Nucleus Link Coffee Roaster

Black Velvet Coffee

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The Nucleus Link is a portable roaster that uses cutting-edge technology to bring the coffee industry community together. Whether you are a seasoned professional or a small-batch roaster, the Nucleus Link is the perfect tool for roasting coffee to perfection.

The Nucleus Link starts at room temperature, ensuring that your coffee beans are roasted evenly without the risk of burning. It also features real-time data monitoring and roast control, so you can fine-tune your roasts to your exact specifications. With its sleek design and intuitive controls, the Nucleus Link is a pleasure to use. It is also incredibly portable, making it easy to take with you wherever you go. If you are serious about coffee roasting, the Nucleus Link is the perfect machine for you. It is the perfect way to connect with the coffee community and create delicious coffee at home.


Altitude calibration

  • Enables consistent profiling at any altitude by allowing adjustment of fan speed to suit air pressure
  • Trimming fan speed increases or decreases the oscillation of coffee's movement for each sample without affecting factory calibration
  • Calibration mode in LINK app mimics roasting at sea level at any altitude
  • Provides globally performing roast for cupping with 205 core profiles for filter and cupping, developed by Sam Corra over a period of 3 years

Complete Profile system

  • LINK Unit comes with 205 profiles for filter and cupping, exclusively accessible through LINK software
  • Profiles developed and tested over 3 years to generate globally performing roast for cupping 

Profile packs

  • 205 profiles separated into 6 inboxes, each with 41 core profiles varying in development percentage and roast curve pitch
  • 6th inbox for user to create, design, or edit their own profiles -

Density roast prediction

  • LINK app uses data points of user's green coffee to suggest most suitable profile for sample - Empowers user to easily navigate through core set of profiles using density assessment -

Advanced dial-in

  • LINK app's function to further refine profile selection of specific samples after initial roast -


  • Development Percentage, Time of roast, and Roast degree
  • DTR override system adjusts termination at exact development % and temperature increase range outlined

Variable Batch size

  • Option to customise batch size between 50g to 100g in 1g increments
  • Fan calibration based on input to run off same core profile sets regardless of green input

New heating technology

  • Heating system heats coffee from inside out, allowing higher rate of heat for desired momentum to roast profile
  • Ambient temperature start leads to less Co2 or "gassy" qualities when prepared and tasted very fresh off roaster

Accessories, Protection, and Education:

  • Shock absorbent and waterproof travel case, dosing cup, density tube, and coffee tray provided - Ongoing support and training education provided by Vlog tutorials


Roasting capacity: 90-120g

Collections: Coffee Machines

Category: coffee roasting

Type: Coffee Brewing

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