GRABO® HighFlow Hero

GRABO® HighFlow

Built to grip the most extremely porous materials.

Using material too porous for GRABO®? The HighFlow has you covered.

GRABO® quality certificates of conformity

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CE RoHS ISO 9001:2015

Discover the GRABO® HighFlow

The ultimate cordless power tool that grips even the most extremely porous pavers.

Where GRABO® leaves off, the HighFlow picks up. This is the most powerful tool we've created. With a vacuum flow rate of 1500 cubic liters per minute, there has never been a handheld, portable vacuum tool this powerful that grips the most porous materials.

With our brilliant new pistol-grip design, easily lift, grip, move, or install heavy, porous materials on the job site with precision and confidence.

The GRABO® HighFlow is GRABO®'s most advanced tool, offering more power and improved vacuum technology, revolutionizing how challenging objects are handled. Its innovative design features a SMART CUT foam seal and a user-friendly T-handle, significantly simplifying and improving the ergonomics of laying outdoor pavers.

Tailored for efficiency, the GRABO® HighFlow excels at handling rough, highly porous materials such as Dry Cast Pavers, ensuring a firm grip and safe handling, even on the most extremely textured material. It also offers a diverse range of suction plates, available in sizes 300×300mm and 400×400mm.

The top of the tool features a large LED digital display that shows your real-time PSI or BAR pressure, so users will always know how much pressure the tool is exerting. With our new powerful GRABO® 20-volt battery, the new HighFlow is rated to lift up to 242 lbs (110 kg) when used with our 400mm suction plate.

GRABO® HighFlow in use

Extreme Porous Grip

1500 L/min vacuum flow lifts the most porous Dry Cast Pavers with confidence.

GRABO® HighFlow pistol-grip

Pistol-Grip Design

Ergonomic pistol-grip with SMART CUT foam seal and T-Bar handle for outdoor paver installation.

GRABO® HighFlow

160 W rated power with a maximum vacuum rate of -0.20 Bar (-20 kPa).

GRABO® HighFlow

T-Bar Handle

User-friendly T-handle attachment with wired remote control ON/OFF cable for ergonomic paver laying.

T-Bar Handle

HighFlow Battery Charger

100–240 V AC, 50/60 Hz, 2 A max input. 21 V / 4 A charging output, full charge ready for the next paver run.

GRABO® HighFlow Charger
HighFlow Airflow Control

Dial in the airflow you need

HighFlow's high-volume pump pulls air faster than any other GRABO®, so leaky and extremely porous surfaces can still hold a strong, stable vacuum. The clear analog gauge lets you watch pressure build in real time and confirm every grip before you lift.

A balanced, ergonomic handle stays comfortable through long sessions, while the dual-battery system keeps the pump running on demanding rough materials.

High-volume vacuum, built for porous lifts

The HighFlow pump moves significantly more air per minute than a standard GRABO®, so it can pull a working vacuum on materials that would defeat a typical lifter - raw timber, rough concrete, untreated stone, and other open-grain surfaces.

Watch the analog gauge build to your target pressure, then let the pump cycle automatically to maintain the seal while you move and place each load.

Material
Perpendicular Hold
Perpendicular Hold
Parallel Hold
Parallel Hold
Rough Concrete 100 kg / 220 lbs 100 kg / 220 lbs
Raw Timber 100 kg / 220 lbs 75 kg / 165 lbs
Rough Slate 90 kg / 198 lbs 90 kg / 198 lbs
Untreated Stone 90 kg / 198 lbs 90 kg / 198 lbs
Drywall 80 kg / 176 lbs 70 kg / 154 lbs
Plywood 90 kg / 198 lbs 75 kg / 165 lbs
OSB 80 kg / 176 lbs 70 kg / 154 lbs
Rough Brick 85 kg / 187 lbs 85 kg / 187 lbs

Ready for the roughest, most porous materials

Move raw timber, rough concrete, untreated stone, and other open-grain materials with confidence using HighFlow's high-volume pump.

The dual-battery system, analog pressure gauge, and rugged build make HighFlow the GRABO® of choice when standard suction tools give up.

GRABO® HighFlow Kit

GRABO® HighFlow tool

The HighFlow body packs a high-volume pump and analog pressure gauge tuned for the most porous and uneven surfaces.

GRABO® HighFlow Specifications

Cordless electric vacuum lifter for extremely porous materials

GRABO® Comparison Chart

Model

Model / SKU
GRABO® HighFlow

Tool & Performance

Dimensions
300 x 184 x 148 mm
11.8 x 7.2 x 5.8 in
Net weight (with 300×300 add-on & battery)
2.9 kg / 6.4 lbs
Rated power
160 W
Maximum vacuum rate
-0.20 Bar (-20 kPa)
A-weighted sound pressure level*
LpA = 79.4 dB(A), uncertainty K = 3 dB(A)
A-weighted sound power level*
LwA = 71.4 dB(A), uncertainty K = 3 dB(A)
Vibration total value**
1.240 m/s², uncertainty K = 0.11 m/s²
GRABO® HighFlow

Suction Plates

Suction Plate 300 dimensions
316 x 316 x 17.3 mm
Suction Plate 400 dimensions (not included)
416 x 416 x 17.3 mm

Battery

Battery type
Model TB21000
Battery rated capacity
5.0 Ah
Nominal voltage / charge voltage
18 V / 21 V
Charge current
4 A
Overcharge protection
4.25 V
Working time (full charge)
30 mins
Operating temperature
32 – 115°F (0 – 45°C) Charge
-4 – 140°F (-20 – 60°C) Discharge
Long-term storage (> 3 months)
0°C – 30°C / 32°F – 86°F
charged to 18.5–19.5 V (80–90% of full charge)

Charger

Rated power
84 W
Charging input
100 – 240 V AC; 50/60 Hz; 2 A max
Charging output voltage
21 V
Charging output current
3.6 – 4.4 A under load (4.5 A max)
Operating temperature
0°C – 40°C / 32°F – 104°F
Storage temperature
-10°C – 75°C / 14°F – 167°F
Working conditions
Indoor use only; not waterproof (IP0)

Notes

* Sound and vibration measurements were taken according to applicable test standards under defined conditions; values may vary in real working environments. Accessories manufactured or sold by GRABO®, including third-party accessories, are engineered specifically for GRABO® tools and mounting systems. They are not compatible with the DeWalt GRABO®.

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