This automotive wire harness assembly is designed for Car Body Control Module (BCM) systems, featuring male-to-female connection (precise pin alignment, error-free docking) and waterproof performance (IP67+). It realizes stable transmission of both power (12V/24V) and data signals (CAN bus, LIN bus) between BCM and other automotive electronic modules (lighting, door locks, windows), ensuring the normal operation of automotive body functions (e.g., automatic lighting, central locking) and avoiding function failures caused by poor connection.
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Industrial Wiring Harness 7
Product name | Waterproof Customizable And Automotive Car BCM Male To Female Electric Wire Harness Assembly |
Test | 100 Testing |
Cable materials | pure copper |
Cable color, lenght | According to the customers' need |
Insulation | Rubber,Silicon,PE,...etc |
Connector Type | Molex, JST, TE, Deutsch |
Application | Automotive,Electrical,Industry |
Service | OEM and ODM are acceptable |
Samples | Provide samples for confirmation before production |
Certificates | ITAF16949, ISO9001 |

Specialized for automotive BCM systems, including car lighting control (headlights, turn signals, brake lights), door lock control (central locking, keyless entry), window lifting (electric windows, sunroofs), and other electronic modules (wipers, air conditioning). It is suitable for various types of passenger cars (sedans, SUVs), commercial vehicles (vans, trucks), and new energy vehicles (EVs, PHEVs), including mainstream models such as Tesla Model 3, BYD Han, and Volkswagen ID.4.
In automotive BCM systems, the harness’s male-to-female precise docking (pin alignment accuracy ≤0.1mm) ensures accurate signal transmission between the control module (BCM) and execution components (e.g., window motors, door lock actuators). The contact resistance (≤8mΩ) and signal transmission delay (≤0.5ms) avoid function failures such as lighting malfunctions (e.g., flickering headlights) or door lock jams caused by poor contact, ensuring smooth operation of body functions.
In engine compartments (exposed to high temperatures and oil mist) and door wiring harness channels (exposed to moisture and dust), the IP67+ waterproof grade (undergoes 1m depth, 48-hour immersion testing) and high-temperature resistance (-40℃ to 150℃) prevent circuit short circuits or insulation aging. It resists salt spray (500-hour salt spray testing) for coastal areas and high-pressure water cleaning (IP6K9K), ensuring stable performance in extreme environments such as heavy rain, high temperatures, and coastal humidity.
For new energy vehicles with high requirements for electronic system stability (e.g., EVs with high-voltage systems), the harness’s anti-interference performance (complies with ISO 11452-2 for automotive EMC) and environmental protection materials (RoHS 2.0, REACH) meet the vehicle’s high standards. It supports the coordinated operation of BCM and battery management systems (BMS), ensuring safe and stable transmission of low-voltage signals (12V) in high-voltage environments, and avoiding electromagnetic interference with BMS signals.
BCM Specialized Design: Male-to-female precise docking (customizable pin configurations: 2-24 pins) to match different BCM module interfaces (e.g., Bosch, Continental BCMs), ensuring perfect matching with module pin layouts and avoiding docking errors. The connector housing is designed to fit BCM installation slots, reducing installation space.
Superior Waterproof Performance: IP67+ waterproof grade and detachable nitrile rubber (NBR) protective cap design (Shore hardness 60A) effectively isolate moisture and dust; the connector interface uses double O-ring seals (silicone material) to prevent water ingress even under high-pressure water spray (IP6K9K).
Strong Environmental Adaptability: Resists UV radiation (ASTM G154, 5000 hours), vibration (10-2000Hz, 4G acceleration), high temperatures (-40℃ to 150℃), and oil pollution (gasoline, diesel, brake fluid), adapting to the harsh automotive operating environment (engine compartment, undercarriage, door channels).
Reliable Quality: Uses 99.9% pure copper cables (low resistance, high conductivity) and high-quality insulation materials (flame-retardant PVC, UL 94 V-0), with strict testing and certification (IATF16949, ISO9001) to ensure long-term durability (service life ≥8 years or 200,000 km).
Cables are made of 99.9% high-purity oxygen-free copper, ensuring low resistance (resistivity ≤0.0172Ω·mm²/m) and efficient signal transmission (CAN bus signal loss ≤0.3dB/m). Insulation materials include flame-retardant PVC (for general areas, UL 94 V-0), high-temperature silicone rubber (for engine compartments, resists 200℃), and cross-linked polyethylene (XLPE, for high-voltage tolerance), all providing good insulation (breakdown voltage ≥25kV/mm) and wear resistance (abrasion resistance ≥2000 cycles).
Male-to-female connector design, compatible with Molex (Automotive Mini-Fit series), JST (PA series), TE (AMP MCP series), Deutsch (DT series), and other automotive-grade connector brands. Connectors are made of high-temperature resistant PA66 (withstands 180℃ for short periods) and tin-plated brass contacts (corrosion resistance ≥500-hour salt spray test). The locking mechanism (latch or threaded) ensures a locking force of ≥15N, preventing accidental disconnection during vehicle movement.
