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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.
Engine | |
Chain speed at max power | 62.7 fts |
---|---|
Cylinder displacement | 50.1 cm³ |
Output shaft power1 | 3.6 hp |
Torque, max. | 2.95 Nm |
Torque, max. at rpm | 7,200 rpm |
Clutch engagement speed (±120) | 3,900 rpm |
Electrode gap | 0.02 in |
Idling speed | 2,800 rpm |
Ignition module air gap | 0.01 in |
Maximum power speed | 9,900 rpm |
Oil pump type | Adjustable flow, no flow at idle |
Spark Plug | NGK CMR6H |
Equipment | |
Recommended bar length, min | 13 in |
Pitch | .325" |
Recommended bar length, max | 20 in |
Chain type | S35G |
Sprocket type | Rim 7 |
Gauge | .058" |
Dimensions | |
Weight (excl. cutting equipment) | 11.7 lbs |
Sound and noise | |
Sound pressure level at operators 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 m/s² |
Lubricant | |
Oil tank volume | 0.68 US pint |
Lubricant type (Engine) | Husqvarna 2 stroke or equiv. at 50:1 |
Emission | |
Exhaust emissions (CO₂ EU V)2 | 844 g/kWh |