Product Description of DC Red and Black Parallel Wire Cables

As dedicated cables for DC power supply connection, DC red and black parallel wire cables stand out as an optimal power supply solution for scenarios including industrial control, security surveillance, smart homes, equipment modification, and laboratory instruments, thanks to their core advantages: precise polarity identification via red-black color coding, convenient wiring with integrated parallel wires, stable power transmission, and wide environmental adaptability.

The product adopts an integrated design of red and black parallel wires. The red wire corresponds to the positive power supply pole, while the black wire corresponds to the negative pole. Combined with DC male/female connectors, it achieves accurate positive-negative pole alignment and prevents device damage caused by incorrect wiring. The DC male connector functions as a mobile power output terminal, commonly used in accessories such as power adapters and power modules. The DC female connector serves as a fixed power interface, integrated into the main body of various devices requiring DC power supply. These two components work in synergy to ensure the stability and safety of DC power supply, and are widely applied in diverse scenarios that demand clear polarity identification and convenient wiring.

In industrial control and automation scenarios, DC red and black parallel wire cables act as core power supply connection components. The power interfaces of equipment such as industrial sensors, small relays, and PLC modules require clear polarity identification. The red-black color coding design enables quick circuit connection, improving the efficiency of installation and debugging. The integrated parallel wire design avoids messy wiring caused by scattered single wires, facilitating circuit arrangement and maintenance between industrial devices. Made of wear-resistant and protective materials, the product can adapt to the complex industrial workshop environment with high temperature, dust, and vibration, ensuring 24/7 uninterrupted and stable power supply for industrial equipment. In addition, in industrial equipment modification and maintenance scenarios, DC red and black parallel wire cables can serve as dedicated power supply connecting lines, accurately matching the DC power supply requirements of different devices and simplifying the modification and maintenance process.

In security surveillance systems, DC red and black parallel wire cables play a crucial role. Most security devices such as surveillance cameras, infrared alarms, and access controllers adopt DC power supply and require long-distance wiring. The red-black color coding design can effectively avoid polarity reversal during construction, reducing the risk of device damage. The parallel wire structure facilitates wiring along corners and pipelines without occupying excessive space, adapting to complex surveillance installation environments. High-purity copper core conductors ensure stable current during long-distance power supply, reduce voltage loss, and guarantee the normal operation of security equipment. Meanwhile, in centrally powered security systems, DC red and black parallel wire cables can realize parallel power supply connection for multiple devices, improving the neatness and maintainability of power supply lines.

In smart home and laboratory equipment scenarios, DC red and black parallel wire cables are widely favored for their convenience and safety. Smart home devices such as small control modules, LED light strips, and smart sensors have diverse power supply needs. The red-black color coding enables quick wiring, suitable for installation operations by non-professionals. The parallel wire design facilitates hidden wiring, enhancing the tidiness of home environments. In laboratory scenarios, the power supply connection of small experimental instruments and testing equipment requires accuracy and stability. The clear polarity identification and stable power supply characteristics of DC red and black parallel wire cables can ensure the accuracy of experimental data. The flexible parallel wire design facilitates the movement of experimental equipment and circuit adjustment, improving the flexibility of experimental operations. In addition, in vehicle electronic modification scenarios, DC red and black parallel wire cables can serve as power supply connecting lines for vehicle-mounted small appliances (such as vehicle chargers and driving recorders), featuring clear red-black color coding and easy installation, which ensures the safe power supply of vehicle-mounted electronic devices.

