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It seems that only Meihua is qualified to do UL certification in China! Your samples they accepted are also to be sent to the United States for laboratory testing, the cost of UL is quite expensive, if your customer asks you to do it, no matter how expensive you have to do, but I suggest that if you don't know UL very well, it is best to find a consulting company to do it, which can avoid you from taking more detours, because what you need to do UL doesn't matter, as long as you apply for him, he will charge, if you don't understand, you don't know which actions are most suitable for you. Therefore, it is recommended that you find a consulting company to help you do it, sharpen the knife and not chop the wood! You'll save a lot of money every year in the future!
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China directly accepts UL Meihua certification****.
You can also find a consulting company to do it for you.
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Hehe, the cost of UL certification is relatively expensive compared to other certifications, if the customer requires to apply for UL certification, only direct contact UL is the cheapest, because if you are looking for **, you will be charged an extra **fee, if you apply for the first time, if you are not familiar with the product standards and certification process, it is recommended that you find a witness laboratory**, so as to avoid the retest fee and time caused by the test failure.
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To do UL certification, different product certifications are different, and product specifications need to be provided before they can be done. The cost of UL certification is mainly composed of two parts: one is the cost of testing in the early stage, and the other is the cost of maintenance in the later stage.
1. The pre-testing fee is mainly charged according to the standard, so the charging standards for different products are also different, and you need to provide the product to us for evaluation. The cost of post-maintenance is basically related to the number and frequency of our audits, UL certification requires four factory audits per year, one in spring, summer, autumn and winter, so the cost is determined according to the number of times; In addition, there is the UL mark fee.
2. Information to be submitted for UL certification.
1) Company name and address.
2) Instruction manual, including product description, detailed application introduction, electrical rating, etc.
3) The list of components and materials of the product, as well as the UL certification number (UL file no.). )
4) Able to illustrate diagrams of electrical or electronic circuits.
5) Materials or components that may be replaced in the future.
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The process of UL certification is generally as follows:1.**。2.Arrange for the payment of the relevant payment to be completed.
3.Provide application forms, materials, test samples.
4.Test, confirm the report.
5.Passed the audit and obtained NOA NOC
You can use the UL mark to ship directly, and NOC needs to complete the first factory inspection before you can use the UL mark to ship.
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UL certification is an abbreviation for certification made by Underwriter Laboratories Inc. UL Safety Laboratory is the most authoritative in the United States and the largest non-governmental organization engaged in safety testing and identification in the world. It is an independent, for-profit professional organization that experiments for public safety.
Use scientific testing methods to study and determine whether and how harmful various materials, devices, products, equipment, buildings, etc. are harmful to life and property; Determine, compile, and disseminate appropriate standards and materials that contribute to the reduction and prevention of damage to life and property, and conduct fact-finding operations.
Compare the heart] [compare the heart] [compare the heart].
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There are two main ways to apply for UL certification:
1. Apply directly to UL, of course, the premise is that you understand the product situation and ensure that you can pass it smoothly, otherwise there may be troubles you don't expect;
2. To apply through an agency, it is best to find someone with UL authorization qualifications, such as [our company] is more assured; Different agents specialize in different product ranges, so it's best to have an upfront understanding.
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UL is the Underwriter Laboratories IncIt's an independent, for-profit professional organization that experiments for public safety. UL safety certification is not mandatory, but in fact, it is difficult to find a market for products without UL safety certification marks.
UL Listed Product Range:
electrical appliances and food equipment; building materials and building products; consumer electronics, small household appliances; heating, ventilation and refrigeration equipment; security and signalling equipment; power distribution equipment; high-tech equipment; wire and cable products; Plastics; energy equipment; lighting products and other fields.
Fees for UL certification:
UL certificate maintenance fee (commonly known as UL annual fee).
