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Supplier audit

Prepare datasheets, drawings, CAD files and sample evidence for engineering review

This audit path defines the document package buyers expect before internal engineering approval or supplier qualification.

Engineering buyer, harness engineer, EV project engineer and importerEngineering reviewRFQ support

Buyer questions

Can the supplier provide datasheets, 2D drawings or 3D files for internal review?

Are the documents connected to exact product model, revision and application?

What file release rules should be used before sharing drawings or CAD assets?

How should missing files be requested through RFQ?

Audit decision matrix

Turn supplier proof into a buying decision

Use the audit path to decide what to verify, which evidence to request and what output package is needed from the engineering review.

Start Supplier Review

01

Buyer questions

Can the supplier provide datasheets, 2D drawings or 3D files for internal review? / Are the documents connected to exact product model, revision and application? / What file release rules should be used before sharing drawings or CAD assets?

Clarify what the buyer must verify before supplier approval.

02

Evidence blocks

Datasheet / 2D drawing / 3D STEP file

Identify which proof assets should be requested or uploaded.

03

Required inputs

Product model or category / Requested file type: datasheet, 2D drawing, STEP, terminal drawing or certificate / Application and reason for file request

Prepare project information for an accurate technical review.

04

Output package

File request summary / Required document list / Recommended product links

Understand what WEUP should return after the RFQ review.

Evidence checklist

What the buyer should be able to verify

Request relevant product, process, document or inspection evidence for the specific supplier qualification scope.

Datasheet

Evidence to request

Product model, pin count, voltage/current, material, IP rating, temperature and application fields.

Why it matters

Datasheets help buyers check whether a product is technically close before asking for samples.

2D drawing

Evidence to request

Connector outline, dimensions, mating interface, locking structure and terminal location.

Why it matters

Harness and module engineers need dimensions to confirm fit before procurement.

3D STEP file

Evidence to request

Controlled CAD release tied to the product model, revision and buyer project.

Why it matters

CAD files shorten design review time but should be released with project context.

Sample and inspection documents

Evidence to request

Sample confirmation, inspection checklist, packing note and project correspondence summary.

Why it matters

A document package makes supplier evaluation easier and increases RFQ quality.

Review flow

How this audit path becomes an RFQ decision

Move from the supplier question to required inputs, evidence review and an agreed output package.

Process

1Select the product or product family needing documents.

2Confirm model, application, electrical load, IP rating and file type.

3Confirm file availability, revision and release conditions with engineering.

4Route the file request into RFQ with project details and buyer contact.

Required inputs

Product model or category

Requested file type: datasheet, 2D drawing, STEP, terminal drawing or certificate

Application and reason for file request

Company email and project stage

Output package

File request summary

Required document list

Recommended product links

RFQ path for missing drawings or CAD files

Related paths

Continue from audit to product, files or RFQ

Continue to the relevant product family, technical file request or RFQ form once the supplier-review requirement is clear.