Stec Inc. Sec-4550M Mass Flow Controller, Gas N2, Flow Rate 30 LM Please note before buying: Item condition: Most items are Used and should be in working order. Item is for sale AS IS.
Stec Inc. Sec-4550MC-SUC Mass Flow Controller, Gas N2, Flow Rate 30LM Item condition: Most items are Used and should be in working order. Item is for sale AS IS.
You will receive everything displayed in the photos.It is used and in both good cosmetic and working conditions.There are no known issues with the item.Batteries not included. We will ship the item the same business day after your payment clears. I will use delivery signa
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