Practical answers for harness buyers and hardware engineers — how to specify, qualify and audit a custom wire harness supplier.
Guides & Insights · Sep 24, 2026Price tells you what a supplier charges. These nine checks tell you whether the part will still match the drawing on the tenth shipment.
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Guides & Insights · Sep 23, 2026Both standards are quality management systems. Only one of them is written for automotive production parts — and the certificate scope decides more than the title.
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Guides & Insights · Sep 22, 2026A battery pack harness is bought as a performance requirement, not a drawing. What the RFQ has to lock down, and where the schedule actually goes.
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Guides & Insights · Sep 21, 2026A harness is a system of conductors, terminations and protection bundled into one assembly. That definition decides how it is bought, built and tested.
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Guides & Insights · Sep 20, 2026PPAP is the evidence that a part was made by the production process, not the prototype process. On a harness, five of its eighteen elements decide whether that was ever true.
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Guides & Insights · Sep 19, 2026A harness supplier reproduces your drawing. An assembly supplier decides the construction — so the audit has to reach the design decisions, not stop at the process.
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Guides & Insights · Sep 18, 2026Four decisions set the cost and the failure modes of a harness long before anyone crimps a terminal. Here is what each one has to answer.
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Guides & Insights · Sep 17, 2026There is no price list for a custom harness, because six variables decide it — and three of them are set by the buyer, not the supplier.
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Guides & Insights · Sep 16, 2026IP67 and IP68 are not two points on one scale. The first is a defined test; the second lets the manufacturer define it — which is where selection goes wrong.
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Guides & Insights · Sep 15, 2026Three materials, three different trade-offs, and one of them is not simply better than the others in any direction but temperature.
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Guides & Insights · Sep 8, 2026A harness is built to a drawing; a cable assembly to a performance requirement. That difference decides how the part is specified, quoted and inspected.
Learn moreA drawing, a sample, a connector list or a photo is enough to start. Typical reply within one working day, with engineering questions rather than a sales pitch.
