• Offer Profile
  • GUNTAMATIC is a supplier of branded products. Consequently, an honest partnership with its employees, customers and suppliers is of the highest priority for the company. Clear structures, adherence to the company's philosophy, long-term stability and reliability characterise the company's development.

    GUNTAMATIC is committed to the development and establishment in the market of renewables throughout the European area it represents the future of biomass heating systems.
Product Portfolio
  • Pellet boilers

  • Powerful GUNTAMATIC low temperature pellet heating systems are genuine alternatives to existing oil and gas heating systems. Users of sustainably produced wood pellets also benefit from a very high level of supply security. Pellet heating systems are suitable for low energy houses and buildings that have been renovated for energy efficiency, as well as for standard detached houses and apartment buildings. They are also suitable for use in large-scale heating plants.

    Our range of pellet heating systems includes innovative wall mounted pellet boilers for low heat demand, a wide selection of high grade low temperature pellet heating systems, as well as powerful and highly efficient industrial plants with a heating output of up to 1000 kW/h.
    Our biomass heating systems can be easily combined with other alternative energy sources, such as solar thermal systems.
    • THERM 2-7kW

    • Small, compact pellet boiler for wall mounting. With its patented cyclone combustion, this appliance achieves excellent dust emission values and a seasonal efficiency [to DIN] of 95%. The innovative technology offers the greatest flexibility when designing a system and is characterised by the highest quality.

      Bnenefits at a glance:
      • CO2-neutral and kind to the environment
      • Patented cyclonic combustion chamber: low dust emissions, highest efficiency
      • Variable output from 2 to 7 kW
      • Low temperature design (boiler temperature can be reduced to below 38 °C)
      • Space-efficient: compact size
      • Low weight
      • Lambda probe ensures an ideal air:fuel ratio during combustion
      • Accurate dosing of wood pellets
      • Tubular heat exchanger with variable output transfer and fully automatic cleaning facility
      • Induced draught fan, cleaning motor and screw conveyor motor are designed for high torque reserves and a nominal service life of 20 years; their extremely low power consumption is truly remarkable
      • In the output range from 2 to 7 kW, this system is an ideal choice for new build, low energy and passive houses, as well as for prefabricated houses and the corresponding modernisation of existing buildings
    • Biostar 12/15/23kW

    • This unique concept low temperature pellet boiler offers the highest efficiency, convenience together with a long service life. In a hot reaction zone delivering from 2 to 23 kW output, the flame is variably matched to the heat demand, thereby ensuring a totally economical operation.

      Benefits at a glance:
      • Biomodular combustion, variable from 3 to 23 kW
      • Fully automatic - from wood to ash - from air intake to cleaning
      • Patented: Low temperature without condensate
      • Components that are 100% reliable
      • Operation with menu prompts - safe and simple
      • Lambda probe ensures an ideal air:fuel ratio during combustion
      • O2-dependent process monitoring
      • Tubular heat exchanger with variable output transfer and fully automatic cleaning facility
      • Induced draught fan, cleaning motor and screw conveyor motor are designed for high torque reserves and a nominal service life of 20 years; their extremely low power consumption is truly remarkable
    • BIOSTAR/DUO 15/23KW

    • In our opinion there is no single system that can provide optimum combustion of both pellets and logs. Instead of an average "all-rounder" combustion chamber, we would recommend a genuine dual-fuel heating system. The BIOSTAR technology, proven in thousands of applications, is combined with a standby boiler.

      Benefits at a glance:
      • Biomodular combustion, variable from 3 to 23 kW
      • Fully automatic - from wood to ash - from air intake to cleaning
      • Patented: Low temperature without condensate
      • Components that are 100% reliable
      • Operation with menu prompts - safe and simple
      • Lambda probe ensures an ideal air:fuel ratio during combustion
      • O2-dependent process monitoring
      • Tubular heat exchanger with variable output transfer and fully automatic cleaning facility
      • Induced draught fan, cleaning motor and screw conveyor motor are designed for high torque reserves and a nominal service life of 20 years; their extremely low power consumption is truly remarkable
    • BIOCOM 30/40/50KW

    • The BIOCOM pellet boiler is ideally suited for the medium output range. The proven step grate technology matches the boiler output to the current heat demand. This series satisfies even the highest output and safety requirements.

