The Mazzer Robur S Electronic Coffee Grinder is engineered for cafés and coffee shops that demand uncompromising speed, consistency, and long-term reliability. Designed for high-volume espresso production, it combines advanced grinding technology with smart features that enhance workflow and elevate coffee quality.

The Robur S delivers exceptional grind consistency thanks to its large 71 mm conical burrs and stepless micrometric adjustment system. Baristas benefit from extremely fast dosing — averaging just 1 second per 5 grams — making this grinder perfect for peak service.

Its innovative double-fan cooling system ensures that your beans remain cool even during continuous grinding, helping preserve aromatics, crema quality, and flavour. Low retention design reduces waste by up to 52%, helping maintain freshness and improving cost efficiency.

With integrated IoT connectivity, the Robur S enables real-time monitoring of usage, maintenance, and performance data, making it ideal for cafés seeking consistency across multiple locations or staff members. It also features the Memory Track system, allowing baristas to easily recall their grind settings for fast, repeatable adjustments.

A hands-free adjustable portafilter holder enhances workflow efficiency, while tool-free access to the grinding chamber makes cleaning and maintenance simple — all without losing your calibration.


Key Features

  • 71 mm Italian-made conical burrs

  • Extremely fast grinding: approx. 1 second per 5 g

  • Stepless micrometric grind adjustment

  • Low retention (reduced by approx. 52%)

  • Double-fan cooling and split-chassis design

  • Grind Flow Control (GFC) with 3 dampers: AntiClumping, AntiDust, Hybrid

  • Hands-free adjustable portafilter fork

  • On-demand electronic dosing

  • IoT-enabled for real-time monitoring

  • Memory Track system for preserving grind settings

  • Large 1.6 kg hopper capacity

  • Easy-clean grinding chamber with calibration retention

  • Heavy-duty aluminium die-cast body


Technical Specifications

Specification Detail
Use On Demand (Espresso)
Version Electronic
Power 800 W
Grinding Adjustment Stepless Micrometric
Burrs Conical, 71 mm
Grinding Speed 1 second per 5 g (50 Hz) / 1 second per 6 g (60 Hz)
RPM 420 rpm @ 50 Hz / 500 rpm @ 60 Hz
Hopper Capacity 1.6 kg
Body Material Aluminium Die-Cast
Cooling System Double Fan + Split Chassis
Grind Flow Control AntiClumping / AntiDust / Hybrid Dampers
Retention Reduced by approx. 52%
Programmable Time Settings 3
Weight 28 kg
Dimensions (mm) 215 (W) × 310 (D) × 720 (H)

Why Choose the Mazzer Robur S?

  • Built for high-volume cafés — fast, durable, and consistent.

  • Superior flavour preservation thanks to advanced cooling and low RPM grinding.

  • Reduced retention for better freshness and lower coffee waste.

  • Smart grinder technology with IoT analytics and maintenance insights.

  • User-friendly workflow with hands-free grinding and quick setting recall.

  • Unmatched speed and efficiency, ideal for busy barista stations.

  • Designed to last, with premium materials and Italian engineering.

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