Bosch VAC140AH Portable 14 Gallon Dust Extractor with Auto Filter Clean and HEPA Filter

The Bosch VAC140AH is a portable 14 gallon dust extractor designed to handle heavy dust containment on job sites and in workshops. Built around an integrated system that captures fine particles at the source, this vacuum addresses the challenge of maintaining steady suction power during long sanding, cutting, or drilling sessions.

At the core of its filtration system is an included HEPA filter capable of capturing 99.97% of dust particles down to 0.3 microns. To prevent fine dust from clogging the mechanism, an automatic filter cleaning feature runs every 15 seconds to shake loose packed dust and maintain suction. The extractor also comes with a fleece filter bag that traps dry dust and debris, helping to protect the main HEPA filter and ensure long term performance.

Power performance is backed by a maximum airflow rating of 150 CFM and up to 97 inches of static water lift. For convenient workflow, the VAC140AH features power tool activation, which allows your connected power tool switch to automatically turn the extractor on and off. Users can also use the onboard Power Broker dial to adjust the suction force directly, matching the vacuum power to light sanding or heavy dry debris extraction.

There are a few trade-offs to keep in mind. A 14 gallon portable unit offers high capacity, but it takes up noticeable floor space in smaller workshops or utility vehicles. It also comes at a higher price point than basic home shop vacuums. Furthermore, while it supports Bosch PRO+GUARD for moving toward OSHA Silica Table 1 compliance, the listing does not specify included hose attachments or accessory nozzles.

Verdict: The Bosch VAC140AH is ideal for tradespeople and woodworkers needing serious fine dust control and automatic power tool integration. If your daily work creates heavy airborne dust, this HEPA dust extractor provides the power and filter maintenance needed to keep your workspace manageable.

• Capacity: 14 gallons
• Airflow Rate: Maximum 150 CFM
• Static Water Lift: Sustainable maximum 97 inches
• Filtration: HEPA filter (99.97% at 0.3 microns)
• Filter Cleaning Cycle: Automatic every 15 seconds
• Included Accessories: HEPA filter, fleece filter bag

A great fit if you:

• Connect dust extraction directly to power tools via auto activation
• Need HEPA filtration that captures 99.97% of 0.3 micron particles
• Work toward OSHA Silica Table 1 compliance using Bosch PRO+GUARD systems
• Require continuous suction maintained by automatic 15 second filter cleaning

Consider something else if you:

• Only need a basic utility vacuum for quick minor household spills
• Have tight workspace or vehicle storage where a 14 gallon unit is too large

How does the automatic filter cleaning work?
The Bosch VAC140AH automatically cleans its filter every 15 seconds to clear accumulated dust and maintain maximum suction power without interrupting work.

Is this dust extractor HEPA certified?
Yes, it includes a HEPA filter that captures 99.97% of airborne particles measuring 0.3 microns or larger.

Can I turn the extractor on using my power tool switch?
Yes, the vacuum features power tool activation, allowing the connected tool switch to automatically turn the dust extractor on and off.

Does this unit assist with OSHA silica dust rules?
The VAC140AH features Bosch PRO+GUARD, an end-to-end dust collection system designed to help users move toward OSHA Silica Table 1 dust compliance.