The Thermoflux Pelling Eco 25 This is a modern pellet boiler with automatic combustion and a nominal output of 25 kW. It is ideally suited for single-family homes and renovation projects where an efficient and convenient wood pellet heating system is required.
Thanks to integrated control, automatic pellet feed and high efficiency, the boiler offers a reliable and economical heat supply.
⭐ Highlights/Advantages
- ⭐ 25 kW pellet boiler for single-family homes and small apartment buildings
- ⭐ Efficiency up to over 91% for efficient heating operation
- ⭐ Automatic pellet feeder with large storage container
- ⭐ Boiler class 5 according to EN 303-5 for modern requirements
- ⭐ Modulating operation with multiple power levels
Area of application & Target audience
The Pelling Eco 25 is suitable for:
- Private customers in a detached house
- Renovations of existing heating systems
- New buildings with biomass heating
- Plumbing, heating, and air conditioning (SHK) specialists for modern heating solutions
Everyday benefits
The automatic pellet feed and ignition system allows for convenient operation without constant refueling. The integrated control system automatically adjusts the output to the heat demand and ensures stable temperatures.
The large pellet hopper allows for long refill intervals. Maintenance and cleaning are clearly structured and easy to perform.
Technology & equipment
- Automatic ignition via heating element
- Modulating operation with multiple power levels
- Control system with flame temperature sensor
- Flue gas blower for controlled combustion
- Integrated buffer storage control
- Connection for room thermostat possible
Efficiency & Environment
The pellet boiler achieves efficiencies of up to 92% in partial load operation and meets the requirements of Boiler class 5 according to EN 303-5. :contentReference[oaicite:0]{index=0}
The use of wood pellets as a renewable fuel ensures an environmentally friendly heat supply.
compatibility & System integration
- Buffer storage tank (recommended for optimal operation)
- Radiator and underfloor heating systems
- Integration into existing heating systems
- Room thermostats and external controls
Technical data
| Manufacturer | Thermoflux |
| Model | Pelling Eco 25 |
| Product type | Pellet boiler |
| Rated power | 8 – 25 kW |
| efficiency | up to 92% |
| Pellet consumption | 1.6 – 5.2 kg/h |
| Pellet hopper (Standard/Max) | 75/135 kg |
| fuel | Wood pellets according to EN ISO 17225-2 |
| Weight | 267 kg |
| Water content | 60 liters |
| Tension | 230 V |
| frequency | 50 Hz |
| Power consumption | max. 340 W |
| Security | 6 A |
| Maximum operating pressure. | 3 bar |
| Maximum flow temperature. | 80 °C |
| Minimum return temperature | 50 °C |
| Exhaust gas temperature | 82 – 155 °C |
| Exhaust gas mass flow | 7.2 – 14 g/s |
| boiler class | 5 (EN 303-5) |
| Dimensions (H/W/D) | 1245/410/948 mm |
| Width with silo | 710 – 910 mm |
| Connections flow/return | 1" |
| Flue pipe connection | Ø 120 mm |
| Air intake | minimum 30 x 10 cm |
All technical data according to manufacturer's specifications and operating instructions. :contentReference[oaicite:1]{index=1}
Scope of delivery
- Pellet boiler Thermoflux Pelling Eco
- Cleaning tool
- User manual
Accesories & System recommendation
For safe and efficient operation, suitable system components such as buffer storage tanks, return temperature boosters and safety groups are recommended.
Suitable system components
Assembly and safety instructions
Installation must be carried out exclusively by a qualified professional. All applicable standards and requirements regarding chimney draft, hydraulics, and electrical connections must be observed.
FAQ
What is the efficiency of the boiler?
The efficiency reaches up to 92% in partial load operation.
Is a buffer storage tank necessary?
It is not strictly necessary, but is recommended for optimal operation.
What pellet quality is required?
Pellets conforming to EN ISO 17225-2 with low moisture content are required.
Can the boiler modulate?
Yes, the boiler operates with multiple power levels and automatically adjusts to the demand.
How does the ignition occur?
Ignition is automatic via an integrated heating element.
What electrical protection is necessary?
A 6 A fuse is provided.
