Wire Harness Division · Since 2023

Wire Harness

Delivering reliable, high-performance wiring harness solutions for the automotive industry, we support HMI & Kia Tier-1 suppliers with complex harness assemblies for Hyundai Motor Company, Kia Corporation and next-generation EV platforms. Backed by IATF 16949:2016 certification and Hyundai SQ Mark approval, we ensure world-class quality, traceability and manufacturing excellence.

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Wire Harness at YJ Polytec
2023 Since · Sriperumbudur
2023Established
×3Auto Crimping Lines
×3CNC 3D Bending
2024Hyundai SQ Mark
What We Make

Inside the Wire Harness division

Automotive Wire Harness

Automotive Wire Harness

Steering wheel, console, sunroof, wheel-speed sensor and beam harnesses for Korean Tier-1 companies serving Hyundai and Kia.

Electronics & EV Harness

Electronics & EV Harness

Compressor, PTC heater (EV) and air-purifier harnesses — with a CNG-kit harness under development for 2026.

Specifications

Capabilities at a glance

Certification
IATF 16949:2016 (TÜV) · Hyundai SQ Mark
Key Customers
Seco Komos, Inalfa, HL Klemove, Motrex, Woory Automotive
OEM Coverage
Hyundai · Kia platforms
Machines
Auto Crimping × 3 · Manual Crimping × 5 · CNC Bending × 3
Heat Treatment
Chain-type machine × 1
SQ Mark
Achieved August 2024 from Hyundai Motor
Key Features

Built for OEM expectations

Auto Crimping LinesAuto crimping (2), heat cutting strip (2) and plater wire crimping (1).
CNC 3D Wire Bending3 CNC machines for precise wire forming — sunroof and steering harness.
EV-Ready HarnessPTC heater harness for EV vehicles, partnering with Woory Automotive.
IATF 16949:2016Wire harness manufacturing certified by TÜV — automotive-grade.

Parts & Applications

Steering Wheel Harness Console Harness Electric Sunroof Harness Wheel Speed Sensor Harness Front/Rear Beam Harness PTC Heater Harness (EV) Compressor Harness Air Purifier Harness
Our Divisions

Explore the rest of YJ Polytec

Injection Moulding
Since 2010

Injection Moulding

Precision-engineered plastic components for automotive and electronics OEMs — duct assemblies, sun visors, interior parts, refrigerator and home-appliance parts — backed by moulding, welding, leak-testing and quality control.

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Hot Plate Welding
Since 2010

Hot Plate Welding

Advanced hot plate welding for robust, leak-proof plastic assemblies — controlled heat and pressure for our duct sub-assemblies, with every batch air-pressure leak-tested.

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Vibration Welding
Since 2010

Vibration Welding

Vibration welding for robust, leak-proof plastic assemblies — frictional heat at the joint for superior strength and durability, ideal for inlet and adaptor assemblies.

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Air Cleaner Assembly
Since 2010

Air Cleaner Assembly

Complete automotive air cleaner units — from precision-moulded housings to fully assembled air-intake systems with filter and seal assembly, ready for vehicle installation.

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CNC Bending Process
Since 2023

CNC Bending Process

Advanced CNC bending technology producing precision-formed metal components with exceptional accuracy — complex geometries and tight tolerances for automotive applications.

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Pleating & Paper Cutting
Since 2023

Pleating & Paper Cutting

Advanced paper cutting and pleating technology for high-performance filter elements — precise dimensions and uniform pleat geometry that maximise filtration area and airflow.

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Have a Wire Harness requirement?

Send us your drawing or specification — we'll come back with a clear, honest plan.

Get a Quote +91 97907 67089