Best quality assurance 200 600ml/min 40 55kpa dc3/3.7/5/6 lab equipment high quality micro super mini small vacuum air pump

Q: Are you trading company or manufacturer ?

A: We are factory, specialize in design&develop&producing micro pumps, miniature vacuum diaphragm pump, high performance mini air/gas/liquid pump for OEMs

Q: How long is your delivery time?

A: Generally it is 3-5 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer qualified buyer 1pcs sample free charge but do not pay the cost of freight. Furthermore, EXTRA sample fee can be fully refunded and debited from your formal order.

Q: How can I choose the most suitable pump?

A: Please tell us your requirements:

1, flow rate

2, pressure or vacuum degree

3, voltage,

4,also you can tell us the product application&size&noise limited, then I will match the most appropriate pump for you, or you can choose the exact model in the product manual.