Echo CS-4010 40cc Chainsaw with 18" Bar

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The CS-4010 is a true jack of all trades. Every aspect from its light weight (4.2 kg) and highly maneuverable frame to its powerful 41.6 cm³ professional grade engine has been fine tuned to create a saw that excels at almost all tasks. The advanced 2-stroke, scavenger type engine provides more power and less emissions than any other saw in the same class. So, whether you're pruning, cutting firewood or even felling, you'll have a saw that's perfect for the job.

When you buy locally from Atlantic Outdoor your machine will be unboxed, assembled and inspected by our certified technicians. We ship boxed units Canada-wide and register the warranty for you. Customers are never charged incoming freight charges on their units. Units bought online & shipped will be shipped in box and may not be fully assembled.


Questions about our units? Call us at 506-387-3000 or email us at


Powerful and versatile.

41.6 cm3 professional-grade, 2-stroke engine provides category-leading cutting performance for better work efficiency.

New stratified 2-stroke engine produces far less emissions than equivalent conventional engines.

Low vibration for reduced operator fatigue.

Easy maintenance.

Side access chain tensioner for quick chain adjustments.

Translucent fuel tank for easy level checks.

Clip-type air-filter cover for easy maintenance.

Tool-less oil/fuel caps for easy refilling.

New design air filter for proven filtration.

G-Force Engine Air Pre-Cleaner reduces engine exposure to dirt and debris for less maintenance and longer life.

Professional grade features.

Momentary switch (always on) for quick and easy engine restart.

ES-start for easier starting.

Ergonomic front handle for light weight and ease of use. 

Dual drop prevention nuts. More secure fit for bar chain and no risk of dropping and losing nuts.

Product Details.

Engine displacement (cm³) 41.6
Output (kw) 1.91
Output (ps) 2.6
Dry Weight (kg) 4.2
Fuel tank capacity (l) 0.35
Chain Oil Tank Capacity (ml) 230
Fuel Consumption At Maximum Engine Power (L/h) 1.06
Saw Chain Pitch (inch) 0.325
Guide Bar Gauge (inch) 0.050
Applicable Bar Length (cm/inch) 1 38 / 45
Sound pressure level (dB(A)) 100.4
Sound power level (dB(A)) 109.4
CO² (g/kW・h) 2 804
Vibration Front handle/Rear handle (m/s²) 2.7 / 5.3
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.


Please note product images, specs and other information provided may change at any time without notice and may not reflect the units in stock at dealer location. We pride ourselves on working with companies who are constantly researching and developing better products and as such specs may change with little or no notice.