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Acaia Umbra Lunar Coffee Scale Overview
The Acaia Umbra Lunar is a precision coffee scale designed for professional bar workflows and serious home baristas who value speed, accuracy, and flexibility. Featuring a sleek, display-free design, the Umbra Lunar connects in real time with other Acaia scales via the innovative Magic Relay function, sharing weight data seamlessly across devices. This unique setup allows you to start a shot on the machine while prepping your next dose, keeping your workflow smooth and uninterrupted.
With a compact footprint that fits easily on smaller espresso machines, including single-group models, the Umbra Lunar is perfect for cafés with limited space or mobile setups. Crafted from water-resistant anodized aluminum, it delivers ultra-precise measurements while reducing energy consumption and extending battery life. Use it paired with other Acaia devices for a fully integrated setup, or connect via Bluetooth to the Acaia app to quickly log brewing data, track performance, and view visual graphs—without slowing down your service.
Acaia Umbra Lunar Coffee Scale Features
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Built for Multitasking
Brew and prep simultaneously to keep up with busy service or fast-paced mornings.
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Compact Profile
Fits comfortably on smaller espresso machines and single-group setups. -
Lower Price Point
A more affordable entry into Acaia’s precision scale lineup.
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Magic Relay Connectivity
Instantly shares weight data with other Acaia scales for a streamlined workflow.
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Bluetooth App Integration
Connect to the Acaia app to quickly log brew data, save graphs, and track performance.
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Ultra-Precise Measurement
Acaia’s ReacX technology delivers accuracy and repeatability shot after shot. -
Energy-Efficient Design
Display-free build minimizes clutter, conserves power, and extends battery life.
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Durable Construction
Water-resistant anodized aluminum built for commercial use.
Acaia Umbra Lunar Coffee Scale FAQs
Q: How does the Umbra Lunar help me work faster?
A: Its Magic Relay connectivity lets you start a shot on your espresso machine while prepping your next dose, with real-time weight data displayed on a paired device or in the Acaia app—keeping your workflow smooth and efficient.
Q: Will it fit on my espresso machine?
A: Yes. Its compact profile is perfect for smaller machines, including single-group setups, making it ideal for cafés with tight counter space or mobile coffee carts.
Q: How does it compare in price to other Acaia scales?
A: The Umbra Lunar offers the same precision and build quality you expect from Acaia at a lower price point, making it a cost-effective choice for professional or home use.
Q: What makes the Umbra Lunar different from other coffee scales?
A: Its display-free design and Magic Relay technology allow it to pair with other Acaia scales and share measurements in real time, creating a more streamlined workflow.
Q: Can it be used as a standalone scale?
A: Yes. Simply connect it to your smartphone via the