The RM-435SI has been specially designed for professionals who frequently undertake large-scale trimming jobs. The backpack mounted engine reduces fatigue and allows more accuracy when working on uneven terrain. The SI variant comes equipped with ECHO's i-start technology for super easy starting in all conditions.

i-start engine.
The RB-430SI starts with one light pull thanks to ECHO's patented technology.

Backpack mounted engine.
Designed for ultimate maneuverability. The spring support massively reduces vibration, meaning you can trim effortlessly for long periods.

Powerful engine.
The 42.7cm³ engine has been made in Japan for ultimate power and dependability.
Best Features.
Powerful
Features one of ECHO’s most powerful engines.
Ease of use
Power on and get to work. Intuitive controls and features make your job a breeze.
Ergonomics
Designed to maximise efficiency and comfort.
Product Details.
Engine displacement (cm³) | 42.7 |
---|---|
Output (kw) | 1.3 |
Output (ps) | 1.8 |
Dry Weight (kg) | 10.8 |
Fuel tank capacity (l) | 1.30 |
Fuel Consumption At Maximum Engine Power (L/h) | 1.2 |
Carburettor | Float |
Drive shaft diameter (mm) | 7.0 |
Main pipe diameter (mm) | 25.0 |
Gear reduction ratio | 1.25 |