Husqvarna 545 is developed for demanding work by contractors and land owners. The saw has a ground breaking design and is loaded with raw power for efficient operation. Our unique X-Torq® engine technology provide more power where you need it, up to 20% less fuel consumption and 75% less exhaust emission.
Deliver lower fuel consumption and reduced exhaust emission levels in accordance with the world´s most stringent environmental regulations.
AutoTune gives optimal engine performance throughout automatic engine setting. No time spent on carburettor adjustments. It compensates for different fuels, altitude, humidity, temperature and clogged air filter.
Centrifugal air cleaning system for reduced wear and longer operating time between filter cleanings.
Effective anti-vibration dampeners absorb vibration, sparing the user's arms and hands.
Adjustable oil pump
Adjustable oil pump makes it easy to set the chain lubrication according to your needs.
Combined choke/stop control
Combined choke/stop control allow for easier starting and reduce the risk of engine flooding.
Side-mounted chain tensioner
Side-mounted chain tensioner makes chain adjustment quick and easy.
Sturdily built crankcase withstands high rpms and tough professional use, ensuring a long service life.
Snap-lock cylinder cover
Visible fuel level Fuel pump
Retained bar nuts
Inertia chain brake
Cylinder displacement 50.1 cm³ / 3.06 cu.inch
Power output 2.5 kW
Maximum power speed 9600 rpm
Fuel tank volume 0.52 lit / 17.58 fl oz
Fuel consumption 424 g/kWh
Idling speed 2800 rpm
Spark plug NGK CMR6H
Electrode gap 0.5 mm / 0.02 "
Torque, max. 2.69 Nm/6600 rpm
Oil tank volume 0.27 lit / 0.57 US pint
Oil pump capacity 5-12 ml/min
Vibration & noise data
Equivalent vibration level (ahv, eq) front / rear handle 2.8/3.7 m/s²
Sound pressure level at operators ear 106 dB(A)
Sound power level, guaranteed (LWA) 116 dB(A)
Chain pitch .325"
Recommended bar length, min-max 33-50 cm / 13"-20"
Chain speed at max power 18.5 m/s / 60.7 fts
Weight (excl. cutting equipment) 4.9 kg / 10.8 lbs