Husqvarna 553RBX is our strongest backpack brushcutter and is developed for the toughest grass- and brush-clearing in difficult terrain. The X-Torq® engine provide raw power and excellent fuel economy. It’s unique harness is designed for dynamic muscle work and minimum strain on the user.
Engine
Power output-2.3 kW
Cylinder displacement-50.6 см³
Maximum power speed-9500 rpm
Idling speed-2800 rpm
Fuel tank volume-0.8 l
Fuel consumption-476 g/kWh
Exhaust emissions (CO2 EU V)867 g/kWh[1]
Transmission
Gear ratio-1.4
Drive gear angle-30 °
Dimensions
Product Size, LxWxH288.8x41.3x58.0 cm cm
Tube length-1483 mm
Tube diameter-28.05 mm
Weight (excl. cutting equipment)12.1 kg
Equipment
OEM Grass blade-Multi 275-4
OEM Harness-Integrated
OEM Trimmer headT45X M12
Lubricant
Lubricant type-Husqvarna 2 stroke or equiv. at 50:1
Sound and Noise
Sound power level, guaranteed (LWA)118 dB(A)
Sound pressure level at operators ear97 dB(A)
Emission
Exhaust emissions (HC average)54.1 g/kWh
Exhaust emissions (CO average)363.1 g/kWh
Exhaust emissions (NOx average)1.2 g/kWh
Vibration
Equivalent vibration level (ahv, eq) front handle2.7 m/s²
Equivalent vibration level (ahv, eq) rear handle3.8 m/s²