汽车线束连接器产品技术说明书
Automotive Wiring Harness Connector Technical Description
一、产品概述 / 1. Product Overview
本公司提供多种汽车线束连接器，广泛应用于乘用车、商用车、新能源汽车、工程机械、农业机械及特种车辆等领域。产品涵盖发动机舱、驾驶室、底盘、车身、电池包及车载电子设备等各系统的电气连接，用于实现信号传输、电源分配、数据通信及安全保护等功能，具备耐高温、耐振动、防水防尘、抗电磁干扰等特性。
Our company supplies a wide range of automotive wiring harness connectors, widely used in passenger cars, commercial vehicles, new energy vehicles, construction machinery, agricultural machinery, and special vehicles. These products cover electrical connections in engine compartments, cabins, chassis, bodies, battery packs, and onboard electronic equipment, enabling signal transmission, power distribution, data communication, and safety protection. They feature high temperature resistance, vibration resistance, waterproof and dustproof performance, and electromagnetic interference shielding.
二、主要产品分类 / 2. Main Product Categories
| 产品类别 | English Category | 中文说明 | English Description |
|---|---|---|---|
| 线对线连接器 | Wire-to-Wire Connectors | 用于线束与线束之间的连接，可分拆维修 | Used for connection between wiring harnesses, detachable for maintenance |
| 线对板连接器 | Wire-to-Board Connectors | 连接线束与PCB板，用于ECU、传感器等 | Connect wiring harness to PCB, used for ECUs, sensors, etc. |
| 防水连接器 | Waterproof Connectors | IP67/IP68防护等级，适用于车外、底盘等潮湿环境 | IP67/IP68 protection, suitable for wet environments like exterior, chassis |
| 高压连接器 | High-Voltage Connectors | 用于新能源汽车高压系统（电池、电机、电控） | Used in high-voltage systems of new energy vehicles (battery, motor, controller) |
| 射频连接器 | RF Connectors | 用于车载天线、GPS、蓝牙、4G/5G通信 | Used for vehicle antennas, GPS, Bluetooth, 4G/5G communication |
| 端子与护套 | Terminals & Housings | 组合式连接器核心部件，可定制不同回路数 | Core components of modular connectors, customizable circuit counts |
三、产品特点 / 3. Product Features
- 高可靠性：耐振动、耐冲击，适应恶劣车载工况 / High reliability: vibration and shock resistance for harsh vehicle conditions
- 防水防尘：可选IP67、IP69K等级，满足车外及涉水要求 / Waterproof and dustproof: optional IP67, IP69K for exterior and wading requirements
- 宽温范围：-40°C ~ 125°C，满足发动机舱及高温区域 / Wide temperature range: -40°C to 125°C, suitable for engine compartments and high-temperature zones
- 多种锁紧结构：二次锁止、CPA（连接器位置保证）确保连接稳固 / Various locking mechanisms: secondary locking, CPA for secure connection
- 端子材质：高导铜合金，镀锡/镀银/镀金，降低接触电阻 / Terminal materials: high-conductivity copper alloy, tin/silver/gold plating to reduce contact resistance
- 符合行业标准：USCAR、QC/T、ISO、SAE、LV 214等 / Compliant with industry standards: USCAR, QC/T, ISO, SAE, LV 214, etc.
四、综合技术参数表 / 4. General Technical Parameter Table
| 项目 Item | 参数/说明 Specification |
|---|---|
| 产品名称 Product Name | 汽车线束连接器 / Automotive Wiring Harness Connector |
| 额定电压 Rated Voltage | 12V / 24V / 48V（低压）; 600V / 1000V（高压） / Low voltage; High voltage |
| 额定电流 Rated Current | 1A ~ 200A（视端子规格而定） / Depending on terminal size |
| 接触电阻 Contact Resistance | ≤ 10 mΩ（初始） / ≤ 10 mΩ (initial) |
| 绝缘电阻 Insulation Resistance | ≥ 100 MΩ / ≥ 100 MΩ |
| 耐电压 Dielectric Withstanding Voltage | AC 500V ~ 3000V（依电压等级） / Depending on voltage rating |
| 防护等级 Protection Class | IP40 / IP67 / IP69K（可选） / Optional |
| 工作温度 Operating Temperature | -40°C ~ +125°C（部分高温系列可达150°C） / Up to 150°C for high-temp series |
| 插拔寿命 Mating Cycles | ≥ 10 ~ 50 次（视产品系列） / Depending on series |
| 执行标准 Standards | USCAR-2, QC/T 1067, ISO 8092, SAE J2030, LV 214, GMW 3191等 |
五、常见材质与镀层说明 / 5. Common Material & Plating Description
| 部件 Component | 材质 Material | 特点与应用 | Features & Applications |
|---|---|---|---|
| 护套 Housings | PA66, PBT, PPS, 高温尼龙 | 阻燃等级V0/V2，耐温范围广，尺寸稳定 / Flame-retardant, wide temperature range, dimensionally stable | Standard and high-temperature materials |
| 端子 Terminals | 黄铜、磷青铜、铜合金 | 高导电性、弹性好 / High conductivity, good spring properties | Brass, phosphor bronze, copper alloy |
| 端子镀层 Plating | 镀锡、镀银、镀金 | 锡：通用；银：大电流；金：微电流信号 / Tin: general; Silver: high current; Gold: low-current signals | Tin, silver, gold plating for different applications |
| 密封件 Seals | 硅橡胶、氟橡胶 | 耐高低温、耐油、耐老化 / High/low temperature resistance, oil resistance, aging resistance | Silicone, fluororubber |
