Vitoligno 300-S

Viessmann Lump wood boiler
Vitoligno 300-S
Boiler for gasification of logs

Vitoligno 300-S

Log gasification boiler for the combustion of logs up to a length of 50 cm

  • Nominal heat output: 33 to 75 kW
  • Ideal complement to oil heating and gas heating
  • Heat up in just a few minutes
  • Long replenishment intervals and burn-off time

Vitoligno 300-S

The Vitoligno 300‑S is a high‑performance log gasification boiler designed for efficient, low‑emission heating using log wood. With an output range from 33 to 75 kW, it is ideal for large residential buildings, farms, workshops, and commercial properties that rely on renewable solid fuel.

Thanks to its large fuel loading volume, advanced lambda‑controlled combustion, and intelligent buffer tank management, the Vitoligno 300‑S delivers high efficiency, low fuel consumption, and exceptional ease of use, even during long operating cycles.

Vitoligno 300-S

Wide Output Range for Log Heating

The Vitoligno 300‑S is available with heating outputs from 33 to 75 kW, making it suitable for high heat demands.

Top‑Loading for Logs up to 50 cm

The boiler accepts logs up to 50 cm in length, with convenient top loading that simplifies fuel handling and improves user comfort.

High Fuel Flexibility

In addition to standard log wood, the boiler can burn wood briquettes, residual wood with chips, and coarse residual wood, offering flexibility in fuel sourcing.

Large Filling Capacity

With a filling volume between 185 and 255 litres, the boiler enables long replenishment intervals and uninterrupted heating operation.

Ecotronic Control System with Commissioning Assistant

Intelligent digital control with step‑by‑step commissioning assistance, supporting up to four heating circuits.

Optolink Interface

Enables system diagnostics, service access, and data communication.

Buffer Tank Management

Integrated logic ensures optimal interaction with heating water buffer tanks for efficient energy storage and distribution.

Internet Connectivity via Vitoconnect (Optional)

With Vitoconnect, the system can be operated and monitored remotely via Viessmann apps.

Document Name Description Document Type Language Action
Brochure Vitoligno 300-S PDF German Download
Data Sheet Vitoligno 300-S PDF German Download
Technology brochure Log Boilers PDF English Download
Why is a buffer tank important when using a log gasification boiler?

A buffer tank stores excess heat and allows the boiler to operate at optimal efficiency, reducing fuel consumption and improving comfort.

How does the Vitoligno 300‑S handle different wood qualities?

The broadband lambda sensor continuously adjusts combustion air, ensuring stable performance even with varying wood moisture and quality.

Does fuel flexibility reduce operating costs?

Yes. The ability to use different types of wood fuel allows operators to choose the most economical option available.

How does the boiler maintain high efficiency over time?

Continuous lambda control and precise buffer management ensure consistent combustion quality and efficiency throughout the boiler’s service life.

Similar Products

Vitoligno 200-S
Boiler for gasification of logs

Vitoligno 200-S

Vitoligno 300-S
Boiler for gasification of logs

Vitoligno 300-S

Log gasification boiler for burning logs Rated heating power: 33 – 75 kW

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