About Company
About Product


What is the differences between monocrystalline and polycrystalline solar panels?

The differences between monocrystalline and polycrystalline solar panels are primarily evident in material preparation and performance:Material Structure:Monocrystalline Solar Panels: Monocrystalline silicon cells are produced by pulling a single crystal from a molten silicon bath, resulting in a single crystal silicon wafer. This manufacturing process imparts a highly ordered crystal structure, providing relatively high electron mobility and efficiency.Polycrystalline Solar Panels: Polycrystalline silicon cells are made up of multiple crystal grains. The manufacturing process is simpler, leading to lower production costs. However, compared to monocrystalline silicon, polycrystalline silicon has lower electron mobility, resulting in slightly lower efficiency.Efficiency:Monocrystalline Solar Panels: Generally exhibit higher efficiency, meaning they have a greater ability to convert sunlight into electrical energy. The ordered crystal structure in monocrystalline silicon facilitates smoother electron migration, contributing to higher efficiency.Polycrystalline Solar Panels: Efficiency is relatively lower, but due to lower costs, polycrystalline silicon panels are more competitive in large-scale applications and cost-sensitive projects.Manufacturing Technology and Cost:Monocrystalline Solar Panels: The manufacturing process is more complex, requiring higher-purity silicon raw materials. This complexity contributes to relatively higher production costs.Polycrystalline Solar Panels: The manufacturing process is relatively simple, utilizing lower-purity silicon raw materials, resulting in lower production costs.The foldable solar panels we offer for sale are equipped with monocrystalline cells. If you are interested in this product, please click here to send an inquiry. Our sales representative will get in touch with you as soon as possible.

Do you have agents or branches in my country?

Currently, our production and shipping processes are carried out directly through Chinese factories to reduce costs associated with intermediaries. However, to further expand our business scope, we plan to establish warehouses overseas and manage them directly as a company in the future. This strategy aims to enhance efficiency, shorten delivery cycles, and better meet the demands of international customers. Through this initiative, we will establish a more flexible and sustainable supply chain to ensure rapid and reliable product delivery worldwide.If you are interested in our company or our products, please click here to contact us. Our sales representatives will get in touch with you as soon as possible. NAAKUU looks forward to growing together with you!

What is a circuit breaker?

Generally speaking, a circuit breaker is a type of switch that protects us from dangerous electrical situations by automatically turning off the flow of electricity when an overload or other fault occurs.Miniature Circuit Breaker Working PrincipleThere are two arrangement of operation of miniature circuit breaker. One due to thermal effect of over current and other due to electromagnetic effect of over current. The thermal operation of miniature circuit breaker is achieved with a bimetallic strip whenever continuous over current flows through MCB, the bimetallic strip is heated and deflects by bending. This deflection of bimetallic strip releases mechanical latch. As this mechanical latch is attached with operating mechanism, it causes to open the miniature circuit breaker contacts. But during short circuit condition, sudden rising of electric current, causes electromechanical displacement of plunger associated with tripping coil or solenoid of MCB. The plunger strikes the trip lever causing immediate release of latch mechanism consequently open the circuit breaker contacts. This was a simple explanation of miniature circuit breaker.Our Miniature Circuit Breaker.

How to guarantee the delivery time of production?

Prior to commencing the order fulfillment process, we find it essential to coordinate and confirm the delivery date with our clients. This proactive approach ensures a mutual understanding of the timeline and allows for any necessary adjustments or accommodations. As the production progresses and reaches its midpoint, we prioritize transparency and client engagement by providing an update on the current production status. This proactive communication allows our clients to stay informed and reassured about the progress of their order. It is important to note that in the rare occurrence of a force majeure event, such as an epidemic or a natural disaster, we will handle the situation with the utmost care and communicate any resultant delays promptly, working collaboratively with our clients to find suitable solutions. Our commitment to clear and timely communication underscores our dedication to delivering a seamless and reliable service experience for our valued clients.If you are interested in us, please click here and one of our salesmen will send you a catalogue.

