2.2 kW
51.7cc - 3HP
2-STROKE MIXTURE
The Active 5.5 is one of the most powerful models in the range, designed to tackle demanding jobs such as clearing thick grass, brushwood and undergrowth. Combining practicality and power, this professional brush cutter offers versatility and comfort for anyone who uses it.
Built with high quality Made in Italy materials , the Active 5.5 brush cutter guarantees resistance , high performance and a significant reduction in vibrations .



Equipped with a 53.2 cc Active 2-stroke engine , this brush cutter offers a power of 3.6 HP (2.7 kW). The transmission is made with a special alloy tube and an oversized professional clutch. The muffler includes a special silencer for optimized performance .
The 51.7cc 2-stroke engine provides 3 HP (2.2 kW) of power, ensuring high performance even under heavy duty conditions. The digital ignition system with decompressor allows immediate starting and reduced emissions.


The cutting system is supported by a robust bevel gear designed to efficiently transfer power to the cutting device, ensuring reliable performance even on uneven surfaces. The cutting height and width are optimized to tackle any type of vegetation.
The Active 5.5 is equipped with a multifunctional handle covered in anti-sweat rubber to improve grip and comfort, with integrated accelerator and stop system for optimal control. The 5.5 L model has an ergonomic single handle , the 5.5 B a double handle to balance the weight, while the 5.5 BT offers a double handle with anti-vibration system for greater comfort during prolonged use.

The Walbro WYK diaphragm carburetor , equipped with primer , allows for quick and reliable ignition. The Mylar diaphragms maintain their flexibility over time, resisting the effects of unleaded gasoline and alkylate gasolines. The muffler with integrated silencer ensures superior engine performance and reduced noise. It is equipped with a graphite exhaust gasket, heat resistant up to 900 ° C.


The transmission consists of a special alloy tube with four self-lubricating anti-vibration bushings , which guarantee smooth shaft movement and reduction of vibrations transmitted to the operator. Made of case-hardened steel with a silver roller cage, the crankshaft is designed to guarantee durability and vibration reduction. The hyper-light piston and special cast iron rings contribute to a longer engine life.


The transparent tank with a capacity of 1.1 L allows you to easily monitor the fuel level. It is equipped with Viton components resistant to high temperatures and modern gasoline.


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 | 5.5 L | 5.5 B | 5.5 BT |
| Code | 1550004 | 1550002 | 1554002 |
| Power Supply | Mixture | Mixture | Mixture |
| Engine Type | Active 2 Stroke | Active 2 Stroke | Active 2 Stroke |
| Displacement | 51.7cc | 51.7cc | 51.7cc |
| Power | 3 HP - 2.2 kW | 3 HP - 2.2 kW | 3 HP - 2.2 kW |
| Carburetor | Walbro WYK | Walbro WYK | Walbro WYK |
| Reservoir | 1.1 L | 1.1 L | 1.1 L |
| Ignition | Digital with Decompressor | Digital with Decompressor | Digital with Decompressor |
| Air Filter | Single in Paper | Single in Paper | Single in Paper |
| Rod Diameter | Ø 30 mm | Ø 30 mm | Ø 30 mm |
| Rod Thickness | 2mm | 2mm | 2mm |
| Clutch | Ø 78 mm | Ø 78 mm | Ø 78 mm |
| Equipment | Head 120 10x1.25 left f. | Head 120 10x1.25 left f. | Head 120 10x1.25 left f. |
| Strap | Easy | Safe | Safe |
| Handle | Single | Double | Double anti-vibration |
| Weight | 7.9 kg | 8.2 kg | 8.9 kg |
| Model | 5.5 L | 5.5 B | 5.5 BT |
| Code | 1550004 | 1550002 | 1554002 |
| Power Supply | Mixture | Mixture | Mixture |
| Engine Type | Active 2 Stroke | Active 2 Stroke | Active 2 Stroke |
| Displacement | 51.7cc | 51.7cc | 51.7cc |
| Power | 3 HP - 2.2 kW | 3 HP - 2.2 kW | 3 HP - 2.2 kW |
| Carburetor | Walbro WYK | Walbro WYK | Walbro WYK |
| Reservoir | 1.1 L | 1.1 L | 1.1 L |
| Ignition | Digital with Decompressor | Digital with Decompressor | Digital with Decompressor |
| Air Filter | Single in Paper | Single in Paper | Single in Paper |
| Rod Diameter | Ø 30 mm | Ø 30 mm | Ø 30 mm |
| Rod Thickness | 2mm | 2mm | 2mm |
| Clutch | Ø 78 mm | Ø 78 mm | Ø 78 mm |
| Equipment | Head 120 10x1.25 left f. | Head 120 10x1.25 left f. | Head 120 10x1.25 left f. |
| Strap | Easy | Safe | Safe |
| Handle | Single | Double | Double anti-vibration |
| Weight | 7.9 kg | 8.2 kg | 8.9 kg |
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