Extremely Powerful 41.5cm³ professional U handle brushcutter.

Where to buy

ECHO is dedicated to maximising your productivity and this is built into the heart of the SRM-420ES/U. With ES start technology for easy starting in all conditions, a heavy duty air filter and an advanced vibration reduction system you'll power through tough jobs. The U handle offers consistent range of movement and massively reduces fatigue on long arduous jobs.

Flash hook up system.

Flash hook up system.

The SRM-420ES/U slots in and attaches to the Ergo Pro Harness with ease by utilising the flash hook up system. The harness features an emergency eject function should you ever need to detach from your tool in an instant.

Power. Accuracy. comfort.

Power. Accuracy. comfort.

Designed for the full time professional, every aspect from the ground up has been engineered so you get the job done in comfort.

Super anti vibration system.

Super anti vibration system.

The engine mount features a robust vibration system that drastically reduces vibration from the engine and enables comfortable operation over long periods of time. Perfect for heavy duty commercial work.

Best Features.


Features one of ECHO’s most powerful engines.

Easy start engine

ECHO’s patented system for effortless starting.

Low Vibration

Vibration reduced by ECHO anti-vibe technology.

Product Details.

Engine displacement (cm³) 41.5
Output (kw) 1.8
Output (ps) 2.4
Dry Weight (kg) 8.5
Fuel tank capacity (l) 0.69
Fuel Consumption At Maximum Engine Power (L/h) 1.05
Carburettor Diaphragm
Start Assist System ES-start
Drive shaft type Solid shaft
Drive shaft diameter (mm) 8.0
Main pipe diameter (mm) 28.0
Gear reduction ratio 1.33
Standardised Nylon Head DS-5 M10L
Standardised Nylon Head (Item Number) X047-000221
Standardised Metal Blade 3-cutter metal blade
Standardised Metal Blade (Item Number) P021-014320
Vibration Left handle/Right handle (m/s) Metal Blade 3.2 / 2.9
Vibration Left handle/Right handle (m/s) Nylon head 4.7 / 4.9
Sound power level (dB(A)) Blade/Nylon head 112.2 / 109.4
Sound pressure level (dB(A)) Blade/Nylon head 96.9 / 92.5
CO² (g/kW・h) 1 952
This CO² measurement results from testing a (parent) engine representative of the engine type (engine family) over a fixed test cycle under laboratory conditions and does not imply or express any guarantee of the performance of a particular engine.

SRM-420TES an Overview