FAQs


FAQ

FREQUENTLY ASKED QUESTIONS

What are kinds of cooling fan or centrigugal fan supplied by your company?

we can provide DC cooling fan, AC cooling fan and blower fan

What are kinds of information provided by the customer before inquiry?

please kindly advise the size, voltage, the type of bearing, the speed of fan , or air flow.

How many types bearing of our cooling fan are there in our compnay at present?

now we have two types bearing for the fan, sleeve and ball, working time of sleeve is for 30,000 hours, the ball is for 50,000 hours.

How to detect the data of cooing fan in your company?

the speed and voltage are detected by the tachometer, air flow is found by wind tunnel.

How to control the quanlity of products in your company.

100% total testing before each of every product leaves our factory.

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