High-Performance 4 Gauge Battery Cable Wire —— Linkwings Professional Manufacturing and Customization Services
If you are looking for high-quality, customizable 4 Gauge Battery Cable Wire, Linkwings is your trusted professional 4 gauge battery cable wire manufacturer. We specialize in providing low-resistance, high-flexibility, durable 4 AWG battery cable solutions for applications such as electric vehicles, energy storage systems, marine power systems, and industrial equipment. Whether you need bare copper, tin-plated copper conductors, or pre-terminated finished cables, we can customize them to your specifications.
custom 4 Gauge Battery Cable Wire from wire harness manufacturer
In electric systems, energy storage equipment, and industrial power applications, 4 Gauge Battery Cable Wire is commonly used for high-current main power connections, requiring stringent standards for conductor performance, structural stability, and termination quality. As a professional wire harness manufacturer, Linkwings offers custom 4 Gauge Battery Cable Wire solutions tailored to diverse industries. From cable material selection, conductor structure, to terminal crimping and jacket color, everything can be customized to meet specific requirements, ensuring seamless integration with the customer’s equipment systems.
Whether you require bare copper or tin-plated copper conductors, Linkwings can customize complete battery cable assemblies based on drawings, samples, or technical specifications. We support small-batch orders, rapid prototyping, and provide certification materials such as UL and RoHS to help customers enhance system stability, simplify installation processes, and meet export compliance requirements. Linkwings is not just a cable supplier; we are your trusted engineering partner.
4 Gauge Battery Cable Wire Types
As a professional 4 Gauge Battery Cable Wire manufacturer, Linkwings offers a wide range of products with various specifications and structural configurations to meet power connection needs in different scenarios. All our products are made with high-purity copper cores, featuring excellent conductivity and mechanical strength, and are suitable for a wide range of applications, from automotive starter cables to photovoltaic energy storage systems.
4 AWG Bare Copper Battery Cable
Product Features:
- Constructed with high conductivity 99.99% bare copper multi-strand twisted structure, offering excellent flexibility and ease of installation
- Sheath material made of abrasion-resistant PVC or XLPE, resistant to oil, high temperatures, and flame retardant
- Ultra-low resistance, suitable for high-current applications (capable of handling currents up to 150A or more)
- Standard red/black jackets are provided, with custom colors available upon request
Recommended Applications: Automotive battery cables, RV power supply systems, UPS systems, forklift battery packs
4 AWG Tinned Copper Battery Cable
Product Features:
- Conductors are made of tinned copper wire, enhancing oxidation and corrosion resistance, suitable for high humidity or salt spray environments
- Meets marine-grade cable standards, with corrosion resistance far superior to bare copper wire
- Sheath material options include flexible TPE or high-temperature XLPE, suitable for harsh outdoor environments
- Longer service life, suitable for long-term deployment
Recommended Applications: Marine power systems, solar + energy storage systems, heavy-duty industrial power systems
4 AWG Battery Cable Assemblies
Product Features:
- Pre-installed crimp terminals (copper lugs), with optional tin-plated/bare copper/silver-plated terminals
- Can be fitted with heat shrink tubing, protective sleeves, and labels for faster on-site installation
- Compatible with Anderson connectors, quick connectors, threaded connectors, and other interface types
- Customizable length, color, numbering, and crimp angle
Recommended Applications: Battery pack connections, rapid deployment of electric systems, OEM equipment assembly
4 AWG Dual Battery Cable
Product Features:
- Integrated dual-wire structure for easy construction of parallel/series battery systems
- Supports red and black dual-color wire bodies or side-by-side fixed wiring structures
- Can be pre-installed with dual-end copper terminals, insulated connectors, or lithium battery-specific terminals
- Suitable for power integration and wiring standardization in medium to large-scale systems
Recommended Applications: Energy storage battery cabinets, parallel battery systems, high-power DC power supply systems
Technical Specifications & Datasheet
| Parameter | Specification |
|---|---|
| Wire Gauge | 4 AWG (American Wire Gauge Standard) |
| Conductor Material | High-purity Stranded Bare Copper / Tinned Copper |
| Conductor Construction | 1,050 strands of 0.254 mm (typical structure) |
| Cross-sectional Area | Approx. 21 mm² |
| Cable Outer Diameter | Approx. 10.3 mm (depends on jacket material) |
| Rated Voltage | 600V / 1000V (optional) |
| Max Current Capacity | Up to 150A (varies by installation condition and cooling) |
| Operating Temperature | -40°C to +125°C (XLPE up to 150°C available) |
| Minimum Bend Radius | ≥4×OD (dynamic), ≥3×OD (static) |
| Jacket Material | PVC / XLPE / TPE (oil-resistant, UV-resistant, flame-retardant) |
| Flame Rating | UL VW-1 / FT1 / FT2 (depends on jacket type) |
| Compliance & Certifications | UL 1232 / UL 758 / RoHS / REACH / ISO 9001 |
| Jacket Colors | Standard red, black; other colors customizable |
| Packaging Options | Bulk reel (100m/reel), pre-cut lengths, cable assemblies |
Why Choose Linkwings as Your 4 Gauge Battery Cable Wire Manufacturer?
