For performance you can rely on, trust the Husqvarna 445. This robust gas saw features Smart Start® technology and air purge to deliver best-in-class starting performance.* Our proprietary X-TORQ® engine delivers superior performance, increased fuel efficiency and low emissions. And the ergonomic design with LowVib® technology make this saw comfortable to use, even in demanding conditions.
Features
Powerful and Efficient X-TORQ® Engine
X-Torq® engines deliver a great power and torque thanks to highly efficient combustion.
LowVib® Technology
Dampeners between the engine and chassis significantly reduce vibrations so you can work more comfortably
Smart Start® Technology
Specially-designed engine and starter for easy and fast starting with minimum effort
Quick Start with Air Purge
Air purge removes air from carburetor and fuel system for easy starting
Air Injection™ Technology
Centrifugal air cleaning system expels larger dust and debris particles before they reach the air filter to help improve engine life
Combined Choke/Stop Control
Provides easier starting and reduces the risk of engine flooding
Three-Piece Crankshaft
Forged three-piece crankshaft delivers maximum durability for even the toughest of jobs
Inertia-Activated Chain Brake
Reduces the likelihood of injury due to kickback.
Quick-Release Air Filter
Easily remove and replace the filter after cleaning
Fuel Indicator
Transparent fuel indicator makes it easy to check fuel level
Flip-Up Fuel Cap
Easy to open and secures firmly, even when wearing thick gloves
Snap-Lock Cylinder Cover
Saves time when changing spark plugs and cleaning.
Felling Marks
Dedicated marks for increased felling precision
No Oil at Idle
Chain oil pump disengages when engine is idling to reduce oil consumption and mess
Best-in-Class Starting Performance*
Variety of easy starting features for hassle-free starting *Based on the series of Husqvarna features that support the starting performance when compared to competitive chainsaw models in the 35cc to 50cc range
X-CUT® Chain
Exceptional sharpness and durability
Specifications
|
| Engine |
18" .325", X-Cut, 1,3 mm, SN, FA, single pack RTLBx
SKU: 970 61 30‑28
|
| Chain speed at max power |
56.76 fts |
| Cylinder displacement |
50.2 cm³ |
|
Output shaft power1
|
2.8 hp |
| Torque, max. |
2.4 Nm |
| Torque, max. at rpm |
6,300 rpm |
| Clutch engagement speed (±120) |
4,300 rpm |
| Electrode gap |
0.02 in |
| Idling speed |
2,700 rpm |
| Ignition module air gap |
0.01 in |
| Maximum power speed |
9,000 rpm |
| Oil pump type |
Fixed flow |
| Spark Plug |
Champion RCJ7Y, NGK BPMR7A |
| Equipment |
|
| Recommended bar length, min |
13 in |
| Pitch |
.325" |
| Recommended bar length, max |
20 in |
| Chain type |
SP33G |
| Bar length |
45 cm |
| Bar length (inch) |
18 in |
| Sprocket type |
Spur 7 |
| Gauge |
.050" |
| Dimensions |
|
| Weight (excl. cutting equipment) |
11.2 lbs |
| Sound and noise |
|
| Sound pressure level at operators ear |
103 dB(A) |
| Sound power level, guaranteed (LWA) |
114 dB(A) |
| Sound power level, measured |
112 dB(A) |
| Vibration |
|
| Equivalent vibration level (ahv, eq) rear handle |
4.9 m/s² |
| Equivalent vibration level (ahv, eq) front handle |
3.1 m/s² |
| Lubricant |
|
| Oil tank volume |
0.53 US pint |
| Lubricant type (Engine) |
Husqvarna 2 stroke or equiv. at 50:1 |
| Emission |
|
|
Exhaust emissions (CO₂ EU V)2
|
920 g/kWh |