Single package size is 20X15X10 cm, net weight 0.100 kg, compact and lightweight, suitable for installation in narrow automotive spaces (e.g., BCM enclosures, door panels). The cable cross-sectional area ranges from 0.5mm² to 2.5mm² (AWG 20-14), with a maximum current-carrying capacity of 25A (for 2.5mm² cables at 25℃). The connector size ranges from 8mm×6mm to 25mm×18mm, matching standard BCM interface dimensions.
Certified by IATF16949 (automotive industry quality management), ISO9001, CE (ECE R118 for automotive electronics), and UL (UL 1581 for automotive cables), meeting automotive industry quality standards. Each product undergoes 100% testing before shipment, including waterproof testing (IP67+), high-temperature aging testing (150℃ for 1000 hours), vibration testing (10-2000Hz for 24 hours), and signal transmission testing (CAN bus communication rate up to 1Mbps), ensuring performance stability.
Provides OEM/ODM services, customizing harness length (0.5m-5m), connector type (matching specific BCM brands/models), and wire color (automotive standard colors: black, red, blue, yellow-green for grounding) according to different automotive models (e.g., compact cars, SUVs) and BCM interface specifications (e.g., pin number, pitch). Offers compatibility testing with customer BCM modules to ensure seamless integration.
Supports small batch customization (minimum 10 units) to meet the needs of automotive modification (e.g., aftermarket BCM upgrades), after-sales replacement (e.g., repair of faulty harnesses), and small-batch production (e.g., niche vehicle manufacturing), improving supply flexibility. For small batch orders, the delivery cycle is 3-7 working days, and urgent orders (within 2 working days) are supported for after-sales emergencies.
Cable color (automotive standard colors or custom colors) and length (0.5m-5m, with 0.1m increments) can be adjusted according to automotive wiring layout requirements (e.g., BCM to door lock module distance, engine compartment wiring space), optimizing installation space and reducing wiring complexity, and improving installation efficiency by 30%.
Offers professional technical support, including BCM harness matching design (ensuring compatibility with different BCM models), connector selection consultation (e.g., high-temperature connectors for engine compartments), and technical problem-solving during installation (e.g., troubleshooting poor signal transmission). Assigns a dedicated automotive engineer to follow up on each project, providing technical documents such as wiring diagrams and installation guides.
Provides free samples (1-2 units) for automotive manufacturers and modification factories to test and verify, including performance testing (waterproof, signal transmission) and compatibility testing (with customer BCM modules). The sample production cycle is 2-3 working days; if modifications are needed (e.g., adjusting cable length), revised samples are provided within 1-2 working days, ensuring the product matches the vehicle’s BCM system and installation requirements.
Product name | Waterproof Customizable And Automotive Car BCM Male To Female Electric Wire Harness Assembly |
Test | 100 Testing |
Cable materials | pure copper |
Cable color, lenght | According to the customers' need |
Insulation | Rubber,Silicon,PE,...etc |
Connector Type | Molex, JST, TE, Deutsch |
Application | Automotive,Electrical,Industry |
Service | OEM and ODM are acceptable |
Samples | Provide samples for confirmation before production |
Certificates | ITAF16949, ISO9001 |

Specialized for automotive BCM systems, including car lighting control (headlights, turn signals, brake lights), door lock control (central locking, keyless entry), window lifting (electric windows, sunroofs), and other electronic modules (wipers, air conditioning). It is suitable for various types of passenger cars (sedans, SUVs), commercial vehicles (vans, trucks), and new energy vehicles (EVs, PHEVs), including mainstream models such as Tesla Model 3, BYD Han, and Volkswagen ID.4.
In automotive BCM systems, the harness’s male-to-female precise docking (pin alignment accuracy ≤0.1mm) ensures accurate signal transmission between the control module (BCM) and execution components (e.g., window motors, door lock actuators). The contact resistance (≤8mΩ) and signal transmission delay (≤0.5ms) avoid function failures such as lighting malfunctions (e.g., flickering headlights) or door lock jams caused by poor contact, ensuring smooth operation of body functions.
In engine compartments (exposed to high temperatures and oil mist) and door wiring harness channels (exposed to moisture and dust), the IP67+ waterproof grade (undergoes 1m depth, 48-hour immersion testing) and high-temperature resistance (-40℃ to 150℃) prevent circuit short circuits or insulation aging. It resists salt spray (500-hour salt spray testing) for coastal areas and high-pressure water cleaning (IP6K9K), ensuring stable performance in extreme environments such as heavy rain, high temperatures, and coastal humidity.
For new energy vehicles with high requirements for electronic system stability (e.g., EVs with high-voltage systems), the harness’s anti-interference performance (complies with ISO 11452-2 for automotive EMC) and environmental protection materials (RoHS 2.0, REACH) meet the vehicle’s high standards. It supports the coordinated operation of BCM and battery management systems (BMS), ensuring safe and stable transmission of low-voltage signals (12V) in high-voltage environments, and avoiding electromagnetic interference with BMS signals.
