Femobook A4Z Electric Coffee Grinder

Femobook A4Z

Premium Electric Grinder for Pour-Over Enthusiasts
Engineered for coffee lovers who demand exceptional grind quality and minimal fuss the A4Z merges high-end materials refined mechanical engineering and clean aesthetics into one compact electric grinder. Equipped with a 48 mm stainless-steel conical burr set developed in collaboration with 1Zpresso it focuses squarely on grind uniformity and flavour clarity for pour-over and filter workflows. 
With tool-free disassembly micro-step adjustment of 0.008 mm per click across more than 300 settings and a high-capacity rechargeable battery the A4Z is built for those who value both performance and procedural refinement.

Key Features

• 48 mm 1Zpresso-Derived Conical Burrs: Engineered for clean crisp particle distribution ideal for pour-over extraction.
• Micro-Click Adjustment (0.008 mm per click): Allows over 300 selectable settings for precise grind size control across brew methods.
• Rechargeable Removable Batteries: Operates cordlessly via three 18650 cells (~2000 mAh each) with USB-C charging and extended runtime.
• Tool-Free Disassembly & Magnetic Cleaning Brush: Simplifies maintenance and reduces retention for cleaner more consistent dosing.
• Low-RPM Operation (~53.7 RPM): Minimises heat transfer and preserves aroma and flavour integrity during grinding.
• Compact Single-Dose Design (~30 g Capacity): Tailored for precision single-serve brewing without the footprint of commercial grinders
• Capacity: ~30 ± 5 g beans.
• Weight: ~2.6 ± 0.2 kg
• Dimensions: 130 × 60 × 245 mm.
• Burr Size: 48 mm conical collaboration with 1Zpresso ZP6.
• Rated Speed: ~53.7 ± 12% RPM.
• Materials: Aluminium alloy body stainless-steel burrs.

Why You’ll Love It

From the moment you drop your beans into the A4Z you’ll feel the alignment of thoughtful design and performance. The low-RPM hum the satisfying click of dialling in a new setting and the effortless magnetic catch-cup removal all combine to elevate your morning routine into something intentional. For those who brew pour-over or filter as a craft—not just a necessity—this grinder becomes an extension of your workflow not a compromise. Whether you’re exploring single origin clarity light roasts or refining extraction profiles the A4Z delivers the clarity control and quiet elegance that make each cup a curated experience.