DEFRO Komfort Ekopell 25 Pellet Boiler 25 kW A+
The DEFRO Komfort Ekopell 25 is an automatic pellet boiler with 25 kW heating output for single- and multi-family homes. It impresses with its robust construction, energy efficiency class A+ and operation in compliance with EN 303-5.
Advantages at a glance
- ✔ 25 kW pellet boiler – ideal for single-family & multi-family homes
- ✔ Automatic pellet feed for comfortable heating operation
- ✔ Energy efficiency class A+ (ErP-compliant)
- ✔ Robust steel construction – durable & easy to maintain
- ✔ Suitable for buffer tank operation (≥ 500 liters recommended)
- ✔ CE and EN-303-5 certified
- ✔ Operates with standardized wood pellets
Product description
Pellet heating for residential buildings
The DEFRO Komfort Ekopell 25 was developed for reliable heat supply in residential buildings. It is suitable for both renovation projects and new builds with a central heating system.
Comfortable and safe operation
The automatic fuel feed via screw conveyor ensures uniform heating operation. Integrated safety functions such as temperature monitoring and emergency shutdown guarantee safe operation.
Efficiency and environment
With the energy efficiency class A+the pellet boiler meets the requirements of the EU Ecodesign Directive. Operation with wood pellets enables low-CO₂ heat generation in accordance with applicable standards.
Technical data
| Product type |
Pellet boiler |
| Nominal heat output |
25.1 kW |
| Part-load output |
7.4 kW |
| Energy efficiency class |
A+ |
| Annual space heating efficiency |
77% |
| Efficiency |
up to 81.6% |
| Fuel |
Wood pellets |
| Max. flow temperature |
85 °C |
| Max. operating pressure |
1.6 bar |
| Flue gas connection |
Ø 159 mm |
| Power connection |
230 V / 50 Hz |
| Dimensions (W x D x H) |
1448 × 1542 × 1608 mm |
| Weight |
395 kg |
| Standards |
CE, EN 303-5, ErP |
Scope of delivery
Scope of delivery according to manufacturer information: see product data sheet and installation and operating instructions.
Accessories & recommendations
For efficient operation, combination with a buffer tank of at least 500 liters is recommended. Additionally useful are a safety group, suitable flue gas accessories, and hydraulic connection sets.
Installation & safety instructions
Important note:
Installation, commissioning, and maintenance may only be carried out by a qualified specialist company must be carried out. The specifications of the installation and operating instructions as well as national regulations apply.
Frequently Asked Questions (FAQ)
Which buildings is the Ekopell 25 suitable for?
For single-family and multi-family houses with corresponding heat demand.
Which fuels may be used?
Only standardized wood pellets according to EN ISO 17225-2.
Is a buffer tank required?
Yes, the manufacturer recommends a buffer tank of at least 500 liters.
What efficiency class does the pellet boiler have?
Energy efficiency class A+.
Is the pellet boiler eligible for funding?
Eligibility for funding depends on the respective funding program and the overall system.
How is it operated?
Via an integrated electronic control system.
Order the DEFRO Komfort Ekopell 25 now and efficiently convert your heating system to modern pellet technology.