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-9%The ECHO CS-680-20 is a powerful, professional-grade 66.8cc rear-handle chainsaw built for heavy-duty cutting. Equipped with a Performance Cutting System™, a rugged 20" bar and chain, and an automatic adjustable oiler, it’s designed for serious forestry work. Its aluminum handle with rubber grip enhances comfort, while the automotive-style air filter ensures long-lasting engine protection. Ideal for land clearing, logging, and large-scale cutting jobs.

When a paycheck depends on performance, the pros reach for the CS-680. With 66.8 ccs of professional-grade ECHO power and available 20, 24 and 27 in. Performance Cutting System™ bar upgrades, it cuts the toughest jobs down to size
High-Powered 66.8cc Professional-Grade Engine
Built for serious cutting performance, the large-displacement 2-stroke engine delivers relentless torque and durability—ideal for logging, land clearing, and large firewood jobs.
Performance Cutting System™
Equipped with a premium bar and a fast, aggressive chain, this system provides maximum cutting speed and efficiency—even through thick hardwoods.
Comfort-Enhanced Aluminum Handle with Rubber Grip
Lightweight yet strong, the aluminum front handle features an anti-slip rubber grip for all-day comfort, control, and vibration dampening during extended use.
Automatic, Adjustable Oiler with Manual Override
Matches lubrication to cutting conditions for improved bar and chain life, while the manual override allows on-the-fly adjustments in dry or dusty environments.
Heavy-Duty Automotive-Style Air Filtration
Superior engine protection is delivered via an easy-access, high-capacity air filter that extends maintenance intervals and boosts engine longevity.
Side-Access Chain Tensioner
Makes it quick and convenient to adjust chain tension in the field—minimizing downtime and maximizing productivity during demanding work.
Available in Multiple Bar Lengths
Choose from 20", 24", or 27" bar configurations to tailor your setup to the job at hand—whether you're cutting small trees or large timber.
TOP FEATURES
| Manufacturer: | Echo |
|---|---|
| MPN: | CS-680-20 |
| Condition | New |
| Shipping Options | Free Standard Shipping |
| Bar Length | 20in |
| Oil tank volume | 12.5 fl.oz. |
| Bar Sprocket | Rim |
| Capable Bar Lengths | 20", 24", 27" |
| Chain pitch | 3/8" |
| Chain and Bar Included | No |
| Engine Size | 5.5 hp |
| Engine Type | 2-Stroke |
| Fuel Tank Volume | 21.6 fl.oz. |
| Heated Handle | No |
| HP/CC | 66.8cc/4.07 cu.in. |
| Tool-less Chain Tensioning | Side-Access |
| Vibration Damping | Standard |
| Warranty | Consumer 5 Years / Commercial 1 Year |
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