      Benefits at a glance:
      • Regulated incandescent bed temperature:
        Perfect ash formation, no slag formation
      • Self-cleaning step grate:
        The incandescent bed can be changed, subject to fuel
      • Stainless steel cyclonic combustion chamber:
        Perfect dust separation, corrosion prevention
      • Advanced microprocessor control:
        Automatic ignition and output reduction down to 7 kW, Lambda probe, weather-compensated control for up to 6 mixer circuits, optional remote control via mobile phone
      • Highest convenience:
        Automatic grate and heat exchanger cleaning (mobile ash box to be emptied only approx. every 2-3 months)
      • Lasting quality:
        Extremely robust agitator and screw conveyor design, gearboxes and motors of the highest quality, silicon-carbide combustion chamber, stainless steel linings
      • Low power consumption:
        Pioneering discharge technology
    • BIOCOM 75-100KW

    • The BIOCOM pellet boiler is ideally suited for the higher output range. The proven step grate technology matches the boiler output to the current heat demand. This series satisfies even the highest output and safety requirements.

      Benefits at a glance:
      • Regulated incandescent bed temperature:
        Perfect ash formation, no slag formation
      • Self-cleaning step grate:
        The incandescent bed can be changed, subject to fuel
      • Stainless steel cyclonic combustion chamber:
        Perfect dust separation, corrosion prevention
      • Advanced microprocessor control:
        Automatic ignition and output reduction down to 7 kW, Lambda probe, weather-compensated control for up to 6 mixer circuits, optional remote control via mobile phone
      • Highest convenience:
        Automatic grate and heat exchanger cleaning (mobile ash box to be emptied only approx. every 2-3 months)
      • Lasting quality:
        Extremely robust agitator and screw conveyor design, gearboxes and motors of the highest quality, silicon-carbide combustion chamber, stainless steel linings
      • Low power consumption:
        Pioneering discharge technology
    • BIOCOM 100-400KW

    • With the GUNTAMATIC cascade you will benefit from the highest reliability and economy. The proven step grate technology employed by the Biocom matches the boiler output to the current heat demand. This series satisfies even the highest output and quality requirements.

      Benefits at a glance:
      • Regulated incandescent bed temperature:
        Perfect ash formation, no slag formation
      • Self-cleaning step grate:
        The incandescent bed can be changed, subject to fuel
      • Stainless steel cyclonic combustion chamber:
        Perfect dust separation, corrosion prevention
      • Advanced microprocessor control:
        Automatic ignition and output reduction down to 7 kW, Lambda probe, weather-compensated control for up to 6 mixer circuits, optional remote control via mobile phone
      • Highest convenience:
        Automatic grate and heat exchanger cleaning (mobile ash box to be emptied only approx. every 2-3 months)
      • Lasting quality:
        Extremely robust agitator and screw conveyor design, gearboxes and motors of the highest quality, silicon-carbide combustion chamber, stainless steel linings
      • Low power consumption:
        Pioneering discharge technology
    • BIOSTAR W 12/15KW

    • Whether in an existing building or in a low energy house - the BIOSTAR 7-day hopper solution is perfect for output matching and where space is restricted. This low temperature pellet boiler offers a unique concept with the highest efficiency, convenience and a long service life.
      Benefits at a glance:
      • Biomodular combustion, variable from 3 to 23 kW
      • Fully automatic - from wood to ash - from air intake to cleaning
      • Patented: Low temperature without condensate
      • Components that are 100% reliable
      • Operation with menu prompts - safe and simple
      • Lambda probe ensures an ideal air:fuel ratio during combustion
      • O2-dependent process monitoring
      • Tubular heat exchanger with variable output transfer and fully automatic cleaning facility
      • Induced draught fan, cleaning motor and screw conveyor motor are designed for high torque reserves and a nominal service life of 20 years; their extremely low power consumption is truly remarkable
  • Log boilers

