Best 2 Core Twin Red Black Automotive Auto Cable Wire 12v of 2026

Last updated on 12/02/2026
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1
Automotive Round Twin 2 Core Cable 12v 24v Thin Wall Wire (29 AMP Rated 2.5mm²) 10/30/50/100 Metre (10M Coil)

Automotive Round Twin 2 Core Cable 12v 24v Thin Wall Wire (29 AMP Rated 2.5mm²) 10/30/50/100 Metre (10M Coil)

Autowiring
Why we love it
  • Durable and reliable construction.
  • High current capacity.
  • Compact and versatile design.
Main Highlights
  • 2.5mm² Round Twin Core cable RATED TO 29 AMPS
  • Black sheath with Red and Black cores
  • Conductor Specification: 2x 35/0.30 - 35 Stands of 0.3mm²
  • Conductor Cross Section: 2.5mm²
  • Maximum overall diameter of cable: 8.5mm
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9.8
Exceptional
9.8
Exceptional
Autowiring

Automotive Round Twin 2 Core Cable 12v 24v Thin Wall Wire (29 AMP Rated 2.5mm²) 10/30/50/100 Metre (10M Coil)

Why we love it
  • Durable and reliable construction.
  • High current capacity.
  • Compact and versatile design.
Main Highlights
  • 2.5mm² Round Twin Core cable RATED TO 29 AMPS
  • Black sheath with Red and Black cores
  • Conductor Specification: 2x 35/0.30 - 35 Stands of 0.3mm²
  • Conductor Cross Section: 2.5mm²
  • Maximum overall diameter of cable: 8.5mm
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Value for Money
2
Automotive FLAT Twin 2 Core Cable 12v 24v Thin Wall Wire (21 AMP Rated 1.5mm²) 10/30/50/100 Metre (10 Metre Coil)

Automotive FLAT Twin 2 Core Cable 12v 24v Thin Wall Wire (21 AMP Rated 1.5mm²) 10/30/50/100 Metre (10 Metre Coil)

Autowiring
Why we love it
  • Durable and reliable cable.
  • High amp rating.
  • Compact dimensions.
Main Highlights
  • 1.5mm² Flat Twin Core cable RATED TO 21 AMPS
  • Black sheath with Red and Black cores
  • Conductor Specification: 2x 21/0.30 - 21 Stands of 0.3mm²
  • Conductor Cross Section: 1.5mm²
  • Maximum overall diameter of cable: 3.5mm x 5.8mm
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9.7
Exceptional
9.7
Exceptional
Autowiring

Automotive FLAT Twin 2 Core Cable 12v 24v Thin Wall Wire (21 AMP Rated 1.5mm²) 10/30/50/100 Metre (10 Metre Coil)

Why we love it
  • Durable and reliable cable.
  • High amp rating.
  • Compact dimensions.
Main Highlights
  • 1.5mm² Flat Twin Core cable RATED TO 21 AMPS
  • Black sheath with Red and Black cores
  • Conductor Specification: 2x 21/0.30 - 21 Stands of 0.3mm²
  • Conductor Cross Section: 1.5mm²
  • Maximum overall diameter of cable: 3.5mm x 5.8mm
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3
electrosmart 2 Core 1.5mm 21 Amp Twin Red/Black Copper Automotive Auto Boat Marine Cable Wire 2 x 1.5mm Thin Wall Flat Stranded 12V 24V (10m)

electrosmart 2 Core 1.5mm 21 Amp Twin Red/Black Copper Automotive Auto Boat Marine Cable Wire 2 x 1.5mm Thin Wall Flat Stranded 12V 24V (10m)

electrosmart
Why we love it
  • High temperature resistance features.
  • Versatile for various voltage systems.
  • Durable against fuels and oils.
Main Highlights
  • High Specification, High temperature thin wall low voltage wiring cable
  • Suitable for 12v or 24v systems, with a Maximum voltage of 60v.
  • Temperature Range of -40 Celsius to 105 Celsius, Plain copper conductors, PVC insulated
  • Good resistance to petrol, diesel, lubricating oils and diluted acids.
  • Cross Sectional Area: 2 x 1.5mm, Amp/Current Rating: 21 Amps
  • Please see our Amazon Store for our full range of thin wall cable (11A - 42A)
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9.5
Superb
9.5
Superb
electrosmart

electrosmart 2 Core 1.5mm 21 Amp Twin Red/Black Copper Automotive Auto Boat Marine Cable Wire 2 x 1.5mm Thin Wall Flat Stranded 12V 24V (10m)