Core Features

• Precise Polarity Identification with Red-Black Color Coding— Red corresponds to the positive pole (+) and black to the negative pole (-). Enables quick polarity distinction, prevents device damage caused by incorrect wiring, and improves installation and debugging efficiency.
• Integrated Parallel Wire Design— The red and black wires are integrated in parallel, eliminating messy wiring caused by scattered single wires. Facilitates cable arrangement, concealment and maintenance, ideal for complex wiring scenarios.
• High-Purity Copper Core Conductors— The internal wires are made of 100% high-purity oxygen-free copper, featuring excellent conductivity and low resistance. Reduces power supply loss and ensures stable DC power transmission over long distances.
• DC Power Supply Dedicated— Designed for the single function of power supply without redundant data transmission modules. Boasts a simplified structure and enhanced power supply stability, precisely meeting the requirements of various DC-powered devices.
• Wear-Resistant & Weatherproof Outer Sheath— Adopts industrial-grade eco-friendly PVC or rubber outer sheath, offering excellent insulation, wear resistance, high/low temperature resistance and anti-aging performance. Suitable for harsh environments such as industrial workshops and outdoor surveillance sites.
• Flexible Compatibility with DC Male/Female Connectors— Compatible with DC male/female connectors of different specifications (e.g., 5.51mm, 5.52.5mm). Customizable according to device requirements with strong compatibility.
• Flexible & Easy Wiring— The parallel wire structure features good flexibility, allowing for easy bending, edge-along routing and concealed installation. Adapts to diverse wiring needs including narrow spaces and long-distance runs.
• OEM & Bulk Customization Supported— Meets the needs of bulk orders such as industrial supporting, equipment modification and wholesale procurement. Supports customization of cable length, connector specifications and packaging, catering to the core needs of B2B clients.

Product Specifications

• Product Type: DC Red and Black Parallel Wire Cables (with DC Male/Female Connectors)
• Conductor Material: 100% High-purity Oxygen-free Copper Core
• Outer Sheath: Industrial-grade Eco-friendly PVC/Rubber (Insulative, Wear-resistant, High and Low Temperature Resistant)
• Function: DC Power Supply Transmission Only (no data transmission function); Red-black color coding for polarity identification (Red = Positive Pole, Black = Negative Pole)
• DC Connector Specifications: Multiple common specifications available (e.g., 5.51mm, 5.52.5mm, 4.01.7mm, 3.51.35mm, etc.)
• Compatible Devices: Various DC-powered equipment including industrial sensors, surveillance cameras, access control systems, smart home modules, laboratory instruments, and vehicle-mounted electronic devices
• Cable Length: Customizable (e.g., 1m / 2m / 5m / 10m / custom long distances)
• Voltage & Current: Suitable for regular DC power supply needs (e.g., 5V/2A, 12V/1A, 24V/0.5A, 12V/5A, etc.; high-current specifications can be customized as required)
• Operating Temperature: -20℃~80℃ (suitable for most indoor and outdoor environments)

Application Scenarios

• Industrial Control & Automation— Power supply connection and wiring for devices such as industrial sensors, PLC modules, and small relays.
• Security & Surveillance Systems— Long-distance power supply wiring for security equipment including surveillance cameras, infrared alarms, and access controllers.
• Smart Home Installation— Power supply connection and concealed wiring for devices like LED light strips, smart sensors, and small control modules.
• Laboratory Equipment— Precise power supply connection for small experimental instruments and testing equipment.
• Vehicle Electronics Modification— Power line modification and connection for devices such as dashcams and vehicle-mounted small appliances.
• Equipment Modification & Maintenance— Power line replacement, modification and maintenance for various DC-powered devices.
• Industrial/Security Centralized Power Supply— Circuit connection and arrangement for parallel power supply of multiple devices.
• OEM/Industrial Supporting— Used as the original power supply cable for equipment, and supplied together with complete industrial and security equipment.

Product Highlights

• Red-Black Color Coding for Safety & Convenience— Clearly distinguishes positive and negative poles, fundamentally preventing device damage caused by incorrect wiring, reducing installation difficulty and improving construction efficiency.
• Integrated Parallel Wire Design for Tidy Appearance— The dual-wire parallel design solves the problem of messy single-wire layout, facilitates arrangement and maintenance, and is suitable for scenarios requiring concealed wiring.
• High-Purity Copper Core for Stable Power Supply— Ensures stable current transmission and reduces voltage loss. It can guarantee the normal operation of equipment even for long-distance power supply, enhancing power supply reliability.
• Industrial-Grade Protection for Durability— The outer sheath is made of industrial-grade materials, featuring wear resistance, high and low temperature resistance, and anti-aging properties. It can adapt to complex and harsh environments with a long service life.
• Multi-Specification Flexibility for Compatibility— Supports customization of various DC connector specifications and lengths, which can accurately match the power supply needs of different industries and devices with strong compatibility.
• Flexible Structure for Easy Wiring— The parallel wire structure has excellent flexibility, can be easily bent and installed along edges, adapts to diverse wiring scenarios such as narrow spaces and long distances, and lowers installation difficulty.
• Bulk Customization for Industrial Supporting— Supports industrial-grade bulk customization, and can customize connectors, lengths and packaging according to the needs of equipment manufacturers, facilitating the supporting of complete equipment.
• Cost-Effective Industrial-Grade Option— Provides an industrial-grade stable power supply solution at an affordable price, balancing safety and practicality. It is the preferred wire for industrial, security, home and other scenarios.