  • Our highly economical GUNTAMATIC wood gasification boilers for logs up to 0.5 m long are equipped with an innovative combustion concept and represent efficiency of the highest level. Thanks to their robust stainless steel construction and their rotary combustion chamber the BMK wood boilers are characterised by a particularly long service life. They are suitable for low energy houses and buildings that have been renovated for energy efficiency, as well as for standard detached or two-family houses and smallholdings.

    Wood gasification boilers are designed to replace existing oil and gas heating systems and are particularly interesting to those who want to heat with their own wood or have access to an affordable supply of wood. BIOSMART ancillary boilers are ideal as an alternative wood heating system, to back up an existing heating system and to make good use of available biomass.
    • BIOSMART 14/22kW

    • The premium standby boiler is an ideal partner when alternative means of providing heat are required. The high grade control technology enables best emission values to be achieved continuously and adherence to all common test values and subsidy guidelines (BImSchV)[Germany].

      Benetfits at a glance:
      • Easy clear touch panel operation
      • Buffer cylinder and recharge indicator
      • Highest combustion efficiency
      • Combustion control optimised with Lambda probe
      • Variable speed fan
      • Powerful air preheating – smooth combustion
      • High performance combustion chamber for clean combustion
      • Fully lined for a long service life
      • Easy to clean: Cast iron grate and flue ash from the front via ash box
      • Small size with easy handling
    • BMK 20/30/40/50kW

    • The new generation of the BMK (biomass converter) is characterised by a long service life under demanding everyday conditions. The hopper, made from high grade stainless steel, is exceptionally robust and generously sized. This, together with the automatic ignition, ensures a high level of user convenience.

      Features and Benefits:
      • Hopper made from high grade stainless steel
      • Fully insulated combustion zone
      • Zone control of the combustion air
      • Variable heat exchanger output
      • Automatic hot air ignition
      • Combustion optimisation through Lambda probe
      • Automatically sustained embers
      • Easy-to-operate touchscreen with user prompts
      • Buffer logic with recharge indication
      • Long periods between recharging
      • Up to 94% efficiency
  • Wood chip boilers

  • Woodchips are currently the most affordable biomass fuel available and have an excellent energy footprint. Our highly efficient woodchip heating systems can be combined with a number of different discharge systems, providing optimum flexibility. Woodchip heating systems are particularly suitable for larger detached houses and apartment buildings, as well as for agricultural holdings and local heating networks.
    Our POWERCHIP woodchip heating systems with industrial step grated technology provide a high level of operational convenience. In addition, they offer maximum flexibility on fuel selection, as they can also be operated with pellets, miscanthus and bio fuels.
    • Powerchip 20/50 kW

    • The fully automatic wood chip system stands out on account of its unique step grate technology that matches the size of the incandescent bed and the boiler output ideally to the prevailing heat demand of the building, as well as by assuring a perfect ash burnout.

      Benetfits at a glance:
      • Regulated incandescent bed temperature:
        Perfect ash formation, no slag formation
      • Self-cleaning step grate:
        The incandescent bed can be changed, subject to fuel
      • Stainless steel cyclonic combustion chamber:
        Perfect dust separation, corrosion prevention
      • Advanced microprocessor control:
        Automatic ignition and output reduction down to 7 kW, Lambda probe, weather-compensated control for up to 6 mixer circuits, optional remote control via mobile phone
      • Highest convenience:
        Automatic grate and heat exchanger cleaning (mobile ash box to be emptied only approx. every 2-3 months)
      • Lasting quality:
        Extremely robust agitator and screw conveyor design, gearboxes and motors of the highest quality, silicon-carbide combustion chamber, stainless steel linings
      • Low power consumption:
        Pioneering discharge technology
      • Flexible:
        Combustion of wood chips, miscanthus, pellets, grain as fuel and farm-grown fuels with a seasonal efficiency [to DIN] of > 94%.
    • Powerchip 75/100 kW

    • The fully automatic wood chip system is distinguished by its unique step grate technology that matches the size of the incandescent bed and the boiler output ideally to the prevailing heat demand of the building, as well as by assuring a perfect ash burnout.