What are the advantages of the waterproof junction box made of ABS material?

The waterproof junction box made of ABS material has the following advantages:Excellent Waterproof Performance: ABS material itself exhibits good waterproof properties, effectively preventing moisture from penetrating into the junction box and protecting electrical components from water damage.Strong Corrosion Resistance: ABS material demonstrates high tolerance to common chemicals and corrosive substances, enabling stable operation in harsh environments and extending the junction box's service life.Good Mechanical Properties: ABS material possesses favorable mechanical strength and hardness, allowing the waterproof junction box to withstand certain external impacts and pressures, safeguarding internal electrical equipment from damage.Lightweight Design: ABS material is relatively lightweight, making the waterproof junction box convenient for installation and transportation.Overall, the ABS material used in the waterproof junction box is suitable for various electrical connection scenarios that require superior waterproof protection, thanks to its outstanding waterproof performance, corrosion resistance, mechanical properties, and lightweight design.If you are interested in waterproof junction boxes, please click here to send us an inquiry.

Can you introduce RA/RT Series Junction Box?

Yes!Let me introduce these to you!RA series:Body material: ABSStopper material:PVCMaterial characteristics: Impact, heat, low temperature and chemical resistance, excellent electrical performance and surface gloss, etc.Certificates: CE, ROHSApplication: Suitable for indoor and outdoor electric, communication, fire fighting apparatus, iron and steel smelting, petrochemical industry, electron, power system, railway, building, mine, air and sea port, hotel, ship, works, waste water treatment equipment, environmental equipment and so on.Installation: 1, Inside: There are the installation holes in the base for circuit board or din rail.2,Outside: The products can be directly fixed on the wall or other flat boards with screws or nails via the screw holes in the base.Outlet hole: Cutting a hole in the PVC stopper as related cable size or installing cable gland to get better waterproof performance.RT series:Body material: ABSMaterial characteristics: Impact, heat, low temperature and chemical resistance, excellent electrical performance and surface gloss, etc.Certificates: CE, ROHSApplication: Suitable for indoor and outdoor electric, communication, fire fighting apparatus, iron and steel smelting, petrochemical industry, electron, power system, railway, building, mine, air and sea port, hotel, ship, works, waste water treatment equipment, environmental equipment and so on.Installation: 1, Inside: There are the installation holes in the base for circuit board or din rail.2,Outside: The products can be directly fixed on the wall or other flat boards with screws or nails via the screw holes in the base.Outlet hole: The plastic plate in the hole can be knocked off and installing cable gland to get better waterproof performance.The difference between the two is that the RA series is an open hole type with a rubber plug, and the RT series is a reserved hole type.

I am looking for a reliable contract manufacturer. What are your ODM service advantages?

Certainly! As a factory that has developed in the electrical industry for more than 20 years, we have the confidence to serve every customer. Let me introduce the advantages of our ODM service to you!1. Rich Experience: We have served clients in 100+ industries and achieved remarkable success in various fields.2. Technical Strength:We boast a professional technical team that combines advanced production technology and equipment to ensure we meet your product quality and technical standards at the highest level.3. Flexibility:Recognizing the unique requirements of each client, we offer highly flexible custom services. Every one of your needs will receive meticulous attention and satisfaction.4. Quality Control: We employ advanced quality management systems and inspection equipment, along with specific quality control processes and standards for different suppliers.5. Cost-Effectiveness: Leveraging our production scale and procurement advantages, we can provide competitive prices, allowing you to enjoy the benefits of mass production and reduce product costs.6. Responsiveness: We emphasize close collaboration with our clients, responding promptly to your needs and ensuring the shortest possible turnaround for sample production and delivery.By choosing us, you not only select a supplier but also a partner dedicated to tailoring a path to success for you. Let's work together to create a brilliant future! Looking forward to a deep and fruitful collaboration with you!Please click here to contact us!

