FIREWOOD BOILER

NEW! S3v Turbo

22 – 45 kW

FIREWOOD BOILER

Firewood boiler von 22 bis 45 kW

 

Fröling has launched the S3v Turbo, a product that meets all the demands of a modern log boiler while offering an unbeatable price-performance ratio. This means that customers no longer have to compromise on Austrian quality when purchasing a high-quality yet cost-effective wood gasification boiler. Fröling manufactures its boilers in-house and has incorporated a wealth of experience into the development of the S3v Turbo.

The S3v Turbo offers important advantages right from the moment it is brought into your heating room. Thanks to its compact design and minimal space requirements, installation is easy even in confined heating rooms.

The latest technology​

Lamdbdasonde für optimale Verbrennung

Lambda probe for optimum combustion

Drehzahlgeregeltes Saugzuggebläse

Speed-regulated induced draught fan

WOS-Technik

WOS system
Efficiency Optimisation System

Großer Füllraum

Large fuel loading chamber
for logs up to half a metre long (up to 56 cm)

Stellmotoren

Servo-motors for automatic control of primary
and secondary air

7" Touch Display

7” touchscreen for simple and intuitive operation

Schwelgasabsaugung

Carbonisation gas extraction system prevents
smoke escaping during reloading

Einhängeschürzen

Suspension lip to protect the inner wall of the boiler
and guarantee that the logs slide through

Füllraumtüre

Large fuel loading chamber doors

Anheizautomatik

Quick heating-up with special air ducts (optional: automatic ignition device))

Silizium-Brennkammer

Optimised V-combustion chamber made of silicon carbide for even better efficiency and lower emissions

Reinigungsöffnung

Generously proportioned cleaning opening for convenient ash removal from the front

Brochures / EU Label

NEW! S3v Turbo

Tecnical data

Technical data - S3v Turbo / S3v Turbo F 22 30 40 45
Rated heat output [kW] 22 30 40 45
Energy rating label*
Power consumption at nominal load [W] 50 50 53 53
Fuel loading chamber capacity [l] 145 145 190 190
Fuel loading door (width/height) [mm] 380 / 360 380 / 360 380 / 360 380 / 360
Water capacity [l] 115 115 175 175
Weight of boiler incl. insulation and controls [kg] 645 650 740 750

* Efficiency label (boiler + controller)

NEW! S3v Turbo

Dimensions​

Dimensions in mm - S3v Turbo / S3v Turbo F 22 30 40 45
L1    Length of boiler 1,125 1,125 1215 1215
L2    Total length including induced draught fan 1300 1300 1390 1390
B1    Width of boiler 570 570 670 670
B2   Total width incl. servo-motors 635 635 735 735
B3   Distance from flow connection to side of the boiler 105 105 105 105
B4   Distance between safety heat exchanger and side of boiler 100 100 115 115
B5   Distance between safety heat exchanger connections 60 60 80 80
B6   Distance between return connection and side of the boiler 105 105 105 105
B7    Distance between emptying connection and side of the boiler 285 285 335 335
H1   Height of boiler 1565 1565 1565 1565
H2   Height of flue gas pipe connection middle (with flue gas spigot 85°) 1715 1715 1715 1715
H3   Total height incl. flue gas spigot 1610 1610 1610 1610
H4   Height of return connection 140 140 140 140
H5  Height of emptying connection 120 120 120 120
H6  Height of safety heat exchanger connection 970 970 970 970
H7   Height of flow connection 1360 1360 1360 1360
Flue spigot diameter 149 149 149 149
NEW! S3v Turbo

Operating and maintenance areas​

Recommended distances in mm - S3v Turbo 22 30 40 45
A     Insulated door to the wall 800 800 800 800
B      Boiler side with WOS lever to wall 800 (200)* 800 (200)* 800 (200)* 800 (200)*
C     Back side to the wall 500 500 500 500
D     Side of boiler to the wall 200 (800)* 200 (800)* 200 (800)* 200 (800)*
E      Maintenance area above the boiler 500 500 500 500

* The boiler should be installed on one side (B or D) with a distance of at least 800 mm from the wall to allow easy access for connecting the appliance and for maintenance work (e.g. induced draught).

