1.25 kW
25.4cc - 1.7HP
2-STROKE MIXTURE
The Active ST25 Evolution brush cutter is a lightweight, high-performance brush cutter. Equipped with a 2-stroke engine with Strato Charged technology, it offers low emissions, low consumption and high performance. With its 25.4 cc displacement and 1.7 HP of power , it is perfect for both advanced private use and semi-professional maintenance. Designed and manufactured entirely in Italy.
Weighing just 5.3 kg , the Active ST25 Evolution is suitable for prolonged work or on complex surfaces , thanks to its ergonomic handle and optimal balance.


The 2T engine with Strato Charged technology ensures more efficient combustion, lower emissions and reduced consumption. This innovation makes the ST25 Evolution multifunction brush cutter ideal for those seeking sustainability without sacrificing performance. The Active ST25 brush cutter offers 1.7 HP power with a 25.4 cc displacement. This makes it effective in all types of cutting, from finishing edges to cleaning difficult areas.


Aluminum alloy crankcase and cylinder with Strato-Charged technology
The model mounts a 24 mm shaft with a 7 mm thickness , WT carburetor and paper air filter. The 54 mm clutch ensures smooth transmission, while the Easy Start system facilitates starting even when cold. The 0.6 L tank offers good autonomy. The Easy harness ensures comfort during use. Even without TDS or Rotofix anti-vibration , the work remains precise and controlled. An ideal machine for any operating context.


Perfect for advanced home gardening and semi-professional work , the ST25 Evolution brush cutter is versatile and reliable. It combines technical performance and ease of use, becoming an essential tool in green care.

For 30 years, Active has been the Made in Italy company specialized in the production of engines and equipment for gardening and agriculture , such as brush cutters , chainsaws and lawnmowers , offering products of excellent quality. The continuous research and development of new technologies allows this 100% Italian brand to stand out among the leaders in the sector, combining innovation , sustainability and superior performance .
| Model | ST 25 EVO |
| Code | 1252012 |
| Power Supply | Mixture |
| Engine Type | Active 2 Stroke |
| Displacement | 25.4cc |
| Power | 1.7 HP - 1.25 kW |
| Carburetor | Walbro WT |
| Reservoir | 0.6 L |
| Rod Diameter | Ø 24 mm |
| Rod Thickness | 7mm |
| Clutch | Ø 54 mm |
| Equipment | Head 120 8x1.25 left f. |
| Grass Disc | NO |
| Rotofix | NO |
| TDS Anti-Vibration System | NO |
| Easy Start | YES |
| Strap | Easy |
| Handle | Single |
| Weight | 5.3 kg |
Our workshop is able to guarantee efficient and professional repairs: speed of intervention, competence and availability are our strengths.
By purchasing from Indors you will also have purchased peace of mind: our Assistance and Repairs Service guarantees quick and timely solutions for any problem thanks to the safe availability of spare parts, your equipment will always be efficient and available within a few days at a low cost. More information
All products sold by Indors are covered by the European legal warranty for lack of conformity pursuant to Articles 128 et seq. of Legislative Decree No. 206/2005. The warranty is valid starting from the date of purchase. Professional users are entitled to a 12-month warranty.
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