China Electrical Wiring Manufacturers Suppliers Factory - Customized Electrical Wiring

ZJWIRE: Professional Electrical Wiring Manufacturer

Zhejiang Zhongjing Cable Co., Ltd., established in 2000, is located in Zhejiang Province and specializes in the research, production, and sales of wires and cables. The company has grown into a well-known manufacturer by prioritizing quality and innovation. The company's products are widely used in sectors such as construction, energy, telecommunications, and infrastructure.

BVVB Cable
The BVVB Cable is a type of flat electrical cable consisting of high-purity copper conductors, premium-grade PVC insulation, and a durable PVC outer sheath. The flat structure makes it easy to
ABC Cable
The ABC Cable is a set of insulated conductors bundled together, typically consisting of phase conductors and a neutral messenger, designed for aerial installations.
VV Cable
VV Cable consists of copper conductors, PVC insulation, and a PVC outer sheath, making it ideal for indoor and outdoor fixed power installations.
BLV Cable
BLV Cable is composed of a solid aluminum conductor and high-quality PVC insulation, meeting both IEC 60227 and national standards. It is suitable for power distribution at rated voltages up to
VLV Cable
VLV Cable is a low-voltage power cable with an aluminum conductor and polyvinyl chloride (PVC) insulation and sheath. It is manufactured according to IEC 60502 and GB/T 12706 standards, with a rated
YJV22 Cable
YJV22 Cable is a low-voltage armored power cable with a copper conductor, cross-linked polyethylene (XLPE) insulation, PVC sheath, and double-layer steel tape armor. The armor provides strong
KVV Cable
KVV Cable is a PVC-insulated and PVC-sheathed control cable with copper conductors. It is mainly used for controlling, monitoring, and protecting electrical equipment in fixed installations. The
YJV23 Cable
The YJV23 Cable is constructed with high-conductivity copper conductors, cross-linked polyethylene (XLPE) insulation, and a durable PVC outer sheath. Its steel tape armor provides extra protection
YQ/YQW（Rubber Cable）
The YQ Cable is a lightweight, portable cable using fine-stranded copper conductors for excellent conductivity and bending performance. Its high-grade rubber sheath ensures outstanding mechanical
Water Pump Cable
Water Pump Cable: Reliable Medium-Rubber-Sheathed Flexible Cable for Submersible & Outdoor Applications. Conductor: Tinned copper (Class 5/6 stranded) compacted for flexibility. Insulation layer:
YZ/YZW
The YZ/YZW cable is a high-performance medium rubber sheathed flexible cable designed for power transmission in both fixed and mobile electrical equipment. Produced by Zhejiang Zhongjing Wire & Cable
YC/YCW
The YC/YCW Cable is a heavy-duty power cable designed in compliance with GB/T 5013 and IEC 60245 standards. Featuring high-purity stranded copper conductors, rubber insulation, and a tough outer

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Why Choose Us

Extensive Experience

With over two decades of experience, Zhongjing Cable has grown into a trusted and well-known manufacturer by consistently prioritizing quality, innovation, and customer satisfaction.

Technology Certification

The company has obtained ISO 9001 Quality Management System certification and CCC National Compulsory Product Certification, ensuring high-quality standards and product safety.

OEM/ODM Service

We offer professional OEM/ODM services, producing high-quality cable products according to your brand and design requirements. Whether it’s conductor specifications, insulation materials, or color coding, we strictly follow the standards provided by our clients to ensure products perfectly match their brand.

Global Market

Zhejiang Zhongjing Cable Co., Ltd. has successfully expanded its product sales to various international markets, including Italy, Spain, the Philippines, Burundi, Tanzania, and Brazil, as well as regions in the Middle East, Southeast Asia, South America, Africa, and select European countries.

BVVB+E Cable

BVVB+E cable is a type of flat, multi-core power cable widely used in low-voltage electrical installations, primarily in residential, commercial, and light industrial settings. The name breaks down as follows:

ABC Cable

The ABC Cable is a set of insulated conductors bundled together, typically consisting of phase conductors and a neutral messenger, designed for aerial installations.

VV Cable

Xili environmental food oil and water separation products are divided into non-power type,lifting type.

BLV Cable

BLV Cable is composed of a solid aluminum conductor and high-quality PVC insulation, meeting both IEC 60227 and national standards.

VLV Cable

VLV Cable is a low-voltage power cable with an aluminum conductor and polyvinyl chloride (PVC) insulation and sheath.

YJV22 Cable

YJV22 Cable is a low-voltage armored power cable with a copper conductor, cross-linked polyethylene (XLPE) insulation, PVC sheath, and double-layer steel tape armor.