BCM Specialized Design: Male-to-female precise docking (customizable pin configurations: 2-24 pins) to match different BCM module interfaces (e.g., Bosch, Continental BCMs), ensuring perfect matching with module pin layouts and avoiding docking errors. The connector housing is designed to fit BCM installation slots, reducing installation space.
Superior Waterproof Performance: IP67+ waterproof grade and detachable nitrile rubber (NBR) protective cap design (Shore hardness 60A) effectively isolate moisture and dust; the connector interface uses double O-ring seals (silicone material) to prevent water ingress even under high-pressure water spray (IP6K9K).
Strong Environmental Adaptability: Resists UV radiation (ASTM G154, 5000 hours), vibration (10-2000Hz, 4G acceleration), high temperatures (-40℃ to 150℃), and oil pollution (gasoline, diesel, brake fluid), adapting to the harsh automotive operating environment (engine compartment, undercarriage, door channels).
Reliable Quality: Uses 99.9% pure copper cables (low resistance, high conductivity) and high-quality insulation materials (flame-retardant PVC, UL 94 V-0), with strict testing and certification (IATF16949, ISO9001) to ensure long-term durability (service life ≥8 years or 200,000 km).
Cables are made of 99.9% high-purity oxygen-free copper, ensuring low resistance (resistivity ≤0.0172Ω·mm²/m) and efficient signal transmission (CAN bus signal loss ≤0.3dB/m). Insulation materials include flame-retardant PVC (for general areas, UL 94 V-0), high-temperature silicone rubber (for engine compartments, resists 200℃), and cross-linked polyethylene (XLPE, for high-voltage tolerance), all providing good insulation (breakdown voltage ≥25kV/mm) and wear resistance (abrasion resistance ≥2000 cycles).
Male-to-female connector design, compatible with Molex (Automotive Mini-Fit series), JST (PA series), TE (AMP MCP series), Deutsch (DT series), and other automotive-grade connector brands. Connectors are made of high-temperature resistant PA66 (withstands 180℃ for short periods) and tin-plated brass contacts (corrosion resistance ≥500-hour salt spray test). The locking mechanism (latch or threaded) ensures a locking force of ≥15N, preventing accidental disconnection during vehicle movement.
Single package size is 20X15X10 cm, net weight 0.100 kg, compact and lightweight, suitable for installation in narrow automotive spaces (e.g., BCM enclosures, door panels). The cable cross-sectional area ranges from 0.5mm² to 2.5mm² (AWG 20-14), with a maximum current-carrying capacity of 25A (for 2.5mm² cables at 25℃). The connector size ranges from 8mm×6mm to 25mm×18mm, matching standard BCM interface dimensions.
Certified by IATF16949 (automotive industry quality management), ISO9001, CE (ECE R118 for automotive electronics), and UL (UL 1581 for automotive cables), meeting automotive industry quality standards. Each product undergoes 100% testing before shipment, including waterproof testing (IP67+), high-temperature aging testing (150℃ for 1000 hours), vibration testing (10-2000Hz for 24 hours), and signal transmission testing (CAN bus communication rate up to 1Mbps), ensuring performance stability.
Provides OEM/ODM services, customizing harness length (0.5m-5m), connector type (matching specific BCM brands/models), and wire color (automotive standard colors: black, red, blue, yellow-green for grounding) according to different automotive models (e.g., compact cars, SUVs) and BCM interface specifications (e.g., pin number, pitch). Offers compatibility testing with customer BCM modules to ensure seamless integration.
Supports small batch customization (minimum 10 units) to meet the needs of automotive modification (e.g., aftermarket BCM upgrades), after-sales replacement (e.g., repair of faulty harnesses), and small-batch production (e.g., niche vehicle manufacturing), improving supply flexibility. For small batch orders, the delivery cycle is 3-7 working days, and urgent orders (within 2 working days) are supported for after-sales emergencies.
Cable color (automotive standard colors or custom colors) and length (0.5m-5m, with 0.1m increments) can be adjusted according to automotive wiring layout requirements (e.g., BCM to door lock module distance, engine compartment wiring space), optimizing installation space and reducing wiring complexity, and improving installation efficiency by 30%.
Offers professional technical support, including BCM harness matching design (ensuring compatibility with different BCM models), connector selection consultation (e.g., high-temperature connectors for engine compartments), and technical problem-solving during installation (e.g., troubleshooting poor signal transmission). Assigns a dedicated automotive engineer to follow up on each project, providing technical documents such as wiring diagrams and installation guides.
Provides free samples (1-2 units) for automotive manufacturers and modification factories to test and verify, including performance testing (waterproof, signal transmission) and compatibility testing (with customer BCM modules). The sample production cycle is 2-3 working days; if modifications are needed (e.g., adjusting cable length), revised samples are provided within 1-2 working days, ensuring the product matches the vehicle’s BCM system and installation requirements.