ECHO's most popular felling saw. Professional rear handle petrol chain saw you can depend on.


Used by professionals for felling larger trees, the ECHO CS-680 is a heavy-duty petrol chainsaw. It features a 66.8cm³ engine, has a guide bar of 50cm (20″) and weighs 6.6kg

Professional engine.

Professional engine.

Featuring a huge 66.8cm³ professional grade engine, capable of powering through any job.

Compact, ergonomic design.

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

Bar and chain

Replaceable sprocket nose bar available

Best Features.


Features one of ECHO’s most powerful engines.


Designed to maximise efficiency and comfort.

Ease of Use

Power on and get to work. Intuitive controls and features make your job a breeze.

Product Details.

Engine displacement (cm³) 66.8
Output (kw) 3.46
Output (ps) 4.70
Dry Weight 6.6
Fuel Tank Capacity (ml) 640
Chain Oil Tank Capacity (ml) 370
Fuel Consumption At Maximum Engine Power (L/h) 2.35
Ignition System CDI
Chain Brake Inertia
Choke w/ Automatic Fast Idle Release Yes
Chain Tensioner Side
Saw Chain Pitch (inch) 3/8
Guide Bar Gauge (inch) 0.58
Applicable Bar Length (cm/inch) 40, 45, 50, 60, 70 / 16, 18, 20, 24, 28