If referring to a specific known resource, use:
(indefinite, general)
(definite, specific)
The proper article depends on the specific context, but the most natural and common choice is:
Benötigen Sie eine individuelle Transportbox?
If referring to a specific known resource, use:
(indefinite, general)
(definite, specific)
The proper article depends on the specific context, but the most natural and common choice is: