Factory H07V-K series 1.5mm², 2.5mm², 6mm², 10mm², 16mm² pure copper car battery cable flexible electrical wires are high-performance cables specially designed for automotive power transmission systems. With high-purity pure copper as the conductor core, combined with temperature-resistant and wear-resistant insulation and sheath materials, they have excellent conductivity, flexibility and environmental adaptability. They are widely used in car battery connection, power distribution in the engine compartment and power supply of on-board equipment, providing reliable guarantee for the stable operation of automotive electrical systems.​ I. Core Specifications and Performance Parameters​ Conductor and Conductivity Performance​ 1.5mm² cable: Composed of 19 strands of 0.32mm fine copper wires. The DC resistance of the conductor at 20℃ is ≤12.1Ω/km, and the current-carrying capacity when laid in air reaches 19A, which can meet the power supply requirements of small on-board electrical appliances.​ 2.5mm² cable: Stranded by 19 strands of 0.41mm copper wires, with a DC resistance of ≤7.41Ω/km and a current-carrying capacity of 25A, suitable for short-distance connection between car batteries and starter motors.​ 6mm² cable: 7 strands of 1.04mm copper wire stranded structure, with a DC resistance of ≤3.08Ω/km and a current-carrying capacity of 42A, which can be used for main power lines of automobiles and power supply for high-power equipment.​ 10mm² cable: 7 strands of 1.35mm copper wire stranded, with a DC resistance of ≤1.83Ω/km and a current-carrying capacity of 57A, suitable for battery pack connection of large trucks or special vehicles.​ 16mm² cable: 7 strands of 1.70mm copper wire stranded, with a DC resistance of ≤1.15Ω/km and a current-carrying capacity of 74A, which can meet the high-power power transmission needs of heavy machinery vehicles.​ All conductors are made of electrolytic pure copper with a purity of ≥99.95%. After annealing treatment, their flexibility is significantly improved, with a bending radius of ≤4 times the outer diameter. They can easily adapt to the complex wiring space inside the car, and still maintain good conductivity after multiple bendings.​ Insulation and Sheath Performance​ The insulation layer is made of temperature-resistant PVC material, and its thickness increases with the specification (0.8mm for 1.5mm² and 1.4mm for 16mm²). It has a temperature resistance range of -40℃ to 90℃, and can resist the high-temperature environment in the engine compartment and the influence of low temperature in winter.​ The sheath layer is made of flame-retardant PVC material with oil-resistant additives, with a thickness of 1.0-1.6mm and an overall outer diameter of 6.5-18mm. It has excellent oil resistance, can resist the erosion of common automotive fluids such as engine oil and transmission oil, and passes the vertical burning test (VW-1 level), improving the electrical safety of the vehicle.​ Electrical Safety Performance​ The rated voltage is 450/750V, which is far higher than the working voltage of the automotive electrical system. It can withstand a power frequency withstand voltage of 3kV for 5 minutes without breakdown.​ The insulation resistance is ≥100MΩ (at 90℃), and the short-circuit withstand temperature is 160℃ (5 seconds). It meets automotive cable standards such as ISO 6722 and SAE J1128, ensuring electrical stability under working conditions such as vehicle bumping and vibration.​ II. Characteristic Applications and Scene Adaptation​ Passenger Car Field​ 1.5mm² cable: Used for power connection of low-power equipment such as car audio, navigation systems, and interior lighting. The slender wire diameter is convenient for hidden wiring and does not occupy interior space.​ 2.5mm² cable: As the connection line between the car battery and the fuse box, cigarette lighter interface, it can flexibly adjust the wiring angle according to the battery position while meeting the current transmission demand.​ 6mm² cable: Adapted to the low-voltage battery system of new energy passenger cars, connecting the battery and the on-board charger. Its temperature resistance can cope with the temperature rise during charging and discharging.​ Commercial Vehicles and Special Vehicles​ 10mm² cable: Used for the starter motor line of medium-sized trucks and the power supply of refrigeration units of refrigerated trucks, which can withstand the continuous current generated by the vehicle's long-term operation.​ 16mm² cable: Adapted to the series line of battery packs of heavy trucks and engineering vehicles, it still maintains stable power transmission under bumpy road conditions, ensuring the smooth start of the engine.​ Special Environment Applications​ High-temperature scenes: The wire harness near the exhaust pipe in the engine compartment, with 90℃ temperature resistance, can resist the influence of radiant heat and avoid aging and cracking of the insulation layer.​ Oil-contaminated environment: The cables near the gearbox, the oil-resistant sheath can prevent insulation failure caused by oil penetration, prolonging the service life.