      Benetfits at a glance:
      • Regulated incandescent bed temperature:
        Perfect ash formation, no slag formation
      • Self-cleaning step grate:
        The incandescent bed can be changed, subject to fuel
      • Stainless steel cyclonic combustion chamber:
        Perfect dust separation, corrosion prevention
      • Advanced microprocessor control:
        Automatic ignition and output reduction down to 7 kW, Lambda probe, weather-compensated control for up to 6 mixer circuits, optional remote control via mobile phone
      • Highest convenience:
        Automatic grate and heat exchanger cleaning (mobile ash box to be emptied only approx. every 2-3 months)
      • Lasting quality:
        Extremely robust agitator and screw conveyor design, gearboxes and motors of the highest quality, silicon-carbide combustion chamber, stainless steel linings
      • Low power consumption:
        Pioneering discharge technology
      • Flexible:
        Combustion of wood chips, miscanthus, pellets, grain as fuel and farm-grown fuels with a seasonal efficiency [to DIN] of > 94%.
    • Powerchip 100/400 kW

    • With the GUNTAMATIC cascade you will benefit from the highest reliability and economy. The proven step grate technology employed by the Powerchip boilers matches the boiler output to the current heat demand. This series satisfies even the highest output and quality requirements.

      Benetfits at a glance:
      • Regulated incandescent bed temperature:
        Perfect ash formation, no slag formation
      • Self-cleaning step grate:
        The incandescent bed can be changed, subject to fuel
      • Stainless steel cyclonic combustion chamber:
        Perfect dust separation, corrosion prevention
      • Advanced microprocessor control:
        Automatic ignition and output reduction down to 7 kW, Lambda probe, weather-compensated control for up to 6 mixer circuits, optional remote control via mobile phone
      • Highest convenience:
        Automatic grate and heat exchanger cleaning (mobile ash box to be emptied only approx. every 2-3 months)
      • Lasting quality:
        Extremely robust agitator and screw conveyor design, gearboxes and motors of the highest quality, silicon-carbide combustion chamber, stainless steel linings
      • Low power consumption:
        Pioneering discharge technology
      • Flexible:
        Combustion of wood chips, miscanthus, pellets, grain as fuel and farm-grown fuels with a seasonal efficiency [to DIN] of > 94%.
  • Heating systems for grain as fuel

  • Bio fuel heating systems are ideal biomass heating systems for larger detached houses and apartment buildings, as well as for agricultural holdings and local heating networks. Our POWERCHIP bio fuel systems with industrial step grate technology offer a similar level of convenience as oil and gas heating systems. In addition, they offer maximum fuel flexibility, as they can also be operated with pellets and woodchips.
    Bio fuels come in a wide variety of forms. They include energy grain, straw pellets and maize cores, as well as miscanthus / elephant grass. These are all rapidly regrowing biomass fuels with a secure future and an excellent energy footprint. Our highly efficient bio fuel heating systems can be combined with a number of different discharge systems, providing optimum flexibility.
    • Powercorn 30/50kW

    • With its unique step grate technology, this system offers the ideal solution for the combustion of grain as fuel (triticale and barley) as well as pellets. The formation of acids and slag are prevented through perfect combustion chamber temperatures of around 650 °C.

