=SUMPRODUCT(--(A1:A10="G7705"),--(B1:B10=300),C1:C10)

Regards,

Peo Sjoblom

"Mestrella31" wrote:

I have 3 colums

colum A G7705
colum B 300
colum C Units

I need sum the units in colum C if colum A & B = "G77053000"

Can somone Help