A versatile performer, light weight yet powerful enough to take on big jobs.
CS-420EMS
A light-weight ergonomic rear handle professional chain saw with EMS technology.
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Electronic Management System
EMS automatically monitors engine speed and fluctuation. When working conditions change, the micro processor in the ignition coil sends an electric signal to the carburetor to optimise the engine speed. In order to ensure optimum cutting performance, EMS automatically controls fuel supply by repeating full throttle and idle operation when needed.
Ergonomic
Small, lightweight design alongside a powerful engine for a superb power to weight ratio.
Comfortable
Tool-less air filter cover allowing easy air filter access, even when wearing gloves; a side access chain tensioner enabling easy chain adjustment; an anti-icing system preventing the carburettor from freezing in colder months.
Best Features.
Power to weight ratio
Super light-weight design with exceptional power.
Ergonomics
Designed to maximise efficiency and comfort.
Easy start engine
ECHO’s patented system for effortless starting.
Product Details.
| Dry Weight (kg) | 4.6 |
|---|---|
| Chain Oil Tank Capacity (L) | 0.28 |
| Chain Brake | Inertia |
| Engine Displacement (cm³) | 40.2 |
| Fuel Consumption at Maximum Engine Power (L/h) | 0.95 |
| Guide Bar Gauge (inch) | 0,058 |
| Output (ps) | 2.18 |
| Priming Pump | Yes |
| Choke w/ Automatic Fast Idle Release | Yes |
| Output (kW) | 1.6 |
| Ignition System | CDI |
| Chain Tensioner | Side |
| Fuel Tank Capacity (L) | 0.41 |
| Start Assist System | ES-start |
| Saw Chain Pitch (inch) | 0.325 |
