
Poker vibrators
Petrol-driven hand-held poker vibrator with backpack.
The P14B brings proven pendulum compaction to sites with no power supply, or where trailing cables are unwelcome. A Honda GX-35 four-stroke sits in a comfortable 10 kg backpack frame, driving 12,000 vibrations a minute with a large amplitude for thorough compaction of floors, foundations, beams, walls and columns. Hardened steel internals need no greasing and no cooling in the concrete, and the quick-release coupling changes bottles in moments. Bottles and hoses are interchangeable with the electric P14E.
| Poker head Ø (mm) | Weight (kg) | Vibrations (per min) | Centrifugal force (N) | Amplitude (mm) | Hose lengths (m) |
|---|---|---|---|---|---|
| Ø28 | 4.0 | 12,000 | 2,500 | 0.8 | 2.5 / 3.0 / 3.5 / 4.0 |
| Ø38* | 5.5 | 12,000 | 3,900 | 1.0 | 2.5 / 3.0 / 3.5 / 4.0 |
| Ø45 | 6.0 | 12,000 | 4,500 | 1.5 | 2.5 / 3.0 / 3.5 / 4.0 |
Figures transcribed from Lievers Holland data sheets. Values are never invented; “—” means no data.
Comparison
Each machine in this category is designed for the same application, but optimized for different power options, site conditions, and user requirements.

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Petrol-driven hand-held poker vibrator with backpack.
Works anywhere — no external power source needed.

Battery-powered poker vibrator — cordless work on site.
Cordless and emission-free — full freedom on site.
Tell us what you do — we'll recommend the right model, no obligation.
The P14B is petrol-driven — a Honda GX-35 four-stroke engine built into a 10 kg backpack frame — so it works independently of mains power, ideal where there's no electricity on site. It still produces the same 12,000 vibrations a minute as the electric P14E, and the Ø28, Ø38 and Ø45 mm poker heads and hoses are interchangeable between the two.
The machine ships complete — backpack drive unit, hose and poker head ready to work, in hose lengths from 2.5 to 4.0 m (2.5 m is the minimum, set by the backpack's carrying height). Longer hoses are available on request.
Every Lievers machine comes with a one-year warranty. Register your machine and you get a second year on top — two years of cover in total.
Lievers machines are backed by a network of local service points with spare parts on hand, so maintenance and repairs stay close to the job. Get in touch and we'll point you to the nearest one.