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The need: Your EV programme needs the orange high-voltage wrap released, and purchasing has to produce the compliance evidence alongside the price. Here is how to ask for both.
Orange is the warning colour; it is not the specification. The wrap still has to meet the zone’s temperature, the abrasion requirement where it routes, and whatever flame or halogen clause your drawing carries — and each of those needs its own line in the RFQ.
The compliance half is where releases stall. Ask for evidence at model level: a file number on its own covers whichever type is listed in it, not the whole range. Our UL record under ANSI/CAN/UL 510A, file E544340, certificate UL-US-2552528-0, category OARC2, covers tape type Z1V020 — it is not evidence for other models and it is not a UL 94 V-0 classification.
Send the zone, the routing and the exact clause from your drawing and EJOY proposes a grade, says plainly which document covers it and which gap your own qualification would have to close. Manufacturing detail is published by the manufacturer.

Orange is the universal high-voltage warning colour — the EV harness essential.
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Compliance is king — UL 510A Recognized Component, UL 94 V-0 grades, zero-halogen options.
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Withstands up to 500 °F (260 °C) — glass fibre & PTFE-coated grades.
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The core wrap for OEM & Tier-1 automotive wiring harnesses — bundling, protection, noise damping.
ExploreOrange is a requirement; so are temperature class, abrasion and the flame clause. Keep them apart so the quote answers all four.
UL 510, UL 94 V-0, zero-halogen and “self-extinguishing” are four different requirements. Copy the clause rather than paraphrasing it.
File and certificate number, category, the standard and edition, and the tape type the record actually lists.
Pack runs are tight; narrow widths suit tight routing and wider grades cover main runs in fewer turns. Samples ship free.
No. Orange is the international warning colour. Temperature class, abrasion and the flame or halogen clause on your drawing are separate requirements and each needs its own line in the RFQ.
A file number with the certificate number, the category, the standard and edition, and the tape type the record lists. Ours covers type Z1V020 under ANSI/CAN/UL 510A (file E544340, certificate UL-US-2552528-0, category OARC2) — not other models, and not a UL 94 V-0 classification.
Yes. Send the bundle diameters and the zones; narrow widths suit tight pack routing while wider grades cover main runs in fewer turns.
No. Halogen content is a separate requirement from a flame classification. If the drawing carries both, ask for both declarations and their test basis.
You have to re-source or dual-source a harness tape and the quotes you get back differ by 40% with no obvious reason. Here is the information that makes them comparable.
See recommended tapeA rattle complaint has come back from the field and you need a damping tape sourced, validated and released before the next build. Here is what the supplier needs from you.
See recommended tapeThe drawing calls for an under-hood abrasion class and you need a tape quoted against it, with evidence an auditor will accept. Here is what to specify.
See recommended tapeSend your material, temperature and environment — we'll confirm the grade and ship samples.
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