The Echo SRM-520ES/U is designed to tackle the largest scale commercial jobs. That’s why it features a huge 50.2cm 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 50.2cm 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.
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ES-StartStart Assist System
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Heavy-duty Air Filter
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Super anti-vibration systemfor reduced vibration
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Solid Driveshaft type
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U Handle
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3-cutterStandardised Metal Blade
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50.2ccEngine displacement
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2.16kWOutput
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0.69 LitresFuel tank capacity
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1.23 L/hFuel Consumption at Maximum Engine Power
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8.0mmDrive shaft diameter
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28.0mmMain pipe diameter
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9.0 kgDry Weight
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1.33Gear reduction ratio







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