2026 Husqvarna® Power Residential Chainsaws 445S

Current Husqvarna® Power Sawing-Cutting Residential Chainsaws Residential Chainsaws

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Year 2026
Make Husqvarna® Power
Model Residential Chainsaws

Year 2026
Manufacturer Husqvarna® Power
Model Name Residential Chainsaws
Trim Name 445S
Generic Type (Primary) General
Displacement 50.2 cm³
Engine Power Output shaft: 3 hp
Engine Torque max: 2.6 Nm @ 6,300 rpm
Rated Engine Speed Idling: 2,800 rpm | Maximum power: 9,900 rpm
Spark Plug Husqvarna HQT-1R, Champion RCJ7Y, NGK BPMR7A
Lubrication Husqvarna 2 stroke or equiv. at 50:1
Emissions (CO2 EU V): 718 g/kWh

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 has 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.

Features may include:

20% faster cutting*

Improved cutting capacity for increased efficiency and productivity. *Compared to the Husqvarna 445 chainsaw +/- 1%.

Automatic oil pump

Adjusts oil flow as needed to ensure optimal bar & chain performance

Flip-Up Fuel Cap

Easy to open and secures firmly, even when wearing thick gloves

Quick-Release Air Filter

Easily remove and replace the filter after cleanin

Smart Start® Technology

Specially-designed engine and starter for easy and fast starting with minimum effort

Engine

Displacement 50.2 cm³

Engine Power Output shaft: 3 hp

Engine Torque max: 2.6 Nm @ 6,300 rpm

Rated Engine Speed Idling: 2,800 rpm | Maximum power: 9,900 rpm

Spark Plug Husqvarna HQT-1R, Champion RCJ7Y, NGK BPMR7A

Lubrication Husqvarna 2 stroke or equiv. at 50:1

Emissions (CO2 EU V): 718 g/kWh

Drivetrain

Clutch engagement speed (±120): 4,150 rpm

Operational

Operating Speed Chain at max power: 56.8 fts

Operating Conditions Equivalent vibration level (ahv, eq) rear/front handle: 4.6 m/s²/ 4.7 m/s²

Performance

Noise Level Sound pressure level at operators ear (LpA): 106 dB(A) | Sound power level, guaranteed (LWA): 116 dB(A) | Sound power level, measured: 114 dB(A)

Hydraulics

Pump Type Oil: Automatic

Dimensions

Dimensions Electrode gap: 0.02 in | Ignition module air gap: 0.01 in | Gauge: .050"

Length Bar: 18 in (45 cm) | Recommended bar min/max: 13 in/20 in

Chain Pitch .325"

Capacities

Oil capacity Tank: 0.55 US pint

Weights

Weight excl. cutting equipment: 11 lbs

Features

Features Sprocket type: Spur 7

Chain Type SP33G

2026 Husqvarna® Power Residential Chainsaws 445S