12v to 28v step up converter units,12v to 28v boost converter average model
12v 28v dc dc converter adapter
Scope of application
SINO-K is a professional high-tech manufacturer that integrates R&D, manufacturing and marketing of energy electronic and medical device series products. The headquarters is located in Shenzhen. Shenzhen production workshop area of 850 square meters, and, in inland city, the production base with 6900 square meters, with a number of modern production workshop, advanced production and testing equipments, professional technicians and senior engineers with more than 10 years of energy, medical products research and development, production management experience.
Question: What's the payment term?
Answer: T/T , paypal ,western union and so on.
Question: How's the delivery time ?
Answer: Usually it will take about 7 working days for production.
Question: What is your product warranty?
Answer: All of the power supply Sino-k Manufacture with 12 month warranty
Question: Could you offer Form A or C/O ?
Answer: It is totally no problem. We can prepare relative documents to foreign affairs office or other office to apply for this certificate but if the order less than 10000.00USD , Buyer should be pay 60.00USD to get it