      Benetfits at a glance:
      • Regulated incandescent bed temperature:
        Perfect ash formation, no slag formation
      • Self-cleaning step grate:
        The incandescent bed can be changed, subject to fuel
      • Stainless steel cyclonic combustion chamber:
        Perfect dust separation, corrosion prevention
      • Advanced microprocessor control:
        Automatic ignition and output reduction down to 7 kW, Lambda probe, weather-compensated control for up to 6 mixer circuits, optional remote control via mobile phone
      • Highest convenience:
        Automatic grate and heat exchanger cleaning (mobile ash box to be emptied only approx. every 2-3 months)
      • Lasting quality:
        Extremely robust agitator and screw conveyor design, gearboxes and motors of the highest quality, silicon-carbide combustion chamber, stainless steel linings
      • Low power consumption:
        Pioneering discharge technology
      • Flexible:
        Combustion of wood chips, miscanthus, pellets, grain as fuel and farm-grown fuels with a seasonal efficiency [to DIN] of > 94%.
    • Powercorn 75 kW

    • With its unique step grate technology, this system offers the ideal solution for the combustion of grain as fuel (triticale and barley) as well as pellets. The formation of acids and slag are prevented through perfect combustion chamber temperatures of around 650 °C.

      Benetfits at a glance:
      • Regulated incandescent bed temperature:
        Perfect ash formation, no slag formation
      • Self-cleaning step grate:
        The incandescent bed can be changed, subject to fuel
      • Stainless steel cyclonic combustion chamber:
        Perfect dust separation, corrosion prevention
      • Advanced microprocessor control:
        Automatic ignition and output reduction down to 7 kW, Lambda probe, weather-compensated control for up to 6 mixer circuits, optional remote control via mobile phone
      • Highest convenience:
        Automatic grate and heat exchanger cleaning (mobile ash box to be emptied only approx. every 2-3 months)
      • Lasting quality:
        Extremely robust agitator and screw conveyor design, gearboxes and motors of the highest quality, silicon-carbide combustion chamber, stainless steel linings
      • Low power consumption:
        Pioneering discharge technology
      • Flexible:
        Combustion of wood chips, miscanthus, pellets, grain as fuel and farm-grown fuels with a seasonal efficiency [to DIN] of > 94%.
    • Powerchip 20/50 kW

    • The fully automatic wood chip system stands out on account of its unique step grate technology that matches the size of the incandescent bed and the boiler output ideally to the prevailing heat demand of the building, as well as by assuring a perfect ash burnout.

      Benetfits at a glance:
      • Regulated incandescent bed temperature:
        Perfect ash formation, no slag formation
      • Self-cleaning step grate:
        The incandescent bed can be changed, subject to fuel
      • Stainless steel cyclonic combustion chamber:
        Perfect dust separation, corrosion prevention
      • Advanced microprocessor control:
        Automatic ignition and output reduction down to 7 kW, Lambda probe, weather-compensated control for up to 6 mixer circuits, optional remote control via mobile phone
      • Highest convenience:
        Automatic grate and heat exchanger cleaning (mobile ash box to be emptied only approx. every 2-3 months)
      • Lasting quality:
        Extremely robust agitator and screw conveyor design, gearboxes and motors of the highest quality, silicon-carbide combustion chamber, stainless steel linings
      • Low power consumption:
        Pioneering discharge technology
      • Flexible:
        Combustion of wood chips, miscanthus, pellets, grain as fuel and farm-grown fuels with a seasonal efficiency [to DIN] of > 94%.
    • Powerchip 75/100 kW

    • The fully automatic wood chip system is distinguished by its unique step grate technology that matches the size of the incandescent bed and the boiler output ideally to the prevailing heat demand of the building, as well as by assuring a perfect ash burnout.

