The Thermoflux Pelling Eco 25 is a modern pellet boiler with automatic combustion control and a nominal output of up to 25 kW. Thanks to the integrated pellet hopper (75 kg), the system is ideal for reliable heat supply to single-family homes and smaller multi-family houses.
The combination of efficient combustion, intelligent control, and high boiler class 5 ensures economical and environmentally friendly heating operation.
⭐ Highlights / Advantages
- ⭐ Pellet boiler with 8–25 kW output range for flexible heat supply
- ⭐ Integrated pellet hopper with 75 kg capacity for longer operating times
- ⭐ Efficiency of up to over 91% for efficient heating operation
- ⭐ Automatic output adjustment via flame temperature sensor
- ⭐ Boiler class 5 according to EN 303-5 for low-emission operation
Application area & target group
The Thermoflux Pelling Eco 25 is optimally suited for:
- Private customers (single-family homes)
- Renovation of existing heating systems
- New buildings with biomass heating
- SHK specialist companies for the installation of modern pellet systems
Everyday advantages
The pellet boiler operates fully automatically and continuously adapts its output to the heat demand. The integrated control system independently manages ignition, combustion, and shutdown.
The 75 kg pellet storage container reduces the effort required for refilling. In addition, automatic cleaning functions and simple maintenance ensure comfortable operation.
Technology & equipment
The Pelling Eco 25 is based on modern pellet combustion with flame temperature control. The control system continuously optimizes the pellet feed and the fan speed.
- Automatic ignition via heating cartridge
- Modulating operation with 10 power levels
- Flame temperature and boiler sensors
- Flue gas fan for stable combustion
- Control with display and time program
Efficiency & Environment
With an efficiency of up to 92% in partial load operation, the pellet boiler operates particularly efficiently. The emission values comply with boiler class 5 according to EN 303-5 and ensure environmentally friendly operation.
Compatibility & System Integration
The pellet boiler can be integrated into existing and new heating systems:
- Buffer tank (recommended for optimal operation)
- Radiator and underfloor heating systems
- Systems with room thermostat or external control
The manufacturer expressly recommends the use of a buffer tank to increase efficiency.
Technical data
| Manufacturer |
Thermoflux |
| Model |
Pelling Eco 25 |
| Product type |
Pellet boiler |
| Nominal output |
8 – 25 kW |
| Efficiency |
up to 92% |
| Pellet consumption |
1.6 – 5.2 kg/h |
| Pellet hopper |
75 kg (standard) |
| Water content |
60 liters |
| Max. operating pressure |
3 bar |
| Max. temperature |
80 °C |
| Voltage |
230 V |
| Frequency |
50 Hz |
| Power consumption |
max. 340 W |
| Weight |
267 kg |
| Dimensions (HxWxD) |
1245 x 410 x 948 mm |
| Connection flow/return |
1" |
| Flue connection |
Ø 120 mm |
| Boiler class |
Class 5 |
Scope of delivery
- Thermoflux Pelling Eco 25 pellet boiler
- Cleaning tool (brush and shovel)
- Operating instructions
Accessories & system recommendation
For optimal and safe operation, we recommend the following system components:
Matching system components
Installation and safety instructions
Installation may only be carried out by a qualified specialist company. The boiler must be installed in accordance with national regulations.
- Chimney draft: 5–12 Pa required
- Minimum return temperature: 50 °C
- Air supply opening in the boiler room required
- Store pellets in a dry place
FAQ
Which buildings is the Pelling Eco 25 suitable for?
The boiler is particularly suitable for single-family homes and smaller multi-family homes.
How high is the pellet consumption?
Consumption ranges between 1.6 and 5.2 kg per hour, depending on output.
Is a buffer tank necessary?
Operation is possible without one, but a buffer tank is recommended.
Which pellets may be used?
Only standardized wood pellets according to EN ISO 17225-2 may be used.
How is the control carried out?
Control is carried out automatically via a flame temperature sensor and continuously adjusts the output.
What electrical supply is required?
The boiler requires a 230 V connection with 50 Hz.
