Husqvarna 445S Chainsaw

The Husqvarna 445S is a landowner chainsaw designed to handle all your landowner tasks, from forestry work like felling, cutting, and limbing to cutting firewood. Building on the reliable 400 series, this light chainsaw offers improved ease of use and a reinforced, robust design to increase product lifetime. It features an optimized 2.2 kW X-Torq® engine for increased performance. The upgraded cutting experience is also ensured by the Smart Start® function and features such as colored felling marks and captured bar nut.

ENGINE SPECIFICATIONS

• Power Output: 3 hp
• Cylinder Displacement: 50.2 cm³
• Max Torque: 2.6 Nm @ 6,300 rpm
• Maximum Power Speed: 9,000 rpm
• Idling Speed: 2,800 rpm
• Clutch Engagement Speed: 4,150 rpm (±120)
• Chain Speed at Max Power: 56.8 ft/s
• Oil Pump Type: Automatic
• Spark Plug: Husqvarna HQT-1R, Champion RCJ7Y, NGK BPMR7A
• Electrode Gap: 0.02 in
• Ignition Module Air Gap: 0.01 in

CUTTING EQUIPMENT

• Bar Length: 18 in (45 cm)
• Recommended Bar Length: 13 in - 20 in
• Chain Type: SP33G
• Pitch: .325"
• Gauge: .050"
• Sprocket Type: Spur 7

DIMENSIONS & WEIGHT

• Weight (excluding cutting equipment): 11 lbs

SOUND LEVELS

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

VIBRATION

• Front Handle: 4.7 m/s²
• Rear Handle: 4.6 m/s²

FUEL & LUBRICANT

• Oil Tank Volume: 0.55 US pint
• Engine Lubricant: Husqvarna 2-stroke oil or equivalent at 50:1 mix

EMISSIONS

• CO₂ (EU V): 718 g/kWh