Performance without compromise. A mid sized chain saw that's lightweight yet has the power of bigger models. With a newly developed 45cc 2 stroke engine and weighing in at just 5kg it's light weight and powerful.
451s
Powerful, Japanese built landowner chainsaw with stratified engine technology for superb power and low emissions. Fitted standard with 18" (45cm) guide bar.
A$899.00
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Professional engine
45.0cc 2 stroke engine is built in Japan and provides category leading cutting performance and torque.

Compact, ergonomic design
Shindaiwa chain saw design is user-focused. As a result, Shindaiwa products are easy to start, easy to use and well balanced.

Built to work
Built with renowned Japanese standards for professionals who rely on their tools day in and day out. Shindaiwa tools are powerful, reliable, and rugged.
Best Features
Power to Weight Ratio
Super light-weight design with exceptional power.
Ergonomics
Designed to maximise efficiency and comfort.
Ease of Use
Power on and get the job done. Intuitive controls and features make your job a breeze.
Product Details
Engine displacement (cm³) | 45.0 |
---|---|
Output (kw) | 2.3 |
Output (ps) | 3.1 |
Dry Weight (kg) | 5.0 |
Fuel tank capacity (l) | 0.48 |
Chain Oil Tank Capacity (mL) | 330 |
Fuel Consumption At Maximum Engine Power (L/h) | 1.19 |
Priming Pump | Yes |
Ignition System | CDI |
Start Assist System | Soft start |
Chain Brake | Inertia |
Choke w/ Automatic Fast Idle Release | Yes |
Chain Tensioner | Side |
Saw Chain Pitch (inch) | 0.325 |
Guide Bar Gauge (inch) | 0.058 |
Applicable Bar Length (cm/inch) 1 | 33, 38, 45, 50 / 13, 15, 18, 20 |
Sound pressure level (dB(A)) | 101.1 |
Sound power level (dB(A)) | 110.3 |
CO² (g/kW・h) 2 | 803 |
Vibration Front handle/Rear handle (m/s²) | 3.3 / 3.2 |
- 1
- Not all lengths available in every country. Available bar lengths may incur differing RRPs. Please check with your local dealer.
- 2
- This CO² measurement results from testing a (parent) engine representative of the engine type (engine family) over a fixed test cycle under laboratory conditions and does not imply or express any guarantee of the performance of a particular engine.