Input rated voltage
Input voltage range
95% (half load) ; 93% (full load)
Output rated power
Output peak power
Ripple (full load test)
-40°c ~ +80°c
Over-load, Over-current, Over-temperature, Over-voltage
Free air convection
White box packing
12v to 48v dc-dc converter ,12vdc to 48vdc boost converter
high efficiency 12v to 48v boost converter
DC DC Converter Circuit diagram
Lower voltage protection
Short- circuit protection
Sino-k provides one year warranty for any finished products except gifts or free samples. The warranty period starts from receipt of items received from your customs. We will not give warranty when the clients buy from third trading companies or the units have been repaired by yourself or improper use. The lifetime of Sino-k products is 100,000 hours and you can buy and use it confidently. During warranty period, the clients will take charge of return shipping cost except defective products. Sino-k will take charge of defective products with the testimony that clients could provide videos or send us back according to case. Switch power supply works stably only for right application. Sino-k's converters include isolated and non-isolated series, please contact us if you can't confirm your choice.
Any questions, pls feel free to contact me at any time! Thanks for your visit !
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
Question: We want to know month capacity.
1.It depends on which model.
2.For example for relay type small capacity , month capacity can reach near 20000pcs and big capacity near 3000pcs.
Question: Where is your market?
1.Our products are popular in Russia, New Zealand, Indonesia, Hungary, Australia, Italy, America, Chile, Mexico and so on.
2.Some of them are our regular customers and some of them are developing. We hope you can join us and make mutually beneficial from our cooperation.