ECHO
SRM-420ES
SRM-420ES
A highly durable, professional U-handle brushcutter, for the toughest applications. Whether you're working with a trimmer head or blade, you can depend on its power to get through the job with ease.
Features one of ECHO’s most powerful engines designed to maximise efficiency and comfort. Vibration is reduced by ECHO anti-vibe technology.
Specification
| Engine displacement (cc) | 41.5 |
| Output (kW) | 1.8 |
| Dry Weight (kg) | 9.0 |
|---|---|
| Fuel Tank Capacity (ml) | 0.69 |
| Start Assist System | ES-Start |
| Driveshaft diameter (mm) | 8.0 |
| Main pipe diameter (mm) | 28.0 |
| Gear reduction ratio | 1.33 |
| Standard Nylon Head | Tap & Go |
| Standard Metal Blade | 3-cutter |
| Vibration Left handle/Right handle (m/s2) Nylon head | 2.5 / 4.7 |
| Vibration Left handle/Right handle (m/s2) Metal blade | 3.2 / 2.9 |
Features

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X-Series
X-Series means ECHO's best-in-class products. More power, lighter weight and performance that will noticeably increase your productivity. Designed for professionals who demand the best and highest quality tools.
X-Series engines make this line-up exceptional. They offer a revolutionary combination to get jobs done faster with less fatigue.
Read about X-Series here.
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