2025 Husqvarna® Power Professional Chainsaws 545 Mark II 18 in

Information

2025 Husqvarna® Power Professional Chainsaws 545 Mark II 18 in

Best in class cutting capacity.

The second generation of Husqvarna’s 545 chainsaw is a 50cc unit that’s ready for your felling, limbing and bucking of small and midsize trees. Designed for professional forestry and tree care crews, this durable saw has improved power and a slimmed-down design. A host of innovative features guarantee comfortable and efficient operation, season after season.

Features may include:

Excellent cooling capacity for a longer engine life
  • Our new cooling system is optimised in every detail to give you a reliable chainsaw for any situation.
AutoTune
  • AutoTune gives optimal engine performance throughout automatic engine setting. No time spent on carburetor adjustments. It compensates for different fuels, altitude, humidity, temperature and clogged air filter.
Magnesium crankcase
  • Sturdily built crankcase withstands high rpms and tough professional use, ensuring a long service life.
Smart Start® Technology
  • Specially-designed engine and starter for easy and fast starting with minimum effort
Snap-Lock Cylinder Cover
  • Saves time when changing spark plugs and cleaning.

Photos

Highlights

  • Lufkin, Texas
  • 2025
  • Husqvarna® Power
  • Professional Chainsaws 545 Mark II 18 in
  • Available

Specifications

  • 2025
  • Husqvarna® Power
  • Professional Chainsaws
  • 545 Mark II 18 in
  • General
  • 3.06 cu.inch
  • 3.6 hp
  • 2.95 Nm | Torque, max. at rpm: 7,200 rpm
  • Maximum power speed: 9,900 rpm | Idling speed: 2800 rpm
  • module air gap: 0.01 in
  • emissions (CO2 EU V) 844 g/kWh
  • Husqvarna 2 stroke or equiv. at
  • engagement speed (±120): 3,900 rpm
  • Fuel consumption: 432 g/kWh (2.6 lbs/h) | Equivalent vibration level (ahv, eq) front handle: 3.6 m/s² | Equivalent vibration level (ahv, eq) rear handle: 4.1 m/s²
  • Sound power level, guaranteed (LWA):116 dB(A))| Sound power level, measured:114 dB(A) | Sound pressure level at operators ear: 106 dB(A)
  • Electrode gap: 0.02 in | Pitch: .325"
  • Bar: 18 in| Recommended bar length, min / max: 13 in / 20 in
  • Oil tank: 0.68 US pint | Oil tank: 0.32 l
  • excl. cutting equipment):11.7 lbs
  • Sprocket type: Rim 7
  • S35G / SP33G