Choosing a reliable 4 Gauge Battery Cable Wire manufacturer is not only about product quality, but also about system safety, long-term stable operation, and cost-effectiveness. Linkwings, with its strong R&D capabilities, strict manufacturing standards, and global service system, has become the preferred partner for many electric equipment manufacturers, energy companies, and system integrators.
- Specializing in the power cable harness industry with extensive experience
- High-standard material selection and production control
- Comprehensive customization capabilities
- International certifications for worry-free exports
- Strong engineering support and delivery capabilities
- Customer-centric service culture
Linkwings is not just a cable supplier; we are your trusted project partner. From the very first meter of cable, we ensure safe and reliable power supply for every application.
Applications & Industries of 4 Gauge Battery Cable Wire
4 Gauge Battery Cable Wire is an indispensable core component for connecting medium- to high-power power systems, particularly suitable for applications with high requirements for conductivity, flexibility, and weather resistance. As an experienced manufacturer, Linkwings provides comprehensive services to multiple industries and has accumulated extensive experience in application solutions through actual projects.
1. Electric Vehicle and RV Starter Cables
In electric vehicle, electric motorcycle, and RV systems, 4 AWG battery cables are primarily used to connect batteries to starters, DC/DC converters, or inverter modules. Such applications require cables with high flexibility, low resistance, and vibration resistance.
Linkwings provides solutions:
- Highly flexible multi-strand copper conductors suitable for frequent bending and routing
- Customized jackets (oil-resistant, abrasion-resistant)
- Pre-installed crimp terminals and heat shrink tubing to enhance installation efficiency
- Support for OEM and aftermarket cable assemblies for complete vehicles
2. Photovoltaic + Energy Storage System Battery Connection Cable
In integrated solar energy storage systems, 4 AWG cables are widely used to connect battery packs to inverters, BMS, and current sampling modules. The cables must have strong conductor load capacity, heat and UV resistant sheathing, and reliable terminations.
Linkwings provides solutions:
- Tin-plated copper wires for corrosion resistance, suitable for high-humidity and high-temperature environments
- Sheath materials available in XLPE or TPE, supporting IP67 protection rating
- Precise length cutting and terminal crimping to reduce on-site installation time
- Applicable to various configurations such as photovoltaic-storage cabinets, battery containers, and off-grid systems
3. UPS/Inverter Power Connection
In uninterruptible power supply (UPS) and off-grid inverter systems, 4 AWG cables are used for energy transmission between battery banks and power conversion modules. Low voltage drop and high stability are required to ensure continuous power supply to critical load equipment.
Linkwings provides solutions:
- UL-certified cables compliant with data center/telecom room standards
- Customizable cable diameter and length based on power requirements
- Quick-connect terminal solutions to simplify wiring procedures
- Cable assemblies can be labeled with serial numbers for easy maintenance
4. Marine/Ship Power Systems
Cables in marine environments face harsh conditions such as salt fog, humid heat, and high corrosion. 4 AWG tinned copper battery cables are the ideal choice for ship starting, lighting, navigation, and other systems.
Linkwings provides solutions:
- Features high-corrosion-resistant tin-plated copper conductors compliant with marine cable standards
- The jacket meets requirements for oil resistance, UV protection, low smoke, and halogen-free properties
- The cable has a compact structure with strong vibration resistance
- Suitable for applications in yachts, fishing vessels, offshore wind power platforms, and other systems
5. Industrial battery packs, forklifts, electric platforms
In factory equipment, logistics transportation, and industrial automation, a large number of battery-powered mobile devices such as forklifts, AGVs, and electric platforms are widely used. 4 AWG battery cables serve as the main power supply lines, carrying high starting currents, and thus require high durability and tensile strength.
Linkwings provides solutions:
- Multi-strand twisted structure with superior bending and tensile resistance
- Jacket made of wear-resistant TPE or high-strength PVC, suitable for outdoor and industrial environments
- Can be integrated with quick connectors (e.g., Anderson, plug-in terminals)
- Supports modular design for industrial cable assemblies, facilitating standardized production of equipment
FAQs about 4 Gauge Battery Cable Wire
1. What standards do your 4 AWG battery cables support?
Answer:
The 4 AWG battery cables we provide comply with multiple international standards, including UL 1232, UL 758, RoHS, REACH, ISO 9001, and others. Depending on customer requirements, we can also meet specialized standards for marine applications, photovoltaic energy storage systems, and more, and provide third-party test reports or compliance statements.
2. Do you offer pure copper wire or copper-clad aluminum (CCA)?
Answer:
Linkwings uses only high-purity oxygen-free copper conductors and does not use any copper-clad aluminum (CCA) materials. Our cables have lower resistance, stronger current-carrying capacity, and longer service life, making them suitable for power systems with strict performance requirements.
3. Can the cable length, color, and terminals be customized?
Answer:
Of course. We support customization of cable length with precision up to ±5mm, with jacket colors available in red, black, blue, yellow, etc. Terminal types include copper lugs, fork terminals, quick connectors, Anderson connectors, etc. We also provide complementary services such as heat shrink tubing, label identification, and crimping packaging to achieve one-stop delivery.
4. How can I quickly confirm whether a product is suitable for my application?
Answer:
Simply provide the following information:
- Operating voltage and current
- Installation environment (indoor/outdoor, high temperature/high humidity, etc.)
- Whether connectors and packaging are required
- Country of project location or certification requirements
Our engineers will recommend the most suitable product solution and provide technical drawings and sample support.