Tecnical documentation​

Bedienungsanleitung Lambdatronic S3200 -S3v Turbo
4. junija 2025 B1710125 Additional Info: [V50.04-B05.22] [DE]
Operating instructions Lambdatronic S 3200 - S3v Turbo
24. julija 2025 B1710125 Additional Info: [V50.04-B05.22] [EN]
Manual de instrucciones Lambdatronic S 3200 - S3v Turbo
24. julija 2025 B1710125 Additional Info: [V50.04-B05.22] [ES]
Mode d’emploi Lambdatronic S 3200 - S3v Turbo
24. julija 2025 B1710125 Additional Info: [V50.04-B05.22] [FR]
Upute za uporabu Lambdatronic S 3200 - S3v Turbo
24. julija 2025 B1710125 Additional Info: [V50.04-B05.22] [HR]
Manuale di istruzioni Lambdatronic S 3200 - S3v Turbo
24. julija 2025 B1710125 Additional Info: [V50.04-B05.22] [IT]
Bruksanvisning Lambdatronic S 3200 - S3v Turbo
24. julija 2025 B1710125 Additional Info: [V50.04-B05.22] [NO]
Instrukcja obsługi Lambdatronic S 3200 - S3v Turbo
24. julija 2025 B1710125 Additional Info: [V50.04-B05.22] [PL]
Navodila za uporabo Lambdatronic S 3200 - S3v Turbo
24. julija 2025 B1710125 Additional Info: [V50.04-B05.22] [SL]
Bruksanvisning Lambdatronic S 3200 - S3v Turbo
24. julija 2025 B1710125 Additional Info: [V50.04-B05.22] [SV]
Bedienungsanleitung S3v Turbo
19. junija 2023 B1130623 [HR]
Bedienungsanleitung Scheitholzkessel S3v Turbo S Tronic Plus / S3200 (Lambda)
2. marca 2026 B1130826 [DE]
Operating instructions Firewood boiler S3v Turbo S Tronic Plus / S3200 (Lambda)
11. marca 2026 B1130826 [EN]
Manual de instrucciones Caldera de leña S3v Turbo S Tronic Plus / S3200 (Lambda)
11. marca 2026 B1130826 [ES]
Mode d’emploi Chaudières à bûches S3v Turbo S Tronic Plus / S3200 (Lambda)
11. marca 2026 B1130826 [FR]
Manuale di istruzioni Caldaia a legna S3v Turbo S Tronic Plus / S3200 (Lambda)
11. marca 2026 B1130826 [IT]
Bruksanvisning Vedpanna S3v Turbo S Tronic Plus / S3200 (Lambda)
11. marca 2026 B1130826 [SV]
Navodila za uporabo Kotel na polena S3v Turbo S Tronic Plus / S3200 (Lambda)
30. aprila 2026 B1130826 [SL]
Návod k obsluze Kotle na dřevo S3v Turbo S Tronic Plus / S3200 (Lambda)
26. junija 2026 B1130826 [CS]
Upute za montažu Kotao na cjepanice S3v Turbo
19. junija 2023 M1720723 [HR]
Montageanleitung Scheitholzkessel S3v Turbo S Tronic Plus / S3200 (Lambda)
11. marca 2026 M1720926 [DE]
Installation instructions Firewood boiler S3v Turbo S Tronic Plus / S3200 (Lambda)
11. marca 2026 M1720926 [EN]
Manual de instalación Caldera de leña S3v Turbo S Tronic Plus / S3200 (Lambda)
11. marca 2026 M1720926 [ES]
Instructions de montage Chaudières à bûches S3v Turbo S Tronic Plus / S3200 (Lambda)
11. marca 2026 M1720926 [FR]
Manuale di installazione Caldaia a legna S3v Turbo S Tronic Plus / S3200 (Lambda)
11. marca 2026 M1720926 [IT]
Monteringsanvisning Vedpanna S3v Turbo S Tronic Plus / S3200 (Lambda)
11. marca 2026 M1720926 [SV]
Navodila za montažo Kotel na polena S3v Turbo S Tronic Plus / S3200 (Lambda)
30. aprila 2026 M1720926 [SL]
Návod k montáži Kotle na dřevo S3v Turbo S Tronic Plus / S3200 (Lambda)
26. junija 2026 M1720926 [CS]

Contact

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

Company

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.

Allgemeine Fragen
Kundendienst, Störungen

Heating with biomass

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