If fine or coarse dust is generated during your work, you need a vacuum cleaner that provides clean breathing air and good visibility through a dust-free work surface without a clogged filter slowing you down. The Bosch GAS 12-40 MA Professional offers a high level of protection against dust inhalation, absorbing 99.9% of particles. It also saves time, as the filter does not clog thanks to Bosch's automatic filter cleaning (AFC) technology. Thanks to the powerful, constant air flow, the job gets done faster. With a tube-free container and an independent, tilt-resistant head, the Bosch GAS 12-40 MA Professional makes dust removal easier and faster. The telescopic handle, L-BOXX compatibility and compact storage ensure easy transport from job site to job site. The Bosch GAS 12-40 MA Professional vacuum cleaner picks up most materials, including wet or dry, fine or coarse dust generated when cutting concrete, sanding, sawing plasterboard and sanding drywall. It offers a high level of protection and long-lasting suction power for highly efficient dust extraction.

Specifications

User view

The Bosch GAS 12-40 MA wet/dry vacuum cleaner is the choice of many households and those who frequently clean garages, workshops or larger spaces at home or around the house. It is especially useful when you want to quickly clean up spilled liquids or large amounts of dust - for example after housework or a party with friends. Bosch as a brand has long been known in our country as reliable and robust, which gives additional peace of mind when we tackle more demanding cleaning challenges.

Users looking for a versatile and reliable vacuum cleaner for multiple situations are advised to also check out our guide on how to choose a vacuum cleaner and which one to buy , where you will find concrete advice on choosing the best solution according to your needs.

Why buy at Enaa

At Enaa, we highlight our many years of experience with trust in renowned brands such as Bosch, as well as a clear and transparent presentation of the most important product features, which makes it easier for customers to make a choice.

Answers to frequently asked questions

Is the Bosch GAS 12-40 MA also suitable for cleaning liquids?

Yes, the vacuum cleaner is specially designed for wet and dry vacuuming, so it reliably removes both spilled liquids and dust.

What is the capacity of the container and is it sufficient for larger cleanings?

With a capacity of 25 liters, the container is large enough for larger spaces, workshops or general home cleaning, so you will rarely have to empty it while working.

Is the vacuum cleaner also suitable for vacuuming pet hair?

Yes, thanks to its powerful suction and large container, the Bosch wet/dry vacuum cleaner is also great for homes with dogs or cats. Our guide to choosing a vacuum cleaner for pet hair can also be helpful.

What types of floors are best suited for using this vacuum cleaner?

The Bosch GAS 12-40 MA can be used on various hard floor surfaces such as tiles, concrete, laminate or parquet, and is also suitable for carpets and car interiors.

Does the vacuum cleaner also allow you to connect a power tool for dust extraction?

With practical connections, it is suitable for use with various power tools, and also means less dust in the room during various tasks.

Description updated: October 2025