prototype and pilot quantity by revision

Risk and Mitigation

  • Custom changes are requested before baseline model validation: Validate standard model fit first unless the existing package cannot be mounted at all.

Related Products

Dual encoder joint actuator with compact harness integration
Reference visual: Dual encoder joint actuator with compact harness integration

Buyer FAQ

Can you customize the flange or cable exit?

Often yes, but it depends on the selected baseline model and the scale of the requested change. Send CAD and harness constraints early.

Procurement guide

Read Before Moving Into OEM Sample Execution

Use the procurement guide when an OEM track needs to connect article checklists with NDA scope, controlled documents, revision control, and pilot-supply handoff.

Open guide
Sourcing Humanoid Robot Actuators in 2026

A buyer-side guide for pre-modular humanoid actuator sourcing: selection risk, evidence requests, sample readiness, and pilot supply controls.

Use it to check
  • Sample quantity, pilot timing, and controlled-document purpose
  • Inspection, revision, packaging, and repeat-order controls
  • BOM matching signals before custom work expands

Next sourcing step

03 OEM sample execution

Close the loop with catalog evidence

When an OEM scope changes, return to the catalog baseline so buyer and supplier teams keep model class, evidence pack, and BOM assumptions aligned.

Review catalog baselinePrepare sample plan

Related Resources

  • Hollow-Shaft Joint Actuators
  • Contact / RFQ

Inquiry Email

[email protected]

Subject: OEM Inquiry - Custom Interface and Harness

Email app

This inquiry started from an OEM capability page. Keep the request anchored to customization scope, document release boundaries, and repeat-order controls. Source context: Custom Interface and Harness.

Instant Chat

+8618857971991

Chat on WhatsApp

Best for quick model-fit questions before a full RFQ email.