Why we love it
  • High temperature resistance features.
  • Versatile for various voltage systems.
  • Durable against fuels and oils.
Main Highlights
  • High Specification, High temperature thin wall low voltage wiring cable
  • Suitable for 12v or 24v systems, with a Maximum voltage of 60v.
  • Temperature Range of -40 Celsius to 105 Celsius, Plain copper conductors, PVC insulated
  • Good resistance to petrol, diesel, lubricating oils and diluted acids.
  • Cross Sectional Area: 2 x 1.5mm, Amp/Current Rating: 21 Amps
  • Please see our Amazon Store for our full range of thin wall cable (11A - 42A)
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4
VIABRICO 100FT 18 AWG Gauge Electrical Wire, DC 12V Hookup Red Black Copper Stranded Auto 2 Cord Low Voltage, Extension Cable with Spool for LED Ribbon Lamp Light

VIABRICO 100FT 18 AWG Gauge Electrical Wire, DC 12V Hookup Red Black Copper Stranded Auto 2 Cord Low Voltage, Extension Cable with Spool for LED Ribbon Lamp Light

Viabrico
Why we love it
  • Exceptional quality and durability.
  • Convenience in usage.
  • Wide range of applications.
Main Highlights
  • VIABRICO Low Voltage Wire : 18/2 gauge black and red speaker wire is ideal for low voltage applications such as 12V/24V DC circuit connections, home or car speakers, home appliances, single color LED light strip, lamps, automotive, boat ect.
  • Benefits of CCA Wire : CCA 12 volt wire combines the high conductivity of copper with the lightweight properties of aluminum to provide a lighter, more flexible option. It is more cost-effective than copper wire, saving money while providing the same functionality and reliability as copper wire.
  • Premium PVC Insulation : The PVC jacket of the 18 AWG 2 conductor wire is rugged and flexible, making it suitable for wiring in small spaces. It has good anti-aging, moisture-proof and anti-corrosion properties, and is heat and cold resistant, with an operating temperature range of -20°C to 70°C.
  • Convenient to Use : 100ft 18 gauge electrical wire length is long enough. Easily peel and cut to any length you need. The 2 colors jacket allow for easy polarity differentiation and are numbered for accuracy, reducing the risk of damage to the device due to incorrect polarity.
  • Package Includes : The extension led wire comes in 100ft/spool (100ft red and 100ft black) We're committed to top-notch customer service for your pleasant shopping experience. For questions or assistance, contact us directly. Your satisfaction is our priority.
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9.3
Superb
9.3
Superb
Viabrico

VIABRICO 100FT 18 AWG Gauge Electrical Wire, DC 12V Hookup Red Black Copper Stranded Auto 2 Cord Low Voltage, Extension Cable with Spool for LED Ribbon Lamp Light

Why we love it
  • Exceptional quality and durability.
  • Convenience in usage.
  • Wide range of applications.
Main Highlights
  • VIABRICO Low Voltage Wire : 18/2 gauge black and red speaker wire is ideal for low voltage applications such as 12V/24V DC circuit connections, home or car speakers, home appliances, single color LED light strip, lamps, automotive, boat ect.
  • Benefits of CCA Wire : CCA 12 volt wire combines the high conductivity of copper with the lightweight properties of aluminum to provide a lighter, more flexible option. It is more cost-effective than copper wire, saving money while providing the same functionality and reliability as copper wire.
  • Premium PVC Insulation : The PVC jacket of the 18 AWG 2 conductor wire is rugged and flexible, making it suitable for wiring in small spaces. It has good anti-aging, moisture-proof and anti-corrosion properties, and is heat and cold resistant, with an operating temperature range of -20°C to 70°C.
  • Convenient to Use : 100ft 18 gauge electrical wire length is long enough. Easily peel and cut to any length you need. The 2 colors jacket allow for easy polarity differentiation and are numbered for accuracy, reducing the risk of damage to the device due to incorrect polarity.
  • Package Includes : The extension led wire comes in 100ft/spool (100ft red and 100ft black) We're committed to top-notch customer service for your pleasant shopping experience. For questions or assistance, contact us directly. Your satisfaction is our priority.
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5
Automotive Round Twin 2 Core Cable 12V/24V Thin Wall Wire for Auto Boat 16.5A, 1mm² (10M Coil)

