Description:

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.

Specifications:

Engine:

• Chain Speed at Max Power: 62.7 feet per second
• Cylinder Displacement: 50.1 cm³
• Output Shaft Power: 3.6 hp
• Torque, Max.: 2.95 Nm
• Torque, Max. at RPM: 7,200 rpm
• Clutch Engagement Speed: 3,900 rpm (±120)
• Electrode Gap: 0.02 inches
• Idling Speed: 2,800 rpm
• Ignition Module Air Gap: 0.01 inches
• Maximum Power Speed: 9,900 rpm
• Oil Pump Type: Adjustable flow, no flow at idle
• Spark Plug: NGK CMR6H

Equipment:

• Recommended Bar Length:
• Minimum: 13 inches
• Maximum: 20 inches
• Chain Type: S35G
• Bar Length: 18 inches (45 cm)
• Sprocket Type: Rim 7
• Pitch: .325"
• Gauge: .058"

Dimensions:

• Weight (Excluding Cutting Equipment): 11.7 lbs

Sound and Noise:

• Sound Pressure Level at Operator's Ear: 106 dB(A)
• Sound Power Level, Guaranteed (LWA): 116 dB(A)
• Sound Power Level, Measured: 114 dB(A)

Vibration:

• Equivalent Vibration Level (ahv, eq) Rear Handle: 4.6 m/s²
• Equivalent Vibration Level (ahv, eq) Front Handle: 4.0 m/s²

Lubricant:

• Oil Tank Volume: 0.68 US pint
• Lubricant Type (Engine): Husqvarna 2 stroke or equivalent at 50:1

Emission:

• Exhaust Emissions (CO₂ EU V): 844 g/kWh

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