​ Low-temperature areas: In the severe cold environment of -40℃, the cable still maintains flexibility, avoiding breakage caused by brittle cables when the vehicle starts in winter.​ III. Material Technology and Advantages​ The conductor is made of high-purity electrolytic copper, which is treated by continuous annealing process to eliminate internal stress, improve flexibility and ensure a conductivity of more than 99.9%, reducing transmission loss.​ The insulation and sheath are formed in one time by co-extrusion process, with tight interlayer bonding without bubbles, improving the peel resistance, and can resist vibration and friction during vehicle driving.​ The surface of the cable is printed with clear specification marks, certification information and meter marks, which is convenient for quick identification and cutting during installation, improving construction efficiency.​ The overall structure has passed strict tests such as 1000 bending tests (bending radius 4 times the outer diameter) and 500-hour oil resistance tests (100℃ oil immersion), ensuring reliable operation during the entire life cycle of the car.​ With the characteristics of strong adaptability and stable performance, this series of cables has become the preferred cable in the automobile manufacturing and after-sales maintenance market. It can accurately match specifications according to vehicle types and power of electrical equipment, balancing safety and economy.

Flexible Electrical Wire H07VK: 1x1.5 to 16mm² in Red, Black, Green-Yellow PVC Insulation​ The H07VK flexible electrical wire is a high-performance solution designed for versatile electrical installations, available in cross-sectional areas from 1.5mm² to 16mm². Featuring a single conductor construction with PVC insulation, this wire comes in three essential colors—red, black, and green-yellow—facilitating easy identification of live, neutral, and earth connections, respectively.​ Crafted for flexibility, the wire’s stranded conductor allows effortless routing in tight spaces, around corners, or through complex systems, making it ideal for both residential and light commercial applications. The PVC insulation, compliant with H07VK standards, offers robust protection against moisture, abrasion, and temperature variations (operating efficiently between -25°C and 70°C), ensuring durability in diverse environments.​ With a focus on safety and compliance, this wire meets stringent European standards, guaranteeing reliable performance in power distribution, appliance wiring, and lighting systems. The range of sizes caters to varying current demands: smaller gauges (1.5mm²–4mm²) suit household appliances and lighting, while larger sizes (6mm²–16mm²) handle higher loads in commercial equipment or power outlets.​ Combining flexibility, color-coded safety, and PVC resilience, the H07VK wire is a trusted choice for professionals seeking efficient, code-compliant electrical solutions.

The 2-core PVC insulated copper cable, as a practical and flexible electrical connection cable with specifications ranging from 1.5-6mm² and a rated voltage of 300/500V, is widely used in building electrical, household appliances, industrial control and other fields due to its unique structural design and excellent performance, making it an ideal choice in medium and low-load circuits.​ In terms of specification parameters, this series of cables covers a variety of cross-sectional sizes, accurately matching different power demands. The conductor of the 1.5mm² cable is stranded with multiple 0.15mm fine copper wires, with a DC resistance of ≤12.1Ω/km at room temperature and an allowable continuous current-carrying capacity of 16A, suitable for power supply lines of lighting fixtures and small household appliances. The 2.5mm² cable has a current-carrying capacity of 25A and a DC resistance of ≤7.41Ω/km, which can meet the power demand of equipment such as air conditioners and electric water heaters. The 4mm² cable has a current-carrying capacity of 32A and a DC resistance of ≤4.61Ω/km, suitable for control circuits of small industrial machinery. The 6mm² cable has a current-carrying capacity of 42A and a DC resistance of ≤3.08Ω/km, capable of handling power transmission for higher-power equipment. The rated voltage of 300/500V not only meets the 220V standard voltage requirement in homes and offices but also can withstand grid fluctuations, providing sufficient guarantee for circuit safety.​ The structural design of the cable highlights practicality. The two cores are insulated from each other and arranged in parallel, with a unified PVC sheath wrapped around the outside, which not only ensures electrical isolation between the two cores but also enhances the stability of the overall structure. The PVC insulation layer and sheath have excellent corrosion resistance, which can resist moisture, dust, and slight chemical erosion in the daily environment. The insulation resistance is ≥100MΩ, effectively preventing the risk of electric leakage. At the same time, the thickness of the insulation layer and sheath increases with the specification. The 1.5mm² cable has an insulation thickness of 0.8mm and a sheath thickness of 0.6mm, while the 6mm² cable has an insulation thickness of 1.0mm and a sheath thickness of 0.8mm, ensuring that cables of different specifications can maintain good mechanical strength and insulation performance.