| 锁紧结构 Locking | PBT/PA66 二次锁、CPA | 防止意外松脱，确保连接安全 / Prevent accidental disconnection, ensure connection safety | Secondary lock, connector position assurance |
六、典型产品参数 / 6. Typical Product Parameters
1）低压防水连接器（发动机舱） / Low-Voltage Waterproof Connector (Engine Compartment)
| 项目 Item | 参数/说明 Specification |
|---|---|
| 回路数 Circuits | 2 ~ 32 针 / 2 ~ 32 ways |
| 额定电压 Rated Voltage | 60V DC |
| 额定电流 Rated Current | 1A ~ 30A（依端子规格） / Depending on terminal size |
| 防护等级 Protection Class | IP67 / IP69K |
| 工作温度 Operating Temp. | -40°C ~ 125°C |
| 应用 Application | 发动机传感器、喷油器、ABS / Engine sensors, injectors, ABS |
2）高压连接器（新能源汽车） / High-Voltage Connector (NEV)
| 项目 Item | 参数/说明 Specification |
|---|---|
| 额定电压 Rated Voltage | 600V / 1000V DC |
| 额定电流 Rated Current | 50A ~ 250A |
| 屏蔽 Shielding | 360° 全屏蔽，EMC 防护 / 360° full shielding, EMC protection |
| 高压互锁 HVIL | 标配 / Standard |
| 防护等级 Protection Class | IP67 / IP6K9K |
| 应用 Application | 电池包、电机控制器、PDU / Battery pack, motor controller, PDU |
3）微型信号连接器（车载电子） / Micro Signal Connector (In-Vehicle Electronics)
| 项目 Item | 参数/说明 Specification |
|---|---|
| 间距 Pitch | 0.5mm / 1.0mm / 1.8mm |
| 回路数 Circuits | 2 ~ 40 针 / 2 ~ 40 ways |
| 额定电流 Rated Current | 0.5A ~ 3A |
| 端子镀层 Plating | 金（信号）、锡（电源） / Gold (signal), tin (power) |
| 应用 Application | 中控屏、摄像头、雷达、传感器 / Infotainment, cameras, radar, sensors |
七、典型使用场景 / 7. Typical Applications
- 发动机管理系统 / Engine Management System
- 车身电子系统（BCM、门锁、车窗、灯具） / Body Electronics (BCM, door locks, windows, lamps)
- 新能源汽车三电系统（电池、电机、电控） / NEV Three-Electric System (battery, motor, controller)
- 智能座舱与信息娱乐系统 / Smart Cockpit & Infotainment
- ADAS 传感器（摄像头、雷达、超声波） / ADAS Sensors (cameras, radar, ultrasonic)
- 商用车/工程机械线束连接 / Commercial Vehicle & Construction Machinery Harness Connection
八、质量控制 / 8. Quality Control
产品从原材料采购、模具设计、注塑成型、冲压端子、电镀、组装到成品检验，严格遵循IATF 16949质量管理体系。关键测试项目包括：尺寸检测、插拔力测试、接触电阻测试、绝缘电阻测试、耐电压测试、防水测试（IP等级）、温升测试、振动测试、耐久性测试及盐雾测试等。可提供全尺寸报告、材质证明及第三方检测报告。
From raw material procurement, mold design, injection molding, terminal stamping, plating, assembly to final inspection, the products strictly follow the IATF 16949 quality management system. Key tests include dimensional inspection, insertion/withdrawal force test, contact resistance test, insulation resistance test, dielectric withstand voltage test, waterproof test (IP rating), temperature rise test, vibration test, durability test, and salt spray test. Full dimension reports, material certificates, and third-party test reports are available upon request.
九、未完全展示说明 / 9. Note on Incomplete Display
汽车线束连接器种类繁多，除上述典型产品外，还包括同轴连接器（FAKRA、HSD）、以太网连接器（MATEnet、H-MTD）、光纤连接器、大功率电源连接器、智能连接器（集成电子元件）、充电枪插座、快速维修连接器及各种定制化非标连接器等。根据整车电气架构、功能安全等级及成本要求，可提供完整的互连解决方案。如需更专业的产品选型，建议按“低压信号、低压电源、高压、高速数据”等类别分别建立独立技术页面。
Automotive wiring harness connectors cover a wide variety. In addition to the typical products listed above, they include coaxial connectors (FAKRA, HSD), Ethernet connectors (MATEnet, H-MTD), fiber optic connectors, high-power power connectors, smart connectors (with integrated electronics), charging gun inlets, quick-maintenance connectors, and various custom non-standard connectors. Complete interconnection solutions can be provided based on vehicle electrical architecture, functional safety levels, and cost requirements. For more professional product selection, it is recommended to create separate technical pages for categories such as low-voltage signal, low-voltage power, high-voltage, and high-speed data.
十、技术声明 / 10. Technical Statement
以上技术参数及说明为常规参考信息，具体产品型号、回路数、额定电流、防护等级、端子镀层、锁紧结构及执行标准以实际订单、产品图纸及双方确认的技术协议为准。使用前请确认电气负载、环境温度及防水要求与所选产品匹配，避免过载、腐蚀或不匹配导致故障。
The above technical parameters and descriptions are for general reference only. Specific product models, circuit counts, rated current, protection class, terminal plating, locking mechanisms, and applicable standards shall be subject to the actual order, product drawings, and technical agreement confirmed by both parties. Please verify electrical load, ambient temperature, and waterproof requirements match the selected product before use to avoid overload, corrosion, or mismatch failures.