Husqvarna 450S is a landowner chainsaw designed to tackle everything from forestry tasks like felling, cutting, and limbing to cutting firewood. Based on the reliable 400 series, this light chainsaw boasts a reinforced, robust design to increase product lifetime. It is equipped with a powerful and optimized 2.4 kW X-Torq® engine for increased performance. The refined starting procedure is further improved by the Smart Start® feature. Additional features, such as colored felling marks and captured bar nut, enhance the overall experience.
FEATURES
- RETAINED BAR NUT: The retaining function prevents loosing the bar nut.
- INERTIA-ACTIVATED CHAIN BRAKE: Reduces the likelihood of injury due to kickback.
- AIR INJECTION™ TECHNOLOGY: Centrifugal air cleaning system expels larger dust and debris particles before they reach the air filter to help improve engine life.
- POWERFUL AND EFFICIENT X-TORQ® ENGINE: X-Torq® engines deliver a great power and torque thanks to highly efficient combustion.
- SNAP-LOCK CYLINDER COVER: Saves time when changing spark plugs and cleaning.
- QUICK-RELEASE AIR FILTER: Easily remove and replace the filter after cleaning.
- FLIP-UP FUEL CAP: Easy to open and secures firmly, even when wearing thick gloves.
- FUEL INDICATOR: Transparent fuel indicator makes it easy to check fuel level.
- THREE-PIECE CRANKSHAFT: Forged three-piece crankshaft delivers maximum durability for even the toughest of jobs.
- LOWVIB® TECHNOLOGY: Dampeners between the engine and chassis significantly reduce vibrations so you can work more comfortably.
- ERGONOMIC REAR HANDLE: Increased comfort with soft inlay, ergonomic trigger and asymmetrical handle.
- HUSQVARNA PATENTED HYBRID CRANKCASE: Designed crankcase made of plastic and metal to provide increased robustness, performance and longevity.
- FELLING MARKS: Dedicated marks for increased felling precision.
- SMART START® TECHNOLOGY: Specially-designed engine and starter for easy and fast starting with minimum effort.
- 20% FASTER CUTTING*: Improved cutting capacity for increased efficiency and productivity. *Compared to the Husqvarna 450 Rancher®.
- AUTOMATIC OIL PUMP: Adjusts oil flow as needed to ensure optimal bar & chain performance.
- AIR PURGE: Air purge removes air from carburetor and fuel system for easy starting.
- AUTO RETURN STOP SWITCH: When the stop switch has been used, it is automatically reset to facilitate the next start.
SPECIFICATIONS
| Engine |
20", .325, Smart Start, US/CA, UA, single pack, CFTBx
SKU: 970 70 23‑18
|
|---|---|
Chain speed at max power |
60.7 fts |
Cylinder displacement |
50.2 cm³ |
Power output1 |
3.2 hp |
Torque, max. |
2.6 Nm |
Torque, max. at rpm |
6,900 rpm |
Clutch engagement speed (±120) |
4,150 rpm |
Electrode gap |
0.02 in |
Idling speed |
2,800 rpm |
Ignition module air gap |
0.01 in |
Maximum power speed |
9,600 rpm |
Oil pump type |
Automatic |
Spark Plug |
Champion RCJ7Y, Husqvarna HQT-1R, NGK BPMR7A |
| Equipment |
20", .325, Smart Start, US/CA, UA, single pack, CFTBx
SKU: 970 70 23‑18
|
|---|---|
Recommended bar length, min |
13 in |
Pitch |
.325" |
Recommended bar length, max |
20 in |
Chain type |
SP33G |
Bar length |
50 cm |
Bar length (inch) |
20 in |
Sprocket type |
Spur 7 |
Gauge |
1.3 mm |
| Dimensions |
20", .325, Smart Start, US/CA, UA, single pack, CFTBx
SKU: 970 70 23‑18
|
|---|---|
Weight (excl. cutting equipment) |
11 lbs |
| Sound and noise |
20", .325, Smart Start, US/CA, UA, single pack, CFTBx
SKU: 970 70 23‑18
|
|---|---|
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) |
| Vibration |
20", .325, Smart Start, US/CA, UA, single pack, CFTBx
SKU: 970 70 23‑18
|
|---|---|
Equivalent vibration level (ahv, eq) rear handle |
4.1 m/s² |
Equivalent vibration level (ahv, eq) front handle |
3.9 m/s² |
| Lubricant |
20", .325, Smart Start, US/CA, UA, single pack, CFTBx
SKU: 970 70 23‑18
|
|---|---|
Oil tank volume |
0.55 US pint |
Lubricant type (Engine) |
Husqvarna 2 stroke or equiv. at 50:1 |
| Emission |
20", .325, Smart Start, US/CA, UA, single pack, CFTBx
SKU: 970 70 23‑18
|
|---|---|
Exhaust emissions (CO₂ EU V)2 |
718 g/kWh |
DISCLAIMER
Please note product images, specs and other information provided may change at any time without notice and may not reflect the units in stock at dealer location. We pride ourselves on working with companies who are constantly researching and developing better products and as such specs may change with little or no notice.