Quality Assurance (or Quality Certification)

• Adopts 100% high-purity oxygen-free copper core and undergoes rigorous conductivity and loss tests to ensure stable power transmission and compliance with industrial-grade power supply standards.
• The industrial-grade outer sheath material has passed multiple tests including insulation performance, wear resistance, high and low temperature resistance, and anti-aging. It is non-toxic and safe, suitable for use in complex environments.
• DC male and female connectors have passed multiple insertion and extraction tests, with stable contact resistance and firm connection, avoiding power supply interruption caused by poor contact.
• The production factory implements full-process industrial-grade quality control management. From raw material procurement, production and processing to finished product delivery, it has gone through multiple quality inspection procedures such as voltage test, insulation test and weather resistance test, ensuring batch quality consistency and low defect rate.
• Export certification support and relevant certification documents (e.g., compliance with RoHS Directive, industrial product quality inspection report, etc. — please consult for details) can be provided for bulk/industrial supporting customers on demand.

OEM/Customization Services

• Cable length (including long-distance customization), DC connector specifications (various specifications such as 5.5*2.1mm) and outer sheath color and material can be customized according to customer requirements.
• Industrial supporting customization is supported: wire gauge specifications and current carrying capacity can be customized according to the power supply needs of equipment manufacturers, adapting to devices of different power levels.
• Brand and logo customization is supported: brand logos, product specifications, positive and negative pole marks and other information can be printed or affixed on cables, connectors or packaging to enhance brand recognition.
• Flexible Minimum Order Quantity (MOQ)— MOQ can be adjusted according to customer needs, catering to small-batch trial orders, medium-batch procurement and large-scale industrial supporting orders.
• Certification documents required for customs declaration, export and industrial compliance (such as inspection reports, certification certificates, material certificates, etc.) can be provided on demand.
• Packaging customization is supported: multiple packaging forms such as industrial bulk packaging, waterproof packaging and customized cartons are available, adapting to the needs of industrial warehousing, transportation and complete equipment supporting.

l Reasons to Choose Us (Supplier Advantages)

• Professional Manufacturer of Industrial-Grade Wires— Deeply engaged in the field of DC power supply wires, with mature industrial-grade production technology and technical team, can accurately match the professional needs of industrial, security and other fields.
• Outstanding Core Advantages— The red-black color coding and integrated parallel wire design solve the industry pain points of wiring. The product quality complies with industrial-grade standards, and the cost performance is far higher than ordinary DC wires.
• Comprehensive Customization Capability— Can provide full-chain customization services from specifications, functions to packaging according to customers’ personalized needs such as industrial supporting and equipment modification, eliminating the need to cooperate with multiple suppliers.
• Strict Industrial-Grade Quality Control— Adhere to the use of high-quality industrial-grade raw materials and full-process quality control management to ensure the stable operation of products in complex environments and reduce after-sales maintenance costs.
• Improved Industrial Supporting Services— The professional sales team quickly responds to the quotation and sample making needs of industrial customers; can provide technical support to assist customers in completing the adaptation of wires and equipment; the after-sales team timely solves problems such as bulk orders and product use, ensuring long-term and stable industrial supporting cooperation.

Packaging Information

• Standard Industrial Packaging: Bulk packaging (suitable for large-scale industrial supporting orders and procurement by equipment manufacturers, reducing packaging costs); waterproof stretch film packaging (suitable for long-distance wire transportation and warehousing).
• Custom Packaging: Custom industrial carton packaging can be made according to customer needs, printing custom logos, packaging quantity and other information; supports package-with-product packaging for supporting equipment, facilitating the delivery of complete equipment.
• Packaging Labels: Customizable industrial-grade labels, including product name, specification model, positive and negative pole marks, brand logo, batch number, quality inspection information and other content, meeting the needs of industrial warehousing management and compliance.
• Shipping Method: Supports full-batch industrial goods transportation, adopts shockproof, pressure-proof and waterproof packaging materials that meet export standards, adapts to long-distance transportation, ensures that products are not damaged during transportation, and guarantees on-time delivery of orders.