What is UPS function?Does solar power station products have UPS function?

Yes,The portable solar power station has UPS function.Here is an explanation of the UPS function. Power Backup:A UPS is essentially a device that provides emergency power to a load when the input power source fails. It acts as a power backup, ensuring that critical systems or devices remain operational during power outages.Voltage Regulation:UPS devices often include voltage regulation capabilities. They can help smooth out fluctuations in the incoming power supply, providing a consistent and stable output voltage to the connected devices.Surge Protection:UPS units often have built-in surge protection to safeguard connected equipment from voltage spikes or surges. This is particularly important in areas prone to electrical storms or fluctuations in the power grid.Battery System:A UPS typically contains a rechargeable battery that stores electrical energy. When the primary power source fails, the UPS switches to battery power, providing a seamless transition to keep connected devices running.Prevents Data Loss:For computers and other sensitive electronic equipment, a UPS can prevent data loss or corruption by giving users enough time to save their work and shut down systems properly in the event of a power outage.Regulates Frequency:Some advanced UPS models also help regulate the frequency of the output power, ensuring that connected devices receive power at the correct frequency. If you are interested in this product,click here to leave your contact information, and our sales representative will contact you as soon as possible.

Can you list the functions of your SC-JT-63 smart WiFi circuit breaker?

Of course!Let me introduce function that it has to you! 1.ON/OFF:Basic power control functionality, allowing users to remotely turn devices or appliances connected to the circuit on or off.2.Timing:Enables users to schedule specific times for the circuit breaker to automatically turn on or off, providing a convenient way to manage power usage.3.Automatic Reclosing:This feature automatically restores power after a temporary fault or disruption, enhancing the reliability of the electrical system.4.Metering (Prepaid function):Includes a metering function that measures and tracks electricity consumption. The prepaid function allows users to prepay for a certain amount of electricity, promoting better budgeting and control.5.Over Current (Adjustable):Adjustable overcurrent protection helps prevent damage to connected devices by cutting off power in the event of a current overload.6.Remote Control:Allows users to control the circuit breaker remotely through a smartphone app or other remote control methods, enhancing accessibility and convenience.7.Voice Control:Integrates with voice control systems, enabling users to operate the circuit breaker using voice commands for a hands-free experience.8.Easy to Install:Designed with user-friendly installation features, ensuring that users can set up the smart circuit breaker easily without the need for complex procedures.9.Short Circuit Protection:Provides protection against short circuits by quickly disconnecting the power supply to prevent damage to the circuit and connected devices.10.Over/Under Voltage (Adjustable):Adjustable over/under voltage protection safeguards devices by disconnecting power in case of voltage fluctuations beyond set thresholds.11.Reclosing Time/Times (Adjustable):Adjustable reclosing settings allow users to customize the time delay and number of attempts before the circuit breaker restores power after a disruption.12.Temperature (Adjustable):Monitors and responds to temperature changes, with adjustable settings to trigger actions based on temperature thresholds, contributing to safety and device protection. If you are interested in this product, you can click here to leave your contact information, and our sales representative will contact you as soon as possible.

What is smart and safety power distribution box?

The NP-MK Smart Safety Distribution Box is a new type of distribution box that has undergone hundreds of thousands of repeated experiments and more than a decade of dedicated research and development. This distribution box adopts intelligent monitoring and microsecond-level rapid response technology to ensure the absolute safety of the output circuits. It not only completely eliminates the occurrence of accidental electric shock to the human body but also prevents sparks from occurring during short circuits, thereby preventing safety incidents such as fires and explosions.Equipped with remote control functionality, it allows for the remote operation of electrical devices through commands. In addition, the smart distribution box also supports a certain degree of automation control, enabling intelligent adjustments based on system requirements.If you are interested in this product, you can click on the image below to view detailed information. Click here to leave your contact information, and our sales representative will contact you as soon as possible.

