The Nucleus Link is an award-winning sample roaster designed by World Barista Champion Sasa Sestic and the Nucleus team to provide unmatched control, accuracy, and portability in the sample roasting segment.

Engineered for 50–100g roast batches, the Link replicates production roasts with real-time thermal profiling, automatic airflow, and variable RPM drum speed, all controlled via a simple connected app. The integrated software enables roast recording, profile replay, and consistency across origin evaluations, QC labs, and training setups.

Perfect for:

• Green coffee buyers

• Roasting labs

• Coffee educators

• Importers and exporters

• Micro-roasters looking for consistent sample profiling

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Key Features:

• Roast Capacity: 50g–100g per batch

• Compact & portable design (weighs <5kg)

• Real-time roast control via mobile app

• Variable drum speed (RPM adjustable)

• Adjustable heat, fan, and power curves

• Precision thermal sensors for accurate feedback

• Profile saving, replay, and data tracking

• Works on standard household power