The ECHO SRM-520ES/U is designed to tackle the largest scale commercial jobs. That's why it features a huge 50.2cm³ engine, a heavy duty air filter and an advanced vibration reduction system. Whether you're working with a trimmer head or blade, you can depend on its power to get through the job with ease.
The ECHO SRM-520ES/U features an incredibly powerful 50.2cm³ professional grade engine for serious clearing power. A super anti vibration feature that utilises a 4 point mounting system ensures low vibrations so you can power through jobs in comfort.
Featuring ECHO's patented ES start technology for easy starting every time and a heavy duty air filter to protect against dust and debris. Every feature has been carefully crafted to reduce downtime and get you from one job to the next, hassle free.

Specification
9.0kg Dry Weight
3-cutter Standardised Metal Blade
50.2cc Engine displacement
1.23 L/h Fuel Consumption At Maximum Engine Power
Diaphragm Carburettor
2.16 kW Output
0.690 Litres Fuel tank capacity
ES-Start Assist System
Solid Driveshaft type
1.33 Gear reduction ratio
28.0mm Main pipe diameter
8.0mm Drive shaft diameter
3.4 / 3.4 m/s2 Vibration L/R Metal Blade
3.0 / 2.7 m/s2 Vibration L/R Nylon head