What are the differences in the curve types of MCB?

Miniature Circuit Breakers (MCBs) typically come with different curve types to cater to various applications and protection requirements. The curve types indicate the response characteristics of the MCB to overloads and short circuits. Here are some common curve types and their differences:1.B Curve:Suitable for standard applications like lighting and socket circuits.Offers moderate thermal and magnetic protection.Balanced response to general overloads.2.C Curve:Used for applications involving motors and equipment starting.Higher magnetic protection to handle devices with larger starting currents.Provides a good response to inrush currents and moderate overloads.3.D Curve:Designed for devices with high inrush currents, such as inverters and transformers.Higher sensitivity to quickly respond to instantaneous overloads.Offers increased protection for equipment with high starting currents.Here is our Miniature Circuit Breaker NKM1-63 series, with the most commonly used being the C type. Customization is also available. Click the image below to view our products.If you are interested in this product, you can click here to submit your requirements. Our sales manager will contact you as soon as possible.

Do you sell solar panels as accessories for portable power stations?How to buy?

Certainly, we currently offer 6 models of portable solar panels, each with different specifications and power ratings. When selecting a portable solar panel, you may want to consider the following key factors:1.Power and Output:Determine the power level you need, as this will directly impact the charging speed of the solar panel. Higher-power solar panels can charge devices more quickly, making them suitable for situations with higher charging speed requirements.2.Compatibility:Ensure that the solar panel is compatible with the devices you plan to charge. Different devices may require different types of output interfaces, such as USB, DC, and others. Make sure the solar panel provides the appropriate connectivity options. Please click here to get in touch with us and send your specific requirements and quantity. Our sales manager will contact you as soon as possible.We look forward to hearing from you and assisting you in any way we can.   We are committed to delivering products that are not only of the highest quality but also safe, reliable, and compliant with industry and regulatory requirements.

Which portable power supply with capacities of 700w, 1500w, and 2000w is suitable for outdoor ?

The choice of the capacity of a portable power source should be based on your specific needs, and the suitable capacity for outdoor use depends on the devices you plan to connect and the expected usage time. Here are some general recommendations for power sources with different capacities:700W power source: Suitable for small outdoor activities and short trips. It can be used to charge small electronic devices such as smartphones, tablets, and lights. If your outdoor activities require less power support, a 700W power source may be sufficient.1500W power source: This capacity power source can meet a wider range of needs. It can be used to charge larger electronic devices like laptops, cameras, small refrigerators, etc. It is suitable for medium-sized outdoor activities such as camping and outdoor cooking.2000W power source: This is a larger capacity power source, suitable for activities that require a large amount of power, such as outdoor concerts, outdoor movie screenings, outdoor office work, and more. It can support the simultaneous operation of more devices, including some higher-power appliances. If you have any requirements, you can click here to contact us, and our sales manager will contact you as soon as possible.

What are the differences between the NKM2E series and ordinary MCCB?

The NKM2E series molded case circuit breakers are electronic circuit breakers, which differ from regular molded case circuit breakers in that they have additional electronic functions and smart features. Regular molded case circuit breakers are typically traditional mechanical circuit breakers with relatively basic functions. Here are the main differences between them:The NKM2E series is equipped with electronic components that can monitor parameters such as current, voltage, power factor, etc. It can continuously monitor the status of the circuit, automatically identify faults, and take actions such as disconnecting the current or providing alert information. Regular molded case circuit breakers are usually mechanical and operate based on electromagnetic principles, primarily used to interrupt the current in a circuit to prevent overloads and short circuits. They typically lack electronic monitoring and smart features.Due to their electronic components, the NKM2E series can provide more precise circuit protection and can be programmed and adjusted to meet specific application requirements. Regular molded case circuit breakers typically have standard settings, and their protection characteristics are usually not adjustable or customizable.