Konnra Electronics CO., LTD.

Regarding the 3D printer board, the Konnra connector provides board end designers with several connectors and harness solutions. This motherboard has been upgraded with the WIFI module added in the previous version, as shown below: The connectors used in the motherboard are:  KR1271 pin headers ,  KR2013 box header connectors ,  KR3961 connectors  and  Micro USB connector .

Needless to say, everyone already knows that automotive electrical connectors are accessories specifically designed for automotive electrical systems. With the continuous upgrade of the manufacturing industry, the automotive system has also undergone tremendous changes. Modern systems are widely connected and controlled through microprocessors, which has also caused the market to continue to increase the demand for high-quality wiring and electrical connectors. With the increase in product demand, the types of crimping automotive electrical connectors have also diversified.  Konnra connector  engineers will introduce the types of crimping automotive electrical connectors for you. When manufacturing a vehicle, when selecting an automotive electrical connector, the current rating, circuit density, wire size, voltage, configuration, and meshing force of the product must be considered. Due to the different sizes of crimping connectors, which can effectively accommodate the largest...

Due to the continuous increase in data rate, the market structure of PCB connectors is being subverted a little bit. Nowadays, it is very important to cleanly transmit signals through PCB traces, and the data rates of servers, switches and storage devices are constantly rising. So how should customers enhance the I / O connection on the circuit board? This involves the purchase of PCB connectors.  Konnra connector  engineers will share with you the 5 key points for selecting PCB connectors. These parameters Very important for creating efficient PCB designs. Regarding the selection of PCB connectors, we usually consider the five aspects of the form factor, signal loss rate, EMI and ESD shielding, cable termination, and mechanical strength. The specific contents are as follows: 1. The external dimensions of the PCB connector The small connector product footprint simplifies PCB design, reduces costs, and reduces transmission losses, while achieving connection from point A to poin...

Although the CLD (Car Light detection) board end is simple, it uses two 100μF 25V capacitors to make the product performance more stable. And this time directly upgrade to gold-plated pin header and 3.0mm connector. As we all know, 3.0mm wire-to-board connectors appear the most frequently in the use of automotive connectors, and the lights and central control account for a relatively large proportion. The main reason is the stability and shock resistance of 3.0mm with buckle connector products. The main functions of the gold-plated pin header are low impedance, fast transmission speed and strong wear-resistant life, which are much stronger than the tin-plated nickel-plated pin header. Main products:  1.27mm pin header  and  3.0mm DIP with buckle connector .

Whenever we need to protect a connector from its operating environment, we need to consider one of two types of sealed connectors. The two types of sealed connectors available include hermetically sealed connectors and environmentally sealed connectors.  Konnra connector  engineers will introduce sealed connectors for you. The contacts of hermetically sealed connectors are sealed to prevent air and gas, while environmentally sealed connectors have IP or protection grade seals. Hermetically sealed connectors usually use glass, ceramic or epoxy to form a compression seal. They are designed to withstand high voltages and are therefore often used in military and aerospace design or deep-sea applications. Environmentally sealed connectors prevent harmful contaminants such as water, dust, and dirt. They are designed to maintain the electrical performance of the contacts, which are commonly used in mobile machinery, ships and road vehicles. The environmental seal on the connector use...

Does anyone know the classification and scope of industrial connectors?  Konnra connector  engineers made a summary for everyone in this regard, hoping to help everyone. For the classification of industrial plugs, we usually classify from seven aspects of power supply, voltage, applicable code, rated current code, pole number, model identification, and special specifications. Specific knowledge such as under: 1. Power supply: divided into 16A 32A 63A 125A 2. Voltage: 40V-45V is purple 110V-130v (yellow) 200V-250V (blue) 230V-415V is red 500V is black 3. Applicable code: (0 represents plug, 1 represents surface-mounted socket, 2 represents coupler, 3 represents concealed socket, 4 represents flange oblique seat, 5 represents exposed socket, 6 represents concealed socket 4. Rated current code: (1 means 16A, 2 means 32A, 3 means 63A, 4 means 125A) 5. Number of poles: (3 means 3 poles, 4 means 4 poles, 5 means 5 poles) 6. Model identification of industrial plug: For example, TYP16...

