451s

Professional low emission chain saw built in Japan.

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Performance without compromise. A mid sized chain saw that's lightweight yet has the power of bigger models. With a newly developed 45cm³ professional grade 2 stroke engine and weighing in at just 5kg it's light weight and powerful.

Professional engine.

Featuring a 45.0cm³ professional grade engine that has been built to the highest standards.

Compact, ergonomic design.

Shindaiwa chain saws are all designed to the same professional standard, with no exceptions. Hard working, high quality with renowned Japanese build standards.

Power to weight ratio.

The 451s weighs just 5kg and has an output of 2.3kW. This makes it ideal for a wide range of medium sized, professional jobs.

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.