The light and effective Husqvarna 543 XP® is developed for tree care professionals and skilled land owners. The low weight and high chain speed leads to efficient limbing work. Our unique X-Torq® engine technology provide more power where you need it, up to 20% less fuel consumption and up to 75% less exhaust emission.
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Cylinder displacement 43.1 cc
Power output 2.95 hp
Maximum power speed 9600 rpm
Fuel tank volume 14.2 fl oz
Fuel consumption 467 g/kWh
Idling speed 2700 rpm
Spark plug NGK CMR7H
Electrode gap 0.03 "
Torque, max. 2.4 Nm/7200 rpm
Oil tank volume 0.57 US pint
Oil pump type Adjustable flow, no flow at idle
Vibration & noise data
Equivalent vibration level (ahv , eq) front / rear handle 4.5/4.2 m/s²
Sound pressure level at operators ear 101 dB(A)
Sound power level, guaranteed (LWA) 113 dB(A)
Chain speed at max power 66.27 fts
Recommended bar length, min-max 13"-18"
Chain gauge 0.05 "
Weight (excl. cutting equipment) 9.92 lbs
Inertia activated chain brake
Reduces the likelihood of injury due to kickback.
Centrifugal air cleaning system removes larger dust and debris particles before reaching the air filter. This results in reduced air filter cleanings and improved engine life.
Delivers lower fuel consumption and reduced exhaust emission levels in accordance with the world´s most stringent environmental regulations.
System designed to reduce vibration levels to the operator, which lessens fatigue.
The engine and starter have been designed so the machine starts quickly with minimum effort.
Removes air from carburetor and fuel system for easy starting.
Forged three-piece crankshaft for maximum durability for the toughest applications.
Side-mounted chain tensioner
Easier access to chain tensioning device.
Adjustable oil pump
Allows you to control oil flow depending on application and weather conditions.
Sturdily built crankcase withstands high rpms and tough professional use, ensuring a long service life.
Distinct, colored marks used for aiming the direction of timber fall.
Auto return stop switch
Stop switch automatically resets to the ON position for easier starting.