The annual fee for UL certification is calculated in US dollars and does not accept payment in US dollars, and the main fees are as follows:
1. First factory inspection fee: USD750 + travel expenses;
2. Quarterly follow-up factory audit fee: USD635 + travel expenses;
3. Label fee: Different products, UL label fee is different;
4. Annual fee for UL file maintenance: annual fee for basic file maintenance USD 1477 (annual fee adjustment for archives after 2015);
Note: 1. UL quarterly follow-up is at least four times a year (depending on the actual situation);
2. UL will adjust the relevant fees according to market conditions (unified in the Asia-Pacific region);
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Hello, according to your question, the answer from Feng Shui, fortune, horoscope, etc. is: UL certification is a common and influential conventional certification in North American certification, commonly known as North American UL certification, all products and equipment entering the North American market must be Shenhong wheel UL certification before it can be sold, Chang Jue Sakura and deeply trusted by the people of North America, so do domestic products need to be UL certification? The answer is no!
Whether it is a domestic product or an imported product, it is not necessary to apply for UL certification, but explosion-proof products and electrical equipment entering the domestic market need to apply for explosion-proof certification qualifications, such as explosion-proof certificate and CCC certification. General explosion-proof equipment needs to have explosion-proof certificate, and special goods (CCC mandatory catalog) need to apply for CCC certification. From another point of view, if the product is exported from North America to China, it has UL certification, and domestic explosion-proof certification, in comparison with the plex-resistant type of products, not to mention anything else, in the choice of consumers, it must be more favored to have both UL certification and explosion-proof certification products, which may be a habit of consumers.
So the products sold in China do not need to have UL certification, but it is better, you know?。 If you feel that my answer is still satisfactory, you can click on my avatar for one-on-one consultation. Finally, I wish you good health and a happy mood!
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UL (Underwriters Laboratories) is the most authoritative, non-profit private safety testing organization in the United States, which mainly conducts safety tests and inspections on various equipment, systems and materials, confirms whether there is a danger to declared property, and publishes the test results. UL publishes hundreds of standards, most of which are developed by ANSI (American National Standards Institute). In general, UL standards can be divided into:
The requirements for product structure, the requirements for the raw materials used in the products, the requirements for the components used in the products, the requirements for testing together and test methods, the requirements for product marks and instructions, etc. The current brother destroys the brother in the UL certification has become one of the most stringent certifications in the world.
Products with the UL mark in North America are equivalent to obtaining an Yumin full quality credit card, and its reputation has been accepted by consumers. As a result, the UL mark has become a special passport for products (especially electromechanical products) to enter the U.S. and North American markets.
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UL is a non-mandatory safety certification in the United States. The scope involved is still relatively wide. The main industries of focus are:
1. Audio-visual equipment.
2. Automotive 3 components.
4. Household appliances.
5. Industrial control equipment.
6. Information technology equipment.
7 lamps and 8 medical equipment.
9 plastics, 10 information equipment.
11 Wire & Cable ...
The certification is generally higher. UL certification is generally for flame retardant properties, but also includes analytical testing of the thermal and electrical properties of plastics. In addition, the thermal aging performance of plastics under long-term exposure to high temperatures (air oven thermal aging), water, ultraviolet rays, cold, etc., are all used as the final evaluation of materials.
I don't know if you understand. That's about it. If you want to go into more detail, go to the Internet and learn it carefully.
In short, if the injury is caused because the product does not do UL, the insurance company is accompanied. Therefore, the people of the United States still attach more importance to this certification. For example, your family owns a house and is insured by an insurance company.
After the fire broke out, the insurance company found that it was caused by a lamp or electrical wire that did not have UL certification. Then the insurance company will not give you any compensation.
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UL is an underwriter laboratories incShorthand for ). UL Safety Laboratory is the most authoritative in the United States, and it is also the largest non-governmental organization engaged in safety testing and appraisal in the industry.
It is an independent, not-for-profit, professional organization that experiments with public safety. It uses scientific testing methods to study and determine whether and how harmful various materials, devices, products, equipment, buildings, etc. are harmful to life and property; Determine, compile, and disseminate appropriate standards and materials that contribute to the reduction and prevention of damage to life and property, and conduct fact-finding operations. In short, it is mainly engaged in product safety certification and business safety certification business, and its ultimate purpose is to obtain products with a high level of safety for the market and contribute to the guarantee of personal health and property safety.
As far as product safety certification is an effective means to eliminate international technical barriers, UL also plays an active role in promoting the development of international technology.
Many products can apply for ULT certification.
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