      Benetfits at a glance:
      • Regulated incandescent bed temperature:
        Perfect ash formation, no slag formation
      • Self-cleaning step grate:
        The incandescent bed can be changed, subject to fuel
      • Stainless steel cyclonic combustion chamber:
        Perfect dust separation, corrosion prevention
      • Advanced microprocessor control:
        Automatic ignition and output reduction down to 7 kW, Lambda probe, weather-compensated control for up to 6 mixer circuits, optional remote control via mobile phone
      • Highest convenience:
        Automatic grate and heat exchanger cleaning (mobile ash box to be emptied only approx. every 2-3 months)
      • Lasting quality:
        Extremely robust agitator and screw conveyor design, gearboxes and motors of the highest quality, silicon-carbide combustion chamber, stainless steel linings
      • Low power consumption:
        Pioneering discharge technology
      • Flexible:
        Combustion of wood chips, miscanthus, pellets, grain as fuel and farm-grown fuels with a seasonal efficiency [to DIN] of > 94%.
    • Powerchip 100/400 kW

    • With the GUNTAMATIC cascade you will benefit from the highest reliability and economy. The proven step grate technology employed by the Powerchip boilers matches the boiler output to the current heat demand. This series satisfies even the highest output and quality requirements.

      Benetfits at a glance:
      • Regulated incandescent bed temperature:
        Perfect ash formation, no slag formation
      • Self-cleaning step grate:
        The incandescent bed can be changed, subject to fuel
      • Stainless steel cyclonic combustion chamber:
        Perfect dust separation, corrosion prevention
      • Advanced microprocessor control:
        Automatic ignition and output reduction down to 7 kW, Lambda probe, weather-compensated control for up to 6 mixer circuits, optional remote control via mobile phone
      • Highest convenience:
        Automatic grate and heat exchanger cleaning (mobile ash box to be emptied only approx. every 2-3 months)
      • Lasting quality:
        Extremely robust agitator and screw conveyor design, gearboxes and motors of the highest quality, silicon-carbide combustion chamber, stainless steel linings
      • Low power consumption:
        Pioneering discharge technology
      • Flexible:
        Combustion of wood chips, miscanthus, pellets, grain as fuel and farm-grown fuels with a seasonal efficiency [to DIN] of > 94%.
  • Cylinders

  • Our buffer cylinders are the ideal complement to our wood and biomass heating systems. They are fabricated from high grade steel and feature excellent 100 mm thick, quality foam insulation. The cylinders are optionally available as DHW cylinders, buffer cylinders or combi cylinders with freshwater module, and can be ordered in different sizes.They are quick and easy to install, require no plumbing effort and feature a patented temperature control unit.

    Subject to requirements, the cylinders can be combined with various GUNTAMATIC heating systems and alternative heating solutions, for example a solar thermal system.
    • PSF

    • The PSF system cylinder represents an exciting innovation, both for DHW heating and central heating backup. Thermal energy is transferred to radiators or an underfloor heating system via the heating circuit assemblies. DHW is heated by the freshwater module.

      Benefits at a glance:
      • Freshwater module:
        Fresh DHW generated according to the instantaneous water heating principle; prevents the growth of legionella bacteria
      • No pipework required for a DHW cylinder
      • Innovative temperature control ensures constant DHW temperatures and protection against scaling as a result of heat influence
      • Outstanding through optimised handling and connection options. The high grade cylinder represents the ideal union of function and high quality
      • The tightly-fitting, thick thermal insulation ensures the best insulation values
      • Optimum optional combination with alternative energy sources
    • AKKUTHERM

    • This high quality cylinder is distinguished by its high grade workmanship and its full insulation to offer the lowest heat loss.

      Benefits at a glance:
      • Outstanding through optimised handling and connection options
      • The high grade cylinder represents the ideal union of function and high quality
      • The stratification manifold, fitted as standard, ensures the optimum utilisation of the residual heat from the heating system
      • The tightly fitting, thick thermal insulation ensures the best insulation values
      • The front, supplied as standard, acts as cable trunking and includes the control panel (excl. type ECO)
      • Optimum optional combination with alternative energy sources
    • ECO

    • The ECO DHW cylinder is subject to the highest quality criteria. The high grade processing of quality steel has created a cylinder that offers a long service life with the lowest heat losses.

      Benefits at a glance:
      • Thick-walled quality steel cylinder
      • High grade dual enamel coating
      • Welded large area internal indirect coil for high output (not susceptible to scaling)
      • High grade insulation
      • Optimised optional solar connections
      • Solar pump control