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The product has the certificates of FCC,ROHS,CE.UKCA
| YUNWAI is a high-tech enterprise specializing in the research and development and production of kinetic energy lithium battery products, household photovoltaic inverters, solar photovoltaic panels, household energy storage batteries, and complete photovoltaic power generation system products. Our company has an excellent R & D team and strong production capacity, advanced equipment, strict ISO standard manufacturing processes, and through effective management, has become an industry leader in the research and development of lithium battery products. Currently, it has obtained a number of invention patents and has obtained CE, TUV, RoHS, UN38.MSDS and other reporting certificates, which meet the certification standards for global exports. We will produce different products based on customer requirements through OEM and ODM orders. Our product quality can meet the requirements of wholesalers, importers, and retailers around the world, and we sincerely welcome overseas companies to cooperate with us. Our corporate mission is to work together to use green and renewable energy products to address the global goal of green and low-carbon development and the energy shortage crisis, and bring a better intelligentlifetothe world |
1.12month warranty period is available upon the purchase date (Product damages or failures due to improper use or other natural disasters are excluded from this warranty scope).
2.Original purchase proof of the product is requested when claiming the warranty within the above mentioned warranty period and conditions.
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Q1:What certificates you have?
A1:We are an ISO9001 manufacture,all the produces are of CE certified,and some of the inverters are of RoHS ULcertified
Q2:What is the MOQ if i want you to apply my design for parameter,outside looking ,logo on producsts and cartons?
A2:MOQ30-100pcs for different products
Q3:How if i just want one sample OEM and ODM?Is it possible
A3:Yes,that possible,but need to pay certain percent OEM cost
Q4:What about the warranty?what you will do if the inverter in problem during 1 or 2
years?If refund should i return the goods?
A4:the inverters are of 1years warranty,during the warranty we offer you free
replacements for parts,no need to send back to china.and after warranty period,we will offer support but you need to pay for the parts component cost.
Q5:How long the delivery time if i order?how soon can you send out the goods?
A5:some of the inverters in stock,and to make new inverters take 1-2 weeks time,ODM OEM take 4-5 weeks time for customization
Q6:What happen if i meet problem during instalation?Will you support and how.?
A5:Yes that we are 24hours online to help,pls contact us by email or by whatsapp
should anything need help,no matter technical service or after sale service.
Q7: Does your company also provide other solar products except Pure Sine Wave Inverter?
A7: Yes, we also provide other solar products, like MPPT Solar Controller, poly solar
panel, off grid solar inverter, on grid inverter, battery, portable solar system, solar charger and other accesories related to the solar power system. |
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