✅ Free Metro Delivery Included ✅ Fast Dispatch ✅ Authorised Dealer Support ✅ Delivery options are confirmed at checkout based on order and location. Incredible power to weight ratio with the robust build standards ECHO is famous for.Professional engineFeaturing a 40.2 cc professional grade engine, giving exceptional power and performance.Compact, ergonomic designECHO chain saws are all designed to the same professional standard, with no exceptions. Hard working, high quality with renowned Japanese build standards.Bar and chainWith a 43cm (17″) guide bar, the CS-420ES is a mid-range, low emission chainsaw that could be used by tree surgeons or farmers for felling trees and logging.Best FeaturesPower to weight ratioSuper light-weight design with exceptional power.ErgonomicsDesigned to maximise efficiency and comfort.Easy start engineECHO’s patented system for effortless starting.Product Details.Engine displacement (cm³)40.2Output (kw)1.6Output (ps)2.2Dry Weight (kg)4.6Fuel tank capacity (l)0.41Chain Oil Tank Capacity (ml)280Fuel Consumption At Maximum Engine Power (L/h)0.95Priming PumpYesIgnition SystemCDIStart Assist SystemES-startChain BrakeInertiaChoke w/ Automatic Fast Idle ReleaseYesChain TensionerSideSaw Chain Pitch (inch)0.325Guide Bar Gauge (inch)0.58 (0.050)Applicable Bar Length (cm/inch) 138, 45 / 15, 18Sound pressure level (dB(A))99.2Sound power level (dB(A))110.0CO² (g/kW・h) 2958Vibration Front handle/Rear handle (m/s²)4.4 / 6.41Not all lengths available in every country. Available bar lengths may incur differing RRPs. Please check with your local dealer.2This 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.