• Lebanon, Ghazieh Main Road
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STAUNCH Portable Compressor

STAUNCH Portable Compressor

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Product description

STAUNCH Portable Compressor B36/52


1. Design with a modern, slender, and aggressive line

2. Electro-galvanized bodywork and chassis with advanced painting procedure to grant excellent preservation through time

3. Compact dimensions for easy handling and optimum dimensions / delivered power ratio

4. Lightweight

5. Filters “spin-on” type for quick maintenance

6. Full accessibility for easy and rapid maintenance and service

7. Exclusive pneumatic control system, developed

by ROTAIR, to adjust automatically engine revs, depending on the air to be delivered. This system is highly reliable and ensures fuel consumption saving

8. Start/stop “INTELLIGENT SYSTEM”, exclusive from ROTAIR, to prevent the risk of incorrect procedures during specific functioning

9. Air/oil separator filter, highly oversized, can guarantee an excellent air/oil separation

10. The air and oil filters of the compressor and the air and oil filters of the engine are independent

11. Single-stage oversized air filter for the compressor part, to guarantee good filtering of the air intake by airend.

As an option, a Two-stage air filter

12. Two-stage air filter for engine part

13. Combined radiator allowing both compressor oil cooling and engine liquid cooling


1. Drawbar with or without brakes, caravan-type ball connection – Skid version

2. Clog indicator for engine air filter – Fuel indicator

3. Sandblasting kit (cooler for compressed air cooling and dew separator)

4. Line oiler for pneumatic tools – Warming for compressed air

5. Exclusive ROTAIR “FUEL SAVING SYSTEM” (saving up to 20% of fuel)

Technical Data

Model No. B 36 B 52
Operating pressure 7 bar – 102 psi 7 bar – 102 psi
Possibility to have different operating pressures up to 14/15 bar and dual pressure*
Free air delivery 3600 lt/min – 127 CFM 5200 lt/min – 185 CFM
Minimum working pressure 5 bar – 73 psi 5 bar – 73 psi
Drive system engine-airend Direct Drive Direct Drive
Compressor cooling system Air/Oil Air/Oil
Oil cooling capacity 7 lt 9 lt
Air outlet temperature 40°C – 105°F + 40°C – 105°F +
Ambient temperature Ambient temperature
Outlet valves 2 x 3/4” 3 x 3/4”
Noise level EECno 2000/14 96 LWA 98 LWA
Battery capacity 12Vcc- 400A-70Ah (EN) 12Vcc- 400A-70Ah (EN)
Fuel tank capacity 40 lt 50 lt
Consumes 4,90 lt/ hour 7,3 lt/ hour
(8,20 working hours) (6,9 working hours)
Engine type 403D-15 404-D-22
Engine system 4 stokes – Inline – Indirect Injection 4 stokes – Inline – Indirect Injection
Displacement 1496 cc 2216 cc
N. cylinders 3 4
Aspiration Natural Natural
Max engine power@3000 RPM 25,0 kW – 34,0 HP 37,0 kW – 50,0 HP
Max engine speed 3000 RPM 2900 RPM
Min engine speed 1900 RPM 1700 RPM
Cooling system Water Water
Cooling system capacity 5 lt 8 lt
Lubrication system Oil Oil
Lubrication system capacity 5 lt 9 lt




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    All Staunch Machinery products are subject to 1 year warranty, or 1000 hours whichever comes first.