Preguntas más frecuentes
  • Q1: What does mean time between failures (MTBF) mean?

  • A:

    MTBF is the “Mean Time Between Failure” and is a measure of a products reliability. It applies to repairable systems, whereas a similar MTTF (Mean Time to Failure) is used for non-repairable systems. The value can be useful in comparing different designs, but not as a direct estimate of a products e[……]

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  • Q2: What is the difference between a Class I and Class II power supply?

  • A:

    An IEC Class I power supply has an ac safety ground connection and thus is allowed to have only a single layer of insulation between the user and hazardous voltages. An IEC Class II power supply does not have an ac ground connection and uses double or reinforced insulation between the user and hazar[……]

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  • Q3: What are 60601-1, 62368-1, 61347-1 and 60335-1 safety standards?

  • A:

    IEC 60601-1 is a set of safety regulations governing medical electronic products. IEC 60335-1 is a set of safety regulations governing household electronic products.
    IEC 61347-1 is a set of safety regulations governing lighting products.
    IEC 62368-1 is a set of safety regulations governing interne[……]

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  • P4: ¿Podemos obtener una muestra gratis?

  • A:

    Sí, ofrecemos muestras gratuitas para empresas OEM calificadas y a discreción de QINX GROUP.

    [……]

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  • Q5: Will Each Of Your Product Tested Before Shipment?

  • A:

    Yes, each of our Power Adapters,Battery Chargers and LED Drivers will be strictly tested before shipping. The last four processes of testing is Open Frame Performance Testing — Plastic Housing Integrated —- 4-hour Aging Testing — Drop Testing —- Final Performance Testing — Packaging.[……]

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  • Q6: What Is The Warranty Of Your Products?

  • A:

    We offer 3 years guarantee for our Battery Chargers, Power Adapters and LED Power Supplies, at the same time if the products was damaged undesigned, we are willing to replace unconditionally.[……]

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  • P7: ¿Tiene algún producto nuevo en camino?

  • A:

    We are a power company with 20 years of production experience. At present, we have chargers and adapters 5-350W and LED drivers 6-400W. Now we are designing 500W chargers and 7KW car chargers, which can be put into production soon.[……]

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  • Q8: What can you do if the product is broken?

  • A:

    We promise to replace new ones to you if there is any defective happen during the warranty period.We promise to replace new ones to you if there is any defective happen during the warranty period.[……]

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  • Q9: What’s the MOQ?

  • A:

    Nuestro MOQ es de 100 unidades.[……]

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  • Q10: Can i get products with my logo?

  • A:

    Claro que puedes, la cantidad mínima de pedido es de 500 unidades.[……]

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