The ATTACK SLX 40 PROFI This is a high-performance wood gasification boiler with a nominal output of 40 kW for the efficient and low-emission combustion of logs. It is ideally suited for large single-family homes, apartment buildings, or commercial properties with increased heating demands. The tested performance and emission values according to EN 303-5 confirm a standard-compliant and economical heating solution.
Highlights/Advantages
⭐ 40 kW nominal power – suitable for large buildings
⭐ Efficiency up to 91.2% – efficient energy utilization of firewood
⭐ Tested according to EN 303-5:2012 – certified emission values
⭐ Robust steel construction – durable, maintenance-friendly technology
⭐ Turbulator system with cleaning lever – optimized heat transfer
ATTACK SLX 40 PROFI wood gasifier 40 kW
Area of application & Target audience
The ATTACK SLX 40 PROFI is a Hot water boiler for solid fuels (wood) With manual loading. It is particularly suitable for:
The preferred fuel type is Logs with a moisture content ≤ 25%.
Everyday benefits
The wood gasification principle enables highly efficient, two-stage combustion. First, the wood is gasified, then the resulting wood gases are completely combusted. This ensures:
The heat exchanger tubes can be conveniently cleaned using the turbulator lever.
Technology & equipment
-
Boiler type: Wood gasification hot water boiler
-
Fuel feed: manual
-
Adjustable primary and secondary air
-
Fan-assisted combustion
-
Turbulators in the tube heat exchanger
-
Thermal safety device required
-
Maximum operating pressure: 2.5 bar
-
Minimum chimney diameter: 150 mm (200 mm recommended)
-
Recommended chimney draft: 23–30 Pa
To ensure a long service life, a return temperature above 65 °C must be maintained. Recommended boiler temperature: 80–85 °C.
Efficiency & Environment
The ATTACK SLX 40 PROFI meets the requirements of EN 303-5:2012 for boilers of fuel class A.
Measurement values according to certificate (rated power):
The emission and performance values were confirmed by an accredited testing laboratory.
compatibility & System integration
For standards-compliant and efficient operation, the SLX 40 PROFI is typically combined with:
Suitable Buffer storage tanks, return temperature boosts and safety groups You can find them in our product range at gemashop.de.
Technical data
| feature | Value |
| Manufacturer | ATTACK s.r.o. |
| Model | SLX 40 PROFI |
| Product type | Wood gasification hot water boiler |
| fuel | Wood (Class A according to EN 303-5) |
| Nominal heat output | 40 kW |
| Minimum heat output | 20 kW |
| efficiency | 91.2% |
| CO (at 13% O₂) | 88 mg/m³ |
| Dust (at 13% O₂) | 11 mg/m³ |
| Maximum operating pressure. | 2.5 bar |
| Minimum chimney diameter | 150 mm |
| Recommended chimney draft | 23 Pa |
| Fuel feed | manually |
| standard | EN 303-5:2012 |
Scope of delivery
Assembly & Safety instructions
Installation and commissioning must only be carried out by a qualified specialist company.
Important instructions:
-
Thermal safety device absolutely necessary
-
Return temperature boost necessary to prevent condensation
-
Compliance with chimney requirements
-
Regular cleaning of ash box, turbulators and heat exchangers
The warranty may be limited if the installation is improper.
FAQ
1. What is the performance of the ATTACK SLX 40 PROFI?
The nominal heat output is 40 kW.
2. What quality of wood is required?
Firewood with a maximum moisture content of 25%, 12–20% recommended.
3. What is the efficiency?
The tested efficiency is 91.2%.
4. Does the boiler comply with EN 303-5?
Yes, it is certified according to EN 303-5:2012.
5. Is a buffer storage tank necessary?
A buffer storage tank is recommended for efficient operation.
6. How often does cleaning need to be done?
Empty the ash box daily, and clean the heat exchanger regularly according to the operating instructions.
Conclusion
The ATTACK SLX 40 PROFI 40 kW Offers high efficiency, tested emission values, and robust technology for buildings with high heating demands. A reliable solution for sustainable heating with logs. Order now and rely on proven wood gasification technology.