In the initial period of the birth of the connector, the related applications were not very extensive. Generally only used in different communication departments and power departments. And now for the application of different electronic products, the M12 connector has become a very critical component. As more and more people begin to use such products extensively, how much do you know about the factors that affect the performance of the connector? Now let's take a look with  Konnra connector  engineers. There are certain influencing factors in the use of any product. The same is true for the use of M12 connectors. Now whether it is the development of industrial production or our daily work, we are facing the use of connectors. As a result, its related information has received a lot of attention from many people. Let's take a look at the relevant factors that affect the performance of the connector. First, we must know when buying. Connectors of different materials have differe...

The SKR_V_1.3 control board uses more updated designs than previous products, uses more connectors to increase stability, and also adds more gold-plated headers and box header connectors. Let's understand these connectors together: Main products:  1.27mm pitch pin header,female header , 2.54mm box header  and  USB type B connector . ​

There are many types of electrical connector product specifications. There must be rules and regulations when selecting the appropriate terminal connector for the application equipment. You cannot be blind. Then, what should you pay attention to when selecting the terminal connector, let  Konnra connector  engineers tell you Some tips for selecting terminal connectors, I hope you can apply this method to actual purchase after reading. In selecting terminal connectors, in general, eight aspects need to be noted, as follows: 1. Remember performance requirements When selecting, specify the performance requirements of the product. For example, how many signals are there? What are the current, frequency and voltage they carry? Is the connector signal required to be analog or digital, or a combination type? Because the signal combination will affect the connector type, pin arrangement and routing. For example, high-frequency signals may require a coaxial connection, while low-level ...

The sales of Arduino Wifi Shield are quite popular. Let's see the participation of Konnra connector: At present, this module uses two PCBA boards, and the connection between the board and the board uses a pin header and a female connector. In terms of connection options, Konnra connector engineers gave several different solutions, and finally discussed with the manufacturer the use of  1.27 mm pin headers and female connectors . As shown below: Konnra connector hopes to provide more and better connector solutions for more design manufacturers, we grow together.

I do n’t know how much you know about the RJ-11 connector. In the following,  Konnra connector  engineers will focus on introducing you to the RJ-11 connector knowledge. I hope that after our explanation, you will have a deeper understanding of RJ-11 products. The Konnra connector engineer pointed out that the RJ-11 interface is a dedicated standard connector on a 4-wire telephone line, where RJ stands for "Registered Jack. It is a physical connector most commonly used for telephone line terminals. It is found in telephones and computers. At a higher frequency of use, it has a total of 6 connector sockets, but usually only 2 or 4 sockets are used. In addition, RJ-11 connector wiring standards can be divided into two types, which are untwisted (flat satin cable) and unshielded twisted pair (UTP). RJ-11 is the most common registered jack, because almost all single-line (POTS) telephone jacks in homes and offices in most countries use this type of connector. Other similar registe...

As we all know, the Raspberry Pi has recently been very popular among beginners in self-study network design and programming in China. Perhaps the main reason is that programming is easy to learn, and secondly because the price is cheap and the public can accept it. The head of the Raspberry Pi Foundation, Eben Upton, announced on Twitter that the sales of the Raspberry Pi reached 640,000 units in March, and March has also become the second-highest sales period in history. Eben believes that this is probably due to the impact of the COVID-19 coronavirus. During home isolation, the Raspberry Pi can be used at low cost for people to work and study at home. According to the data chart provided by Eben, the number of IP addresses accessing the Raspberry Pi mirroring system has accelerated from mid-March and exceeded the same period in 2019, reaching its peak at the end of March, with more than 90,000 visits in one day. Although the increase in the beginning of April has declined somewhat, ...

Throughout the connector market, there has been an expanding trend, and the demand for connectors from all walks of life is continuing to grow, and HDMI connectors are one of them. Counting the past data, we can find that more than 850 companies worldwide are authorized to use HDMI. Player-related devices on the market basically use the HDMI interface, so manufacturers of HDMI interfaces will do well in the future. The reason why HDMI is so popular is inseparable from its own excellent characteristics. Konnra connector engineers give you a detailed introduction of the new features added to the  HDMI 1.4 type connector . The newly added function of HDMI 1.4 model connector can be attributed to 7 points, as follows: 1. The additional data access function of the HDMI Ethernet channel enables the HDMI 1.4 type connector to have two-way high-speed transmission. The Ethernet cable can send and receive data at a rate of up to 100Mb / sec. It is equipped with basic IP use and can be connec...

