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Shindaiwa Chainsaw 451S

Powerful 45.0cc Japanese-built chainsaw combining lightweight handling, excellent torque and professional-grade performance with an 18" guide bar.

Key Features
  • Powerful 45.0cc Japanese Built 2-Stroke Engine
  • 18" (45 cm) Guide Bar Included
  • Stratified Engine Technology for Low Emissions and Efficiency
  • Excellent Power-to-Weight Ratio
  • Soft Start System for Easy Starting
  • Priming Pump for Reliable Starting
  • Automatic Fast Idle Release System
  • Side Access Chain Tensioner for Easy Adjustment
  • Inertia Chain Brake for Operator Safety
  • Lightweight and Ergonomic Design
  • Professional Grade Japanese Build Quality
  • Suitable for Landowners and Professional Applications
The Shindaiwa 451S Chainsaw delivers professional-grade performance in a lightweight and well-balanced package, making it an excellent choice for landowners and demanding users. Powered by a newly developed 45.0cc Japanese-built 2-stroke engine, this chainsaw produces impressive cutting power and torque while maintaining excellent fuel efficiency and low emissions through advanced stratified engine technology. Weighing just 5.0 kg, the 451S offers outstanding manoeuvrability and reduced operator fatigue without sacrificing cutting performance. Supplied standard with an 18" (45 cm) guide bar, it provides excellent versatility for cutting firewood, property maintenance and general tree work. Designed with user comfort and reliability in mind, the chainsaw features Soft Start technology for easier starting, a priming pump for improved fuel delivery, and an automatic fast idle release system for smooth operation. The side-access chain tensioner allows for quick and convenient chain adjustment, while the inertia chain brake enhances operator safety. Built to renowned Japanese quality standards, the Shindaiwa 451S offers exceptional durability, reliability and performance for users who demand professional-level results in a lightweight and easy-to-use chainsaw.
Engine and Fuel Specs
Engine Displacement45.0 cc
Power Output2.3 kW / 3.1 PS
Fuel Tank Capacity0.48 L
Fuel Consumption1.19 L/h at maximum engine power
Ignition SystemCDI
Start Assist SystemSoft Start
Priming PumpYes
Chainsaw Specs
Guide Bar Length18" (45 cm)
Applicable Bar Lengths13", 15", 18", 20"
Chain Pitch0.325"
Guide Bar Gauge0.058"
Chain Oil Tank Capacity330 mL
Chain BrakeInertia
Chain TensionerSide Access
Dimension and Performance Specs
Dry Weight5.0 kg
Vibration Level (Front / Rear)3.3 / 3.2 m/s²
Sound Pressure Level101.1 dB(A)
Sound Power Level110.3 dB(A)
ConstructionProfessional Grade Japanese Built

* Images shown may sometimes be from comparable models supplied by the manufacturer. Availability can change frequently, so we recommend contacting us to confirm current stock.


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