​ Flexibility is a significant advantage of this cable. The stranded technology of multiple fine copper wires makes the minimum bending radius of the cable only 4 times the outer diameter, which can easily adapt to wiring needs in narrow spaces such as corner turns and inside equipment. Even after multiple bendings, the conductor can remain intact, avoiding the risk of breakage due to excessive rigidity. For example, in home decoration, it can be hidden in wall trunking or under the floor, reducing the impact on the aesthetics of the decoration. Inside office equipment, it can flexibly deform with the movement of components, extending the service life of the line.​ The application scenarios are diversified. In the field of building electrical, 1.5-2.5mm² cables are often used in lighting circuits and socket connections, while 4-6mm² cables are suitable for home main circuits and small power lines. In household appliances, it can be used as power connecting lines for washing machines, refrigerators, air conditioners and other equipment, and its flexible design facilitates line adjustment when the equipment is moved. In the industrial control field, 4-6mm² cables can connect assembly line sensors, small motors, etc., withstanding slight vibrations and temperature changes in the workshop environment.​ In addition, the cable has passed the GB/T 5023.4 standard certification, with a sheath oxygen index of ≥28 and self-extinguishing properties, which can quickly flame retardant when exposed to open flames. Each roll of cable is available in 100-meter and 200-meter lengths, supporting cutting according to actual needs to reduce material waste. Overall, this 2-core PVC insulated copper cable, with the advantages of "complete specifications + flexible adaptation + safety and reliability", perfectly balances construction convenience and electrical safety, making it the preferred cable for medium and low-load electrical systems.

RV Flexible Electrical Cable 300/500V 1mm² to 6mm² PVC Insulated Copper Wire is a multi-strand copper core cable specially designed for scenarios requiring frequent bending and movement. It is widely used in internal connections of household appliances, instruments, automation equipment, and lighting systems. Its core structure consists of conductors made by stranding multiple fine copper wires, with cross-sectional areas ranging from 1mm² to 6mm², which can flexibly adapt to the power requirements of different devices. For example, 1mm² is suitable for small lamps and sensors, while 6mm² can meet the temporary power supply of medium-sized motors.​ The conductor is made of high-purity electrolytic copper (purity ≥99.95%) through a fine stranding process. It not only has excellent conductivity (conductivity ≥58MS/m) but also possesses outstanding flexibility and fatigue resistance, able to withstand tens of thousands of bends without breaking easily. Each conductor is wrapped with a uniform PVC insulation layer, with thickness ranging from 0.5mm to 1.0mm depending on the specification. The insulation resistance is ≥100MΩ, which can withstand a 2kV power frequency withstand voltage test, effectively isolating current and resisting daily wear and tear. The PVC insulation material also has flame-retardant properties (complying with UL94 V-0 standards), which can self-extinguish quickly after the open flame is removed, and has an operating temperature range of -15℃ to 70℃, adapting to most indoor and outdoor environments.​ As a typical representative of flexible cables, the multi-strand stranded structure of RV cables makes their bending radius only 4 times the outer diameter of the cable (much smaller than 6 times that of rigid cables), making them particularly suitable for wiring in narrow spaces, such as internal connections of printers, mobile lines of stage lighting, and cables for robot joints. The surface of the insulation layer is printed with clear marks, including specifications, voltage levels, certification marks (such as GB 5023, IEC 60228), and production information, facilitating quick identification and quality traceability. The cables come in a variety of colors (black, red, blue, etc.), which can distinguish different circuits by color, simplifying installation and maintenance.​ In practical applications, RV cables have become the ideal choice for mobile devices due to their flexibility: such as connecting the power leads of vacuum cleaners, internal wiring of medical equipment, and sensor connecting lines of automated production lines. The product has undergone strict tests, including bending resistance, insulation aging resistance, conductor resistance, etc., to ensure stable performance under frequent movement and bending conditions. It is an efficient connection solution that balances flexibility, safety, and durability.