Incredible power to weight ratio with the robust build standards ECHO is famous for. The CS-420ES combines light weight construction (4.6kg) with a powerful 40.2cm³ professional grade engine.
Light-weight professional petrol chain saw, ideal for all-round use.Where to buy
Featuring a 40.2cm³ professional grade engine, giving exceptional power and performance. Like all ECHO engines, it's manufactured in Japan to the highest possible standards,
Compact, ergonomic design.
ECHO chain saws are all designed to the same professional standard, with no exceptions. Hard working, high quality with renowned Japanese build standards.
Bar and chain
With a 43cm (17″) guide bar, the CS-420ES is a mid-range, low emission chain saw that is ideal for tree surgeons or farmers for felling trees and logging.
Power to weight ratio
Super light-weight design with exceptional power.
Designed to maximise efficiency and comfort.
Easy start engine
ECHO’s patented system for effortless starting.
|Engine displacement (cm³)||40.2|
|Dry Weight (kg)||4.6|
|Fuel tank capacity (l)||0.41|
|Chain Oil Tank Capacity (ml)||280|
|Fuel Consumption At Maximum Engine Power (L/h)||0.95|
|Start Assist System||ES-start|
|Choke w/ Automatic Fast Idle Release||Yes|
|Saw Chain Pitch (inch)||0.325|
|Guide Bar Gauge (inch)||0.58 (0.050)|
|Applicable Bar Length (cm/inch) 1||38, 45 / 15, 18|
|Sound pressure level (dB(A))||99.2|
|Sound power level (dB(A))||110.0|
|CO² (g/kW・h) 2||958|
|Vibration Front handle/Rear handle (m/s²)||4.4 / 6.4|
- Not all lengths available in every country. Available bar lengths may incur differing RRPs. Please check with your local dealer.
- 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.