

Heavy-Duty Marine Battery Cable
- According to IEC and BS Standard
- Approved by ISO, CE, SGS
- Place of Origin: Henan, China
- Number of Cores:1
- HS Code: 8544492100
- Packing: 100 Meters
- MOQ: 500 Meters
1.10~13 $ / Meter
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Marine battery cable is a corrosion resistant power cable designed for marine and offshore applications. It consists of a tinned copper conductor and a salt spray resistant special PVC jacket that protects against moisture, salt, and UV rays to keep long term reliability. As a product line of ZW Cable Manufacturer, we offer a full range of specifications (e.g., 1/0 Marine Battery Cable, 2 AWG Marine Battery Cable) and custom marine battery cables customized to meet the diverse needs of low-power electronics to high-current systems.
Product Features
- Tin plating prevents sulfidation corrosion and extends the life of bare copper cables by 3 times.
- Resistant to salt spray, UV aging, oil and dirt, clear marking and easy to install.
- Passed the vertical combustion test to guarantee the safety of the closed cabin.
- UL certification, CE, RoHS, USCG compliance.
Applied Range
- Marine Power System: Connects deep cycle batteries to inverters.
- Propulsion: 1/0 Marine Battery Cable supports high power electric propulsion.
- Navigation: 6 AWG Marine Battery Cable provides stabilized power for radar and sonar.
- Custom Requirements: Custom Marine Battery Cables are available with pre-installed waterproof terminals or custom jacket colors (yellow/red).
Cable Construction
- Conductor: Class K Tinned copper
- Insulation: PVC
- Sheath Color: Black, Red
Marine Battery Cable Specification
- Temperature Range: -20°C to +90°C
- Nominal Voltage: 450/750V
- Test Voltage: 1000V
Marine Battery Cable Size Chart
Current (A) | Cable Length (ft) | Voltage (V) | Allowable Voltage Drop (%) | Recommended AWG Size | Cross Section (mm²) |
0-20 | ≤10 | 12V | 3% | 12 AWG | 3.3 |
10-20 | 12V | 3% | 10 AWG | 5.3 | |
20-30 | 12V | 3% | 8 AWG | 8.4 | |
20-50 | ≤10 | 12V | 3% | 10 AWG | 5.3 |
10-20 | 12V | 3% | 8 AWG | 8.4 | |
20-30 | 12V | 3% | 6 AWG | 13.3 | |
50-100 | ≤10 | 12V | 3% | 6 AWG | 13.3 |
10-20 | 12V | 3% | 4 AWG | 21.2 | |
20-30 | 12V | 3% | 2 AWG | 33.6 | |
100-200 | ≤10 | 12V | 3% | 2 AWG | 33.6 |
10-20 | 12V | 3% | 1/0 AWG | 53.5 | |
20-30 | 12V | 3% | 2/0 AWG | 67.4 |
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