15 – 35 kW

Pellet boiler


Occupying just 0.64 m² of space, the PECO pellet boiler sets new standards. The new PECO stands out due to its quiet operation and ease of use, combined with low emissions and very low energy consumption. Thanks to its high energy efficiency the PECO is particularly suitable for low-energy and passive houses.


You would like to have further product information or you have general questions regarding our company?

The latest technology

Speed-controlled, quiet induced-draught fan with function monitor

Speed-controlled, quiet induced-draught fan with function monitor

Lambda probe

Lambda probe for optimal combustion

Manual cleaning of exchanger

Manual cleaning of exchanger by activating a lever

Pellet burner

High quality pellet burner

High-quality insulation

High-quality insulation

Ash removal

Automatic sliding grate for ash removal

4.3" touchscreen display

4.3" touchscreen display for easy and intuitive operation

pellet store

Generously dimensioned pellet store

Double protection system

Double protection system for maximum burnback protection

Combustion air supply

Combustion air supply (optionally room air-independent)

Automatic ignition

Automatic ignition

Automatic ash removal

Automatic ash removal in airtight ash container

Keep track of everything with the Froling App

The Froling App allows you to check and control your Froling boiler online from
anywhere, at any time. You can read and modify the main status information and settings easily and conveniently online. You can also specify which status messages you want to be informed about via SMS or e-mail (e.g. when the ash box is to be emptied or in the event of a fault message).
The app is available in the Android Play Store and iOS App Store.


  • Simple and intuitive operation of the boiler
  • Status information can be called up and changed within seconds
  • Individual naming of the heating circuits
  • Changes of status are notified directly to the user (e.g. via
    e-mail or push notifications)
  • No additional hardware required (such as an Internet gateway)



Smart Home


Combine your Froling heating system with the Loxone Miniserver and the new Froling Extension and implement individual boiler control on the basis of the single room control of the Loxone Smart Home.


Via the Froling modbus interface, the system can be integrated
into a building management system.

Brochures / EU Label


Technical specifications

Technical data - PECO1520253035
Nominal output  [kW]1520253035
Output range [kW]4.1 – 154.1 – 207.2 – 257.2 – 307.2 – 35
Energy (ErP) label1A+A+A+A+A+
Electrical connection   [V/Hz/A]230 V / 50 Hz / protected by C16A fuse230 V / 50 Hz / protected by C16A fuse230 V / 50 Hz / protected by C16A fuse230 V / 50 Hz / protected by C16A fuse230 V / 50 Hz / protected by C16A fuse
Boiler weight   [kg]250250380380380
Pellet container capacity   [l]4141767676
Ash container capacity  [l]2020232323
Minimum flow  [l/h]260340430430430
Recommended approximate buffer volume  [l]300500500700700


Dimensions - PECO [mm]1520253035
LLength of boiler690690850850850
L1Total length including flue pipe connection740740890890890
BWidth of boiler750750750750750
HHeight of boiler12101210148014801480
H1Height including<br>central flue pipe connection940940117011701170
H2Height of flow connection930930116011601160
H3Height of return connection750750920920920
H4Height of drainage connection9595175175175
H5Height of supply air connection (for room air-independent operation)390390460460460
H6Height of suction system connection11101110138013801380
H7Height of boiler with WOS lever13351335160016001600

Technical documentation

For you personally

Information & advice

You would like to have further product information or you have general questions regarding our company?


Fröling Heizkessel- und Behälterbau Ges.m.b.H.
Industriestraße 12 | A – 4710 Grieskirchen


Froling is a pioneer in modern wood heating systems. The Froling signature is on many products from the groundbreaking invention of the firewood boiler with high-temperature combustion, from the wood chip burner with Lambda technology to the development of the internationally acclaimed pellet boiler.

A wide variety of well-known international quality awards underscores the ongoing success of the Austrian family company.

Heating with biomass

Heating with wood is convenient, saves on heating costs, is a secure renewable raw material and is also carbon-neutral