Product Specifications

VV Cable	High-Performance PVC Insulated Power Cable
Conductor Material	High-purity copper
Insulation Material	PVC (Polyvinyl Chloride)
Sheath Material	PVC
Rated Voltage	0.6/1kV
Conductor Class	Class 1 (solid) or Class 2 (stranded)
Temperature Range	-15°C to +70°C
Test Voltage	3.5kV/5min
Color Options	Black or customized
Standards	IEC 60227, GB/T 12706
Core Options	1–5 cores
Cross Section Area	1.5mm² – 630mm²

Advantages of Electrical Wiring

Safety:

Electrical wiring is made of durable and fire-resistant materials that can withstand high temperatures, voltage fluctuations and short circuits. This reduces the risk of electrical fires, shocks, and accidents.

Efficiency:

Electrical wiring has low resistance and high conductivity, which means that it can carry more current with less power loss. This improves the energy efficiency of your electrical system and reduces your electricity bills.

Performance:

Electrical wiring also has a long lifespan and durability, which means that it does not need frequent replacement or repair. It can handle different loads and frequencies without affecting the quality or speed of the electrical signals.

Cost-Effectiveness:

Though proper electrical wiring may require an initial investment, it reduces energy losses, minimizes repair needs, and protects appliances from damage.

Application of Electrical Wiring

Construction Industry

In the construction industry, electrical wires are the lifelines of buildings. Whether it’s wiring for residential complexes, commercial spaces, or industrial facilities, these wires ensure a safe and efficient electrical infrastructure.

Manufacturing Sector

Manufacturing processes heavily depend on the seamless functioning of electrical systems. Electrical wires are crucial in powering machinery, controlling processes, and ensuring production lines operate without disruptions.

Energy Sector

In the energy sector, from power plants to renewable energy installations, electricity transmission demands electrical wires. These wires are designed to handle high voltages and transmit power over long distances efficiently.

Telecommunications

The telecommunications industry relies on electrical wires for the transmission of data. Whether internet connectivity, telephone lines, or data transmission, high-quality wires are the backbone of telecommunications infrastructure.

Transportation

In the transportation sector, electrical wires are integral to the functioning of vehicles and the supporting infrastructure. From automotive wiring harnesses to the electrical systems in trains and airplanes, these wires ensure safe and efficient transportation.

Healthcare

In healthcare facilities, where precision and reliability are paramount, electrical wires are used in medical equipment, diagnostic devices, and critical systems. These wires provide the necessary electrical connections for life-saving equipment, ensuring that healthcare professionals can rely on accurate and consistent performance.

Technology and IT

In the rapidly evolving world of technology and IT, electrical wires are essential for powering servers, data centres, and electronic devices. The demand for reliable and efficient wiring is especially critical as technology advances, with these wires playing a crucial role in supporting the digital infrastructure.

Electrical Wiring Color Codes

Let’s break down the standard electrical wire color designations:

Hot (Live or Active): These are the wires that carry the electricity to power your devices. In North America, the standard color for hot wires is black. However, in some cases, a red wire might be used for a secondary hot conductor in a circuit. In three-phase systems, additional hot wires can be other colors like blue or yellow.

Neutral: The neutral wire completes the circuit path for electricity to flow. It usually carries very little voltage relative to the ground and is designated by the colors white or grey.

Ground: The ground wire provides a safety path for any stray current, protecting people and equipment from electrical shock. Ground wires are easy to identify by their color – green or green with a yellow stripe. They are typically bare (uninsulated) when used with metallic conduit.

Manufacturing Process

Crushing and Grinding: The metals like Copper and Aluminum are crushed at the first step to manufacture wires. The process of crushing and grinding is done in large machines.

Drawing: Drawing wire is the next step in the manufacturing process. Material is drawn to produce different electrical wires. After the successful process of wire drawing, the wire becomes thin and malleable.

Heating: Heat treatment is called annealing. In general, annealing is a procedure that allows metals to cool slowly and remove internal stresses and toughen the metal.

Insulation: Electrical wiring contain many different wires that are wrapped together in an insulator. Engineers consider the quality of insulation materials based on capacity and heat resistance.

Twisting and Stranding:

Please note that multiple wires often get strand to produce enhanced flexibility and electrical performance in comparison to a single wire.

Extrusion:

In this step, engineers let the wire pass through an extruder, where the coating of plastic or other insulating material is applied.

Cabling:

Different wires are assembled and jacket together in one cable. The process is performed in a cabin station.

Installation Requirements

Hire a licensed electrician or a qualified technician to install your electrical wire according to the wiring diagram and the safety codes.

Use proper tools and equipment to cut, strip, splice, connect and secure your electrical wire.

Use proper fittings and accessories to protect your electrical wire from mechanical damage, moisture, dust and rodents.

Label your electrical wire clearly with tags or markers to identify its function and polarity.

