The centerpiece of the Bosch Airsweep™ Dust Extraction System of tools
and attachments
The 3931A Features
Bosch exclusive Pulse-Clean™ electromagnetic filter cleaning system Shakes
the dual filter cartridges to remove dust and maintain maximum suction
power. Pulse-Clean can be activated manually, or automatically, when a
connected power tool is switched off (a helpful remote control.)
Elevated filter location Filters sit above maximum dust
or water accumulation height to help maintain maximum airflow and suction
power
4 modes of operation: Regular vacuum, Power Tool
activation, Pulse-Clean™, Pulse-Clean™ with Power Tool activation
Activation by power tool Allows power tool switch to
turn vac on and off. 7-second run-on after power tool is turned off to clear
hose of remaining debris.
Built-in circuit breaker Protects motor from overload
Fine dust filtration capabilities Captures 99.93%
particles of 3.0 microns and larger in diameter
Large wheels, locking front casters, and easily-removable push handle Transports
easily
6.5 Max HP / 11.1-Amp motor with soft-start and bypass cooling Powerful
suction with features to protect motor and extend its life
Wet vacuuming capability with water level sensor and drain valve Automatically
shuts down vacuum when water reaches a maximum height to protect motor
Carrying handle For easier lifting
Rugged construction / polypropylene tank Durable and
rust free
Low center of gravity For excellent stability
Cord wrap For convenient storage of cord
Compact size Fits in crowded storage vans and tight
storage areas
Meets UL and CSA requirements The only vacuum cleaner in
its class that meets UL requirements. (Also meets CSA requirements.)
Includes
35mm, 9.85 Ft. Locking hose -- VAC021
(2) Filters -- VAC012
(1) Dust bag -- VAC013
Specifications
Model Number
3931
Air Flow
130 CFM (61 ltr./sec.)
Cord Length (ft.)
26
Canister Volume (gross)
13.3 gal. (50 ltr.)
Canister Volume (net)
11.35 gal. (45 ltr.)
Number of Filter Cartridges
2
Filter Cartridge Surface Area (Ea.)
4300 cm2
Total Filter Surface Area
8600 cm2
Engineering Number
0601989139
Static Water Lift
100 in.
Voltage
120V
Hose Port Inside Diameter
2-1/4″
Vacuum Suction Pressure
248 millibars
Weight (lbs.)
42.2 with handle
Dust Bag Volume (net)
5.5 gal. (21 ltr.)
Frequency
50-60 Hz
Max. Motor HP
6.5
Sound Pressure Level
69 db
Max. Sustained Amp Draw of Power Tool
7.2 Amps
Hose Length
9.85ft. (3 meters)
Filtration Capability
99.93% particles of 3.0 microns and larger, with
optional HEPA filters - 99.997% of 0.3.microns and larger in diameter.
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