Medium batch coffee roaster for flexible production

For coffee roasters seeking precision and flexibility, this medium batch coffee roaster offers customizable control and adaptability, supporting diverse roasting profiles from single-origin to specialty blends.

Roasts and Cools Coffee with Precision Control

The G45 from PROBAT is an industrial coffee roaster designed to deliver flexibility and precise control for a variety of coffee roasting applications. Featuring a classic retro design reminiscent of the UG series, the G45 combines elegance with enhanced functionality. It uses a drum roasting method to provide consistent and reproducible results, ideal for producing espresso beans, flavored and specialty coffee blends. Capable of handling batch sizes ranging from 20 to 55 kilograms, this machine addresses the needs of coffee roasting businesses, ensuring versatility with its infinitely variable burner and traditional “aroma wheel” for targeted airflow. Available with options for propane, natural gas, or hydrogen heating, the G45 accommodates up to 100-150 kg/h throughput. It supports manual, semi-, or fully automatic operations with possibilities for recipe management and process data collection. Durable construction allows for integration with existing systems, and PROBAT offers a retrofit kit for transitioning to alternative energy sources. Designed with user-centered innovation, the G45 enhances operational efficiency while maintaining high standards of coffee quality.

Benefits

  • Ensures consistent coffee quality with precise temperature monitoring and control.
  • Provides flexibility to adjust roast profiles for a diverse range of coffee types.
  • Reduces operational risk with pneumatically controlled processes for reliability.
  • Accommodates sustainability goals with hydrogen-powered options.
  • Simplifies integration and scalability with configurable control systems.

General


Applications
Coffee roasting,Coffee
End products
Single-origin coffee,Decaf coffee,Artisan roasted coffee,Specialty coffee blends,Espresso beans,Flavored coffee,Ground coffee,Cold brew coffee beans,Whole bean coffee
Steps before
Green coffee bean selection,Weighing,Loading beans into container
Steps after
Cooling,Degassing,Packaging,Quality control
Input ingredients
coffee beans
Output ingredients
roasted coffee
Market info
Probat is renowned for its expertise in manufacturing coffee processing equipment, particularly coffee roasters. The company has a strong reputation for engineering solutions in industrial coffee roasting, blending, and grinding technology.

Technical Specifications


Roasting time
10-20 min
Roasting capacity
100 - 150 kg/h
Batch size
20 - 55 kg
Heating
propane,natural gas,hydrogen
Space requirement
20 - 26 m²
Recommended room height
3.5 m

Operating Characteristics


Automation level
Manual / Semi-automatic / Fully automatic
Batch vs. continuous operation
Batch
Energy efficiency
Hydrogen-powered option
Cleaning method
Manual / CIP
Roasting time
10-20 min

Material Compatibility


Density/particle size
0.5–2.5 g/cm³ / 50–1000 µm

Physical Characteristics


Machine Footprint
20 - 26 m²
Batch Size
20 - 55 kg
Roasting Time
10-20 min
Roasting Capacity
100 - 150 kg/h
Space Requirement
20 - 26 m²
Recommended Room Height
3.5 m
Heating Method
Propane,Natural Gas,Hydrogen
Design Style
Classic Retro (UG Series)

Custom Options


Control panel type
Manual / Semi-automatic / Touch panel
Heating type
Propane / Natural gas / Hydrogen
Design customization
Classic retro design / Customizable design parts
Batch size flexibility
20–55 kg
Thermocouples
Standard for temperature control
Pneumatic controls
Opening flaps on bean container,roasting drum,cooling sieve outlet
Drum volume
Flexible drum volume
Roasting control
Manual / Semi-automatic / Fully automatic
Data collection and recipe management
Automatic reproduction of settings
Airflow control
Traditional "aroma wheel"