Check your electrical wire regularly for signs of wear and tear, corrosion, overheating or loose connection’s.

Avoid overloading or short-circuiting your electrical wire by using appropriate fuses, circuit breakers and surge protectors.

Customization Process

Reach out via our website, email, or phone to schedule your initial consultation.

Submit Order Details:

Provide quantities, jacket colors, printing, and cable length, and we’ll send you an official quote.

Invoice Payment:

Make payment based on the proforma invoice to kickstart the production.

Production Sample Creation:

Review pictures or request samples to confirm before bulk production starts.

Production Process:

We update you with photos and videos of the completed products, along with shipping cost details.

Shipping and Balance Payment:

Once the balance is received, your bulk order is shipped to your chosen location.

Product Quality Process

Zhejiang Zhongjing Cable applies rigorous quality management throughout production:

Raw material inspection (copper purity, silicone compound verification).

In-process monitoring (conductor continuity, extrusion thickness control).

Electrical tests (insulation resistance, DC high-pot where required).

Thermal & aging tests to validate long-term performance at elevated temperatures.

Final inspection and batch traceability - each order is issued with a QC report and can include certificates of compliance on request.

Packaging and Shipping

Shipping Options:	FOB, CFR/CIF, DDP on request - contact us for the best shipping solution and transit estimates to your port.
Packaging:	The neatly packed coils are wound on plastic or wooden reels, protected with moisture-proof film and mounted on export pallets or cardboard reels as required. For high-volume orders we prepare sea-worthy wooden drums and palletized crates.
Lead Time:	Typical stock orders ship within 3–7 working days; customized builds (color, braid, special gauges) generally require 10–20 working days depending on quantity.
Warranty:	1-Year warranty against manufacturing defects (terms outlined in our sales agreement).

Certificate Of Honor

FAQ

Q: What things you should consider while choosing an electrical wiring system?

A: Safety First – Ensure that the wiring system meets all safety standards and regulations.
Capacity and Load – Consider the electrical load and capacity requirements of your space.
Flexibility and Future Expansion – An ideal electrical wiring system should allow for future expansions or modifications.
Energy Efficiency – In today’s world, energy efficiency is a key consideration for any electrical system.
Durability and Longevity – Choose wiring materials that are resilient to wear and tear, weather-resistant, and capable of withstanding the demands of daily use.
Compatibility With Smart Technology – It’s essential to choose an electrical wiring system that is compatible with innovative technology integration.

Q: Why is copper used for most electrical wiring?

A: Copper is used for most electrical wire because it is a great conductor of electricity, is highly ductile and malleable, is corrosion resistant, and has a high mechanical strength. Thus, it is suitable for conveying electrical currents effectively and safely in a variety of applications.

Q: What do “L“ and “N“ mean in electrical wiring?

A: In electrical wiring, “L“ often stands for “Line“ or “Live“ and refers to the phase or hot wire that transports electric current into a circuit. The letter “N“ stands for “Neutral“ and represents the current’s return channel to the electrical supply source. These designations are critical for adequately connecting electrical equipment and guaranteeing the safe operation of electrical systems.

Q: What is the first stage of installing electrical wiring called?

A: The initial stage of installing electrical wiring is known as “rough-in“ or “rough wiring.“ Prior to the completion of the walls, ceilings, and floors, the primary electrical structure is erected. This comprises putting wires through the building or structure’s framework. It also includes situating electrical boxes and prepping for outlet, switch, and fixture connections. The rough-in stage guarantees that the electrical wire is in place and ready for the following stages of installation and connection.

Q: How long does electrical wiring last?

A: Electrical wiring’s lifespan varies based on a number of factors, including installation quality, ambient conditions, and usage. In general, well-installed electrical wiring in residential settings may survive several decades, provided it is properly maintained and not subjected to extreme wear or damage. However, electrical wiring should be tested on a regular basis by competent personnel to verify its safety and conformity with current requirements.

Q: Can bad wiring cause a high electric bill?

A: Yes, faulty wiring may result in a high electricity cost. It can cause energy loss due to resistance and poor electrical flow, leading to more electricity requirements for operating gadgets and appliances. Furthermore, faulty electrical connections can cause equipment to run inefficiently or overheat, leading to increased energy consumption.

Q: What are the four main rules of basic electrical wiring?

A: The four main rules of electrical wiring are: use the right gauge of wire for the current it will be carrying; never overfill electrical boxes with wire; use the correct type of wire within the electrical cable (such as, a black wire for a live load vs. a white wire for neutral); and always remain safe by working on dead electrical systems.

As one of the most professional electrical wiring manufacturers and suppliers in China, we're featured by quality products and good price. Please rest assured to buy electrical wiring for sale here and get pricelist from our factory. Contact us for customized service.

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