Cable Assembly · Shielded Cable Assembly
Shielded Cable Assembly: Engineered To IPC/WHMA-A-620 Class 3.
Shielded Cable Assembly programs built on the Cavite floor — UFLPA-clean Philippine origin, Section 301 tariff-free, IPC/WHMA-A-620 Class 3 acceptance by default. Send the drawing or part number and we will reply with unit price, lead time, and a sample plan inside 12 hours.
Buyer Reality
Where Most shielded cable assembly Programs Slip.
Issue #01
Pigtail shield-drain raises EMI past CISPR 32 limit at 200 MHz
Pigtail drain-wire shield termination radiates past CISPR 32 at 200 MHz. Our 360 ° EMC ferrule + finger-stock backshell per IEC 61000-4-3 holds shielding effectiveness ≥ 70 dB to 6 GHz.
Issue #02
Foil-only shield tears at boot exit on harness pull-out
Foil-only shielded cable tears at the boot exit when techs pull at 30 °. Our braid + foil + drain composite per UL 1581 §820 plus fishpaper wrap holds 50 N shield-pull cert.
Issue #03
Shield resistance > 10 mΩ/m on production lot drifts SE measurement
Tin-plated braid shields drift past 10 mΩ/m end-to-end resistance on production. Our silver-plated copper braid per ASTM B33 plus shield DC-resistance test on every build holds ≤ 5 mΩ/m.
Issue #04
Shielded-pair Common-Mode Rejection drops past 100 MHz on production
CMRR on shielded twisted-pair drops below the IEEE 802.3 spec past 100 MHz when twist-pitch drifts. Our balanced-twist holding cell per IEC 61156-5 holds CMRR ≥ 40 dB to 1 GHz.
Issue #05
Shield grounding philosophy mismatch — 1-end vs 2-end
Customer drawing says 1-end ground, harness shop builds 2-end and creates a ground loop. Our drawing-review cell flags shield-grounding rule on every DFM packet plus laser-etches the cable end with the rule.
What We Build
The Capability Stack Behind The Build.
360 ° EMC ferrule + finger-stock backshell per IEC 61000-4-3
Glenair 360-001 EMC backshell + Würth finger-stock ferrule cell. Shielding effectiveness ≥ 70 dB to 6 GHz cert per family on GTEM.
Shield DC-resistance test ≤ 5 mΩ/m per ASTM B33
End-to-end shield DC-resistance test on every shielded build. ASTM B33 silver-plated copper braid stock + ≤ 5 mΩ/m cert per assembly.
Balanced-twist holding cell per IEC 61156-5
Twisted-pair holding cell with twist-pitch verification per IEC 61156-5. CMRR ≥ 40 dB to 1 GHz cert per family.
CISPR 32 / EN 55032 chamber cert per assembly family
CISPR 32 / EN 55032 emission cert on customer's GTEM or 3 m chamber per harness family. Class B headroom report archived.
Shield-grounding rule laser-etch per drawing call-out
Trumpf TruMark laser etch on every shielded harness end states 1-end / 2-end / floating ground rule per customer DFM packet. Stops field re-build.
Real Project Snapshot · US · electrical-supply · 2024
A Build We Already Shipped In This Lane.
Scenario
A US electrical supply distributor required custom wire harnesses with specific Molex connectors, but a production batch had a dyeing/color deviation on the connector housings.
Challenge
Approximately 200 pieces of the wire harness assembly had connector coloring that did not match the strict aesthetic and technical requirements, risking rejection and project delay.
Outcome
Successfully reworked and delivered the batch without losing the client's trust; the client continued to place repeat orders in the following months without quality complaints.
Anonymized customer detail. Concrete numbers preserved verbatim.
12-hour RFQ response from the engineering desk, not sales
30-35 working day overmold tooling, in-house
IATF 16949 + IPC/WHMA-A-620 Class 3, audited annually
FAQ
Procurement Questions, Answered.
Q.01What is the minimum order quantity for shielded cable assembly?
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What is the minimum order quantity for shielded cable assembly?
Q.02What lead time do you commit to on shielded cable assembly after RFQ?
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What lead time do you commit to on shielded cable assembly after RFQ?
Q.03Are shielded cable assembly shipments duty-free into the US?
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Are shielded cable assembly shipments duty-free into the US?
Q.04Do you ship shielded cable assembly samples for free?
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Do you ship shielded cable assembly samples for free?
Q.05Can you handle the shielded cable assembly engineering review before we have a finalized drawing?
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Can you handle the shielded cable assembly engineering review before we have a finalized drawing?
Q.06What packaging protects this build? (Shielded)
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What packaging protects this build? (Shielded)
Q.07Can you support PPAP Level 3? (Shielded)
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Can you support PPAP Level 3? (Shielded)
Q.08How are common failures screened? (Shielded)
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How are common failures screened? (Shielded)
Q.09What warranty and RMA window applies? (Shielded)
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What warranty and RMA window applies? (Shielded)
Q.10Are tooling fees required? (Shielded)
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Are tooling fees required? (Shielded)
Related Builds
Industries
Capabilities
Submit RFQ
Submit your Shielded Cable Assembly drawing.
Send the drawing, BOM, or part number plus annual volume. Engineering desk replies within 12 hours with unit price, lead time, sample plan, and Form A certificate-of-origin specimen if you need GSP filing assistance. Standards reference: UL Recognized component (https://en.wikipedia.org/wiki/UL_%28safety_organization%29), IPC standards (https://en.wikipedia.org/wiki/IPC_%28electronics%29).
Reviewed by Hommer Zhao- Cavite-based wire harness engineer at XUDONG, IPC/WHMA-A-620 Class 3 trained, 8+ years in automotive & medical harness manufacturing.
Next Step
Ready For Your Shielded Cable Assembly Quote?
Send the drawing, BOM, or part number. We reply within 12 hours with unit price, lead time, and a sample plan. Quote returned within 12 hours. NDA on file. No obligation.