The Fein airborne dirt and dust extractors when joined with Feins random orbit sanders are an essential part of the Feins 98 dust-free sanding method. Fein airborne dirt and dust extractors control power equipment with inputs of 5 to 2000 watts (.05 to 18 amps). Vacuum performance that measures at 90 to 99 inches of water lift means. Fein airborne dirt and dust extractors generate far better suction than its rival, at a median of 60 decibels. The equipment switch turns the airborne dirt and dust extractor on and off and offers a 10 second delay following shut off to clear the hose. All 3 versions have digital changeable suction control with LED indicator that allows optimum presentation, auto-start purpose, and built-in drain plug. Accessory filters are also integrated to help trap particles right down to .3 micron (HePa). Greatest presentation could be accomplished by adjusting the digital changeable suction control. The enhanced, rugged anti-tipping design offers a strong 120volt two-stage motor that gives bypass cooling, ensuring an extended motor life. Plug your random orbit sanding system right into a Fein airborne dirt and dust extractor. The Fein vacuums airborne dirt and dust extractors are suitable for heavy, uninterrupted, industrial wet or dry usage.