- Typical capacity
- This unit is rated for 3kg batches, commonly providing an output of 10-12kg per hour for this class of equipment.
- Power supply
- Units of this type typically require a single-phase electrical supply for motors and controls, alongside a gas supply (LPG or Natural Gas) for the burner.
- Heating method
- Commonly features an atmospheric gas burner, often designed for low NOx emissions.
- Motor configuration
- Typically employs multiple direct-drive motors for drum rotation, cooling tray agitation, and fan operation, contributing to quiet running and reduced maintenance.
- Airflow control
- Adjustable airflow is standard, often offering both manual and automated control options.
- Simultaneous operation
- Many roasters in this category are designed to allow simultaneous roasting and cooling.
- Software integration
- Modern units often include proprietary control software and may offer integration with third-party roast profiling platforms via USB.
- Temperature probes
- Typically fitted with multiple temperature probes, commonly for bean temperature and exhaust temperature monitoring.