There are many types of USB connectors, whether USB 3.0 or USB 2.0, there are many orders, but overall USB 3.0 connectors are better. The USB 3.0 connector was released in 2018. It is more than 8 years away from the USB 2.0 product. Do you know what advantages the USB 3.0 connector has over the USB 2.0 connector? The Konnra connector engineer will come to you for details. Introduce how the connector USB 3.0 is better than USB 2.0. To compare where the USB 3.0 connector is better than the  USB 2.0 connector , there are five aspects that we can’t get around: transmission rate, physical bus, power consumption, bandwidth, and bus utilization. The specific contents are as follows : 1. Transmission rate The USB 2.0 connector provides a transmission rate of 480 Mbps, while the  USB 3.0 connector  provides a transmission rate of 4.8 Gbps. The transmission speed of the USB 3.0 connector is 10 times higher than that of the USB 2.0 connector. 2. Physical bus USB 3.0 connectors have ...

Konnra connectors participated in a joint R & D design project of PCB boards. After the joint efforts of the project company and our company, the products are as follows: The board end shares our four types of connectors, namely:  Type-C ,  Type-B 3.0 ,  HDMI  and  KR3000 dual-row DIP series connectors , and our company also provides related supporting harnesses. Konnra Solution is committed to being a leading connector solution provider.

Recently received an inquiry from a foreign customer about  KR1250 SMT 90 ° Wafer , the customer has been asking what is the defect rate of our products? My answer is 1 ‰. It is necessary for me to understand the questions repeatedly asked by customers. He said that the products he had purchased in China before were at a reasonable price, but he did not expect to receive the products before he discovered that many of them were damaged, including bad solder ... He asked, "You also have a bad rate. How can you stop it?" This problem is easy for Konnra to solve, after all, we have been in this industry for so many years. Immediately send him the video operation, let him watch it for himself, and then tell him how our products avoid such quality problems. as follows: Product packaging is done by automatic machines. Each automatic machine is equipped with a CCD to judge whether the product is qualified. Unqualified products will be picked out immediately. Before the product is sen...

In our daily life, the frequency of use of male power connector products is very high, so it is also an important matter to do the daily maintenance work of male power connector products. When it comes to the maintenance of the male connector of the power connector, it is indispensable to the cleaning of the male connector of the power connector, then do you know what the correct cleaning process of the male connector of the power connector is? The  Konnra connector  engineer will come to you for details. Introduce the knowledge about cleaning the power connector. The cleaning process of the male connector of the power connector can be roughly divided into three steps, as follows: Step 1: Wipe the power connector with a clean cloth until there is no dirt or debris. Then separate the connector to expose the female socket and the male plug, and observe the status of the male pin. If green or white powder appears on the pin, it indicates corrosion. If the metal looks rusty and cr...

Konnra not only a manufacturer of connectors and wire harnesses.She is a connector solution provider also. She joined extension board solution's work,connector's engineer and wire harness engineer all together to try our best for the customer.As below: As you can see,the board with two sides.have many connectors are made by Konnra.Such as:KR1256, KR1271 , KR2502  and  Micro USB . We supplied wire harnesses with the PCB together. If you are interesting in our products,please click the P/N,it can be take you to the products detail page.

If you want to ask what component products are indispensable in our current life, I believe electronic wiring harness will definitely be one of them. Because the main function of electronic wire harness products is to transfer data and information from one component to another. Whether in the current smart home or industrial applications, you can find the figure of electronic wire harness. So do you know what you should pay attention to when designing an electronic harness, in fact, each stage has different requirements, let  Konnra  wire harness engineers take you to know it together. 1. Designated characteristics of electronic wiring harness Be sure to specify a series of specified characteristics of the products that the customer provides, for example, the specifications of the conductor size, conductor type, insulating material, etc., and then the ordering manufacturer will design and produce according to the customer's requirements. 2. Crimp connector Crimp connectors mai...

Among the components, the design of the product often has a strong correlation with its performance. A good design can not only improve the aesthetics of the product, but also extend the service life of the product. Then how much do you know about the design knowledge of single-row, Konnra connectors ' engineer will give you a detailed introduction to the advanced nature of the single-row needle design. The development of single-row needles should be miniaturized. Since many products have to face smaller and lighter developments, there are certain requirements for spacing, appearance, and height, which will make the product requirements more precise The best choice for the board is small pitch 0.6mm and 0.8mm, high density, high speed transmission, high frequency direction development. Miniaturization means that the center spacing of single-row needles is smaller, and high density means the realization of a large number of cores. The function of the single-row pin is to act as a br...