De or het productbestelling?

The correct Dutch article is:

de productbestelling

Rule Words ending in -ing: almost always de. See the rule

This word is not in the word lists we use to double-check answers.

How to use productbestelling

the productbestellingde productbestelling
this productbestellingdeze productbestelling
that productbestellingdie productbestelling
our productbestellingonze productbestelling
your productbestellingjouw productbestelling
every productbestellingelke productbestelling
which productbestelling?welke productbestelling?
a big productbestelling / the big productbestellingeen grote productbestelling, de grote productbestelling