Automotive Round Twin 2 Core Cable 12V/24V Thin Wall Wire for Auto Boat 16.5A, 1mm² (10M Coil)

BMF DIRECT
Why we love it
  • Dependable performance in low-voltage applications.
  • Endures extreme temperatures efficiently.
  • Flexible design for tight spaces.
Main Highlights
  • High-Performance Automotive Cable: Designed for 12V and 24V systems with a maximum voltage of 60V, this 12V twin core cable ensures dependable performance in low-voltage applications.
  • High Temperature Resistance: Built to endure extreme conditions, operating efficiently between -40°C and 105°C. Perfect for demanding environments requiring 12V or 24V wire 2 core solutions.
  • Durable Construction: Features plain copper conductors with PVC insulation, offering excellent resistance to petrol, diesel, oils, and diluted acids. Ideal for applications needing 2 core 12V cable or 12V round cable.
  • Thin Wall Design: Compact and flexible for effortless installation in tight spaces, making it suitable as 1mm 12V cable or 2 core round 12V wiring.
  • Specifications: Cross-sectional area of 2 x 1.0mm² with a 16.5-amp current rating, perfect for 12 volt cable, 12V wire cable, or general 12V twin core cable requirements.
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9.2
Superb
9.2
Superb
BMF DIRECT

Automotive Round Twin 2 Core Cable 12V/24V Thin Wall Wire for Auto Boat 16.5A, 1mm² (10M Coil)

Why we love it
  • Dependable performance in low-voltage applications.
  • Endures extreme temperatures efficiently.
  • Flexible design for tight spaces.
Main Highlights
  • High-Performance Automotive Cable: Designed for 12V and 24V systems with a maximum voltage of 60V, this 12V twin core cable ensures dependable performance in low-voltage applications.
  • High Temperature Resistance: Built to endure extreme conditions, operating efficiently between -40°C and 105°C. Perfect for demanding environments requiring 12V or 24V wire 2 core solutions.
  • Durable Construction: Features plain copper conductors with PVC insulation, offering excellent resistance to petrol, diesel, oils, and diluted acids. Ideal for applications needing 2 core 12V cable or 12V round cable.
  • Thin Wall Design: Compact and flexible for effortless installation in tight spaces, making it suitable as 1mm 12V cable or 2 core round 12V wiring.
  • Specifications: Cross-sectional area of 2 x 1.0mm² with a 16.5-amp current rating, perfect for 12 volt cable, 12V wire cable, or general 12V twin core cable requirements.
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6
BMF DIRECT Flat Twin 2 Core Cable Pure Copper 12V/24V – Thin Wall Automotive Wire (1.0mm² 16.5A, 10m Coil)

BMF DIRECT Flat Twin 2 Core Cable Pure Copper 12V/24V – Thin Wall Automotive Wire (1.0mm² 16.5A, 10m Coil)

