Light weight and compact: Since the design of the vacuum ejectors is fixed, they are really compact which is plus as well. They are also really light weight because of the same reason i.e. their design and the way they work. This makes them useful for everyone because it’s easier to install/uninstall these vacuum pumps without any major effort.
Quick: Since the design of these vacuum pumps is really simple and there are no mechanical parts that needs to be moved in order for vacuum ejectors to work, the operation is really quick. The vacuum systems that have these can be turned on and off very quickly.
Low cost: This should be no surprise. Since the design of these products is so simple, they don’t require any fancy parts. This results in a very low price tag for these items. The low price tag when combined with low maintenance cost will surely save you more than a few bucks.