The ST500 branch and vegetal waste chopper is ideal for quickly and efficiently chopping branches and other vegetal waste that may appear in your garden. It is a reliable help for spring or fall cleaning. It eliminates the need to dispose of branches and vegetal waste resulting from pruning trees, and also provides the possibility to use these waste as compost or natural fuel.
The ST500 branch and vegetal waste chopper, equipped with a 4-stroke gasoline OHV engine with EURO 5 pollution standard, with an air-cooled, single-cylinder oil bath, is the perfect choice if you have a larger garden and need to chop bulkier branches.
The ST500 branch and vegetal waste chopper was designed for chopping cut branches, hedge trimmings, branches, and other organic waste from the garden.
Chopped vegetal waste is ideal for producing compost or reducing the volume of waste that can be easily disposed of without polluting nature.
The ST500 branch and vegetal waste chopper is the most suitable chopper for larger gardens or orchards, with a cutting diameter of 100 mm and a 15 HP engine power. The 100 mm cutting diameter refers to the maximum diameter a branch can have to be chopped.
With a chopping capacity of 1000 kg/hour for greenwood, the ST500 branch and vegetal waste chopper can be used both for household activities and professionally. It has an easy engine start thanks to the mechanical decompression system.
The ST500 branch and vegetal waste chopper chops branch waste at high knife speed and produces material that is very suitable for mulching the soil. The quality of the knives is very important to guarantee and prolong the optimal operation of the equipment. The drum is equipped with several reversible knives made of quenched steel, very well sharpened to successfully handle any type of vegetal waste introduced into the ST500 branch and vegetal waste chopper, making it performant.
The evacuation is done through a rotating gutter, which brings a differentiation element to the ST500 branch and vegetal waste chopper compared to other RURIS products in the range.
The ST500 branch and vegetal waste chopper is equipped with an air filter with an oil decanter cup that has numerous benefits for protecting the engine. This type of filter retains dirt, dust, waste, and other contaminants more efficiently, and the oil in the decanter cup helps capture smaller dirt particles and can prevent premature engine wear. Another benefit of an air filter equipped with an oil decanter cup is easy maintenance. Traditional paper or sponge air filters require periodic changes, but an air filter with an oil decanter cup only requires periodic cleaning and adding oil when necessary. This can save time and money in the long run. Also, an air filter with an oil decanter cup can increase the lifespan of the engine. Over time, dirt particles and other contaminants can cause premature engine wear and costly failures. By filtering the air more efficiently and retaining smaller particles, an air filter with an oil decanter cup can help prevent these problems.
The ST500 branch and vegetal waste chopper is a machine equipped with an oil level sensor that protects its engine and can prevent major damage. This is an important component for protecting the engine of the machine, and it is recommended to regularly check the oil level to ensure the proper functioning of the machine.
The ST500 branch and vegetative waste shredder is equipped with a flexible transmission that reduces vibrations from the cutting drum to the motor. This feature improves the performance of the wood shredder and makes the user experience more comfortable.
The ST500 branch and vegetative waste shredder is equipped with an emergency stop switch, mounted in an accessible position, which can be easily operated in case of immediate stopping of the shredder, ensuring user safety.
It is also equipped with a feeding hopper that is provided with a safety and protection system for safe handling.
The ST500 branch and vegetative waste shredder can be placed and used in any corner of your household, as it does not depend on a power source.
The ST500 branch and vegetative waste shredder comes equipped with a transport coupling, which allows it to be quickly connected to various machines, and with a robust metal frame with solid rubber wheels, resistant for moving on heavy roads, so that it can be easily maneuvered, even by a single person.
Also, the feeding hopper, the place where branches and vegetative waste are introduced, has a conical shape, ensuring easy feeding of the shredder.

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| Product | Shredder of branches and plant debris ST100S | Shredder of branches and plant debris ST200S | Shredder of branches ST300 | Shredder of branches and plant debris ST400 | Shredder of branches and plant debris ST500 | Shredder of branches and plant debris ST1000 | Shredder of branches and plant debris ST500 PLUS | Shredder of branches STB800 |
| Engine type | Electric | Electric | Gasoline | Ducar DH212 Gasoline | Gasoline | Ducar DH402 Gasoline | ||
| Engine power | 2.4 kW | 2.8 kW | 7 HP | 7 HP | 15 HP | 15 HP | 15 HP | 9 HP |
| Cylindrical capacity | 212cmc | 420cc | 212cmc | |||||
| Fuel | Unleaded fuel | Unleaded fuel | Unleaded fuel | Unleaded fuel | Unleaded fuel | Unleaded fuel | ||
| Engine RPM | 4500 rpm | 3600 rpm | 3750 rpm | 3600 rpm | 3600 rpm | 3600 rpm | ||
| Cutting speed | 42 rpm | |||||||
| Fuel tank capacity | 3.6 l | 3.6 l | 6,5 l | 6,5 l | 3.6 l | |||
| Oil bath capacity | 0.6 l | 0.6 l | 1,1 l | 1,1 l | 1,1 l | 0.6 l | ||
| Start | Electric | Electric | Manual | Manual | Manual | Electric | Manual | Manual |
| Wheel count | 2 | 2 | 2 | 2 | 2 | 2 | 3 | |
| Number of knives | 2 | 2 | 2 | 6 | ||||
| Knife dimension | 150x55mm | 300x55mm | ||||||
| Knives material | Stainless steel alloy | Stainless steel alloy | Stainless steel alloy | Stainless steel carbon | ||||
| Maximum cutting diameter | 40 mm | 45 mm | 60 mm | 80 mm | 100 mm | 120 mm | 100 mm | 80 mm |
| Exhaust chute | Rotating- 360⁰ | Rotating- 360⁰ | Rotating- 360⁰ | |||||
| Net weight | 10.7 kg | 24.5 kg | 45 kg | 102 kg | 125 kg | 188 kg | ||
| Collector basket volume | 50l | 60l | - | - | - | - | ||
| Avg. consumption | 375g/kWh | 374g/kWh | 380g/kWh | 374g/kWh | 375g/kWh | |||
| chopping capacity | 4mc/h | |||||||
| Cutting dry wood | 150-400 kg/h | - | ||||||
| Cutting green wood | 500-1000 kg/h | ~1000 kg/h | ~1000 kg/h | |||||
| Tow hitch | Yes | Yes | ||||||
| Product code | 100s2024 | 200s2024 | 300TS22 | 400TS2024 | 50000STP25A | |||
| Product warranty | 24 months | 24 months | 24 months | 24 months | 24 months | 24 months | 24 months | 24 months |