BMF DIRECT
Why we love it
  • Dependable in low-voltage applications.
  • Endures extreme temperature conditions.
  • Compact design for easy installation.
Main Highlights
  • COPPER STRANDED CONDUCTORS – Manufactured with stranded copper conductors for reliable performance in 12V & 24V low-voltage automotive applications.
  • DESIGNED FOR VEHICLES, VANS & MARINE USE – Suitable for car electrics, campervans, caravans, boats, LED lighting, accessories and other low-voltage installations.
  • OIL, FUEL & HEAT RESISTANT PVC INSULATION – Flexible thin-wall insulation rated from –40°C to +105°C for automotive environments.
  • 1.0mm² – UP TO 16.5 AMPS CURRENT RATING – Twin core flat cable (Red & Black) with overall diameter approx. 5.5 × 3.5mm, easy to route in tight spaces.
  • QUALITY CONTROLLED & UK STOCK – Carefully packed, accurately measured and dispatched from UK stock.
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9.1
Superb
9.1
Superb
BMF DIRECT

BMF DIRECT Flat Twin 2 Core Cable Pure Copper 12V/24V – Thin Wall Automotive Wire (1.0mm² 16.5A, 10m Coil)

Why we love it
  • Dependable in low-voltage applications.
  • Endures extreme temperature conditions.
  • Compact design for easy installation.
Main Highlights
  • COPPER STRANDED CONDUCTORS – Manufactured with stranded copper conductors for reliable performance in 12V & 24V low-voltage automotive applications.
  • DESIGNED FOR VEHICLES, VANS & MARINE USE – Suitable for car electrics, campervans, caravans, boats, LED lighting, accessories and other low-voltage installations.
  • OIL, FUEL & HEAT RESISTANT PVC INSULATION – Flexible thin-wall insulation rated from –40°C to +105°C for automotive environments.
  • 1.0mm² – UP TO 16.5 AMPS CURRENT RATING – Twin core flat cable (Red & Black) with overall diameter approx. 5.5 × 3.5mm, easy to route in tight spaces.
  • QUALITY CONTROLLED & UK STOCK – Carefully packed, accurately measured and dispatched from UK stock.
Show More
7
electrosmart 2 Core Twin Red/Black Copper Automotive Auto Boat Marine Cable Wire 2 x 2.5mm Thin Wall Flat Stranded 12V 24V 29 Amp (5m)

electrosmart 2 Core Twin Red/Black Copper Automotive Auto Boat Marine Cable Wire 2 x 2.5mm Thin Wall Flat Stranded 12V 24V 29 Amp (5m)

electrosmart
Why we love it
  • Supports high voltage systems.
  • Performs in extreme temperatures.
  • Resistant to various chemicals.
Main Highlights
  • High Specification, High temperature thin wall low voltage wiring cable
  • Suitable for 12v or 24v systems, with a Maximum voltage of 60v.
  • Temperature Range of -40 Celsius to 105 Celsius.
  • Plain copper conductors, PVC insulated. Good resistance to petrol, diesel, lubricating oils and diluted acids.
  • Cross Sectional Area: 2 x 2.5mm, Amp/Current Rating: 29 Amps
Show More
9.1
Superb
9.1
Superb
electrosmart

electrosmart 2 Core Twin Red/Black Copper Automotive Auto Boat Marine Cable Wire 2 x 2.5mm Thin Wall Flat Stranded 12V 24V 29 Amp (5m)

Why we love it
  • Supports high voltage systems.
  • Performs in extreme temperatures.
  • Resistant to various chemicals.
Main Highlights
  • High Specification, High temperature thin wall low voltage wiring cable
  • Suitable for 12v or 24v systems, with a Maximum voltage of 60v.
  • Temperature Range of -40 Celsius to 105 Celsius.
  • Plain copper conductors, PVC insulated. Good resistance to petrol, diesel, lubricating oils and diluted acids.
  • Cross Sectional Area: 2 x 2.5mm, Amp/Current Rating: 29 Amps
Show More
8
Twin 2 Core Cable for 12V/24V – Thin Wall Wire – 0.5mm² to 3.0mm² – 11A to 33A Rated – Automotive & Marine – Red & Black – 5m to 100m (25 amps 2.0 mm, 10 Meter)

Twin 2 Core Cable for 12V/24V – Thin Wall Wire – 0.5mm² to 3.0mm² – 11A to 33A Rated – Automotive & Marine – Red & Black – 5m to 100m (25 amps 2.0 mm, 10 Meter)

MAIL MORE
Why we love it
  • Durable thin wall design.
  • Suitable for 12V and 24V.
  • Oil, diesel, acid resistant.
Main Highlights
  • ✔️ HIGH QUALITY TWIN CORE CABLE – Durable thin wall design with black outer sheath and red & black inner cores, ideal for automotive and marine use.
  • ✔️ MULTIPLE SIZES & CURRENT RATINGS – Available in 0.5mm² to 4.5mm², handling from 11A up to 42A. Suitable for 12V and 24V DC systems.
  • ✔️ OIL, DIESEL & ACID RESISTANT – Manufactured with hard PVC insulation that resists abrasion, lubricants, petrol, diesel, and diluted acids.
  • ✔️ FLEXIBLE & SPACE-SAVING – Reduced insulation for easier routing, increased amp handling, and compact installations in tight spaces.
  • ✔️ VERSATILE LENGTH OPTIONS – Available in 5m, 10m, 30m, 50m, and 100m coils. Ideal for automotive repairs, marine wiring, trailers, vans, and DIY electrics.
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9.0
Superb
9.0
Superb
MAIL MORE

Twin 2 Core Cable for 12V/24V – Thin Wall Wire – 0.5mm² to 3.0mm² – 11A to 33A Rated – Automotive & Marine – Red & Black – 5m to 100m (25 amps 2.0 mm, 10 Meter)

Why we love it
  • Durable thin wall design.
  • Suitable for 12V and 24V.
  • Oil, diesel, acid resistant.
Main Highlights
  • ✔️ HIGH QUALITY TWIN CORE CABLE – Durable thin wall design with black outer sheath and red & black inner cores, ideal for automotive and marine use.
  • ✔️ MULTIPLE SIZES & CURRENT RATINGS – Available in 0.5mm² to 4.5mm², handling from 11A up to 42A. Suitable for 12V and 24V DC systems.
  • ✔️ OIL, DIESEL & ACID RESISTANT – Manufactured with hard PVC insulation that resists abrasion, lubricants, petrol, diesel, and diluted acids.
  • ✔️ FLEXIBLE & SPACE-SAVING – Reduced insulation for easier routing, increased amp handling, and compact installations in tight spaces.
  • ✔️ VERSATILE LENGTH OPTIONS – Available in 5m, 10m, 30m, 50m, and 100m coils. Ideal for automotive repairs, marine wiring, trailers, vans, and DIY electrics.
Show More
9
Automotive Round Twin 2 Core Cable 12V/24V Thin Wall Wire for Auto Boat 21A, 1.5mm² (5M Coil)

Automotive Round Twin 2 Core Cable 12V/24V Thin Wall Wire for Auto Boat 21A, 1.5mm² (5M Coil)

BMF DIRECT
Why we love it
  • Dependable performance in low-voltage applications.
  • Endures extreme temperatures effectively.
  • Flexible design for easy installation.
Main Highlights
  • High-Performance Automotive Cable: Designed for 12V and 24V systems with a maximum voltage of 60V, this 12V twin core cable ensures dependable performance in low-voltage applications.
  • High Temperature Resistance: Built to endure extreme conditions, operating efficiently between -40°C and 105°C. Perfect for demanding environments requiring 12V or 24V wire 2 core solutions.
  • Durable Construction: Features plain copper conductors with PVC insulation, offering excellent resistance to petrol, diesel, oils, and diluted acids. Ideal for applications needing 2 core 12V cable or 12V round cable.
  • Thin Wall Design: Compact and flexible for effortless installation in tight spaces, making it suitable as 1mm 12V cable or 2 core round 12V wiring.
  • Specifications: Cross-sectional area of 2 x 1.5mm² with a 21-amp current rating, perfect for 12 volt cable, 12V wire cable, or general 12V twin core cable requirements.
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8.9
Excellent
8.9
Excellent
BMF DIRECT

Automotive Round Twin 2 Core Cable 12V/24V Thin Wall Wire for Auto Boat 21A, 1.5mm² (5M Coil)

Why we love it
  • Dependable performance in low-voltage applications.
  • Endures extreme temperatures effectively.
  • Flexible design for easy installation.
Main Highlights
  • High-Performance Automotive Cable: Designed for 12V and 24V systems with a maximum voltage of 60V, this 12V twin core cable ensures dependable performance in low-voltage applications.
  • High Temperature Resistance: Built to endure extreme conditions, operating efficiently between -40°C and 105°C. Perfect for demanding environments requiring 12V or 24V wire 2 core solutions.
  • Durable Construction: Features plain copper conductors with PVC insulation, offering excellent resistance to petrol, diesel, oils, and diluted acids. Ideal for applications needing 2 core 12V cable or 12V round cable.
  • Thin Wall Design: Compact and flexible for effortless installation in tight spaces, making it suitable as 1mm 12V cable or 2 core round 12V wiring.
  • Specifications: Cross-sectional area of 2 x 1.5mm² with a 21-amp current rating, perfect for 12 volt cable, 12V wire cable, or general 12V twin core cable requirements.
Show More
10
Qiping Flat 2 Core Cable Twin Red/Black Copper Trailer Caravan Auto Boat Cable Wire 12V/24V,Suitable for LED Light Wiring Connections(2 Core 0.5mm²,5M)

Qiping Flat 2 Core Cable Twin Red/Black Copper Trailer Caravan Auto Boat Cable Wire 12V/24V,Suitable for LED Light Wiring Connections(2 Core 0.5mm²,5M)

Qiping
Why we love it
  • High durability and flexibility.
  • Waterproof and flame retardant.
  • Suitable for multiple vehicles.
Main Highlights
  • [About the product] - Trailer cable, length: 5M, conductor cross-section: 0.5mm², voltage: 12/24V, suitable for agricultural vehicles, engineering vehicles, RVs, golf carts, all-terrain vehicles, etc.
  • [Product Performance] - Using black/red 2-core cable, material: copper conductor, easy to peel off, the cable has the advantages of high durability, flexibility, and long service life, better ensuring your driving safety.
  • [Application Scenario] -The product can be used in trailer extension cords, trailer taillight socket extension cords, car wiring equipment, car audio, outdoor lighting, electrical connections and other low-voltage and low-power scenarios.
  • [Protection level] -Insulation material: PVC, working temperature: -40°/+85°C, the product has passed relevant tests, flame retardant, waterproof and moisture-proof, shock-proof and wear-resistant, corrosion-resistant, and not easily damaged.
  • [Help Service] - If you have any questions about the product, please feel free to contact us, we will reply to you as soon as possible and provide a good solution to ensure your shopping experience.
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8.9
Excellent
8.9
Excellent
Qiping

Qiping Flat 2 Core Cable Twin Red/Black Copper Trailer Caravan Auto Boat Cable Wire 12V/24V,Suitable for LED Light Wiring Connections(2 Core 0.5mm²,5M)

Why we love it
  • High durability and flexibility.
  • Waterproof and flame retardant.
  • Suitable for multiple vehicles.
Main Highlights
  • [About the product] - Trailer cable, length: 5M, conductor cross-section: 0.5mm², voltage: 12/24V, suitable for agricultural vehicles, engineering vehicles, RVs, golf carts, all-terrain vehicles, etc.
  • [Product Performance] - Using black/red 2-core cable, material: copper conductor, easy to peel off, the cable has the advantages of high durability, flexibility, and long service life, better ensuring your driving safety.
  • [Application Scenario] -The product can be used in trailer extension cords, trailer taillight socket extension cords, car wiring equipment, car audio, outdoor lighting, electrical connections and other low-voltage and low-power scenarios.
  • [Protection level] -Insulation material: PVC, working temperature: -40°/+85°C, the product has passed relevant tests, flame retardant, waterproof and moisture-proof, shock-proof and wear-resistant, corrosion-resistant, and not easily damaged.
  • [Help Service] - If you have any questions about the product, please feel free to contact us, we will reply to you as soon as possible and provide a good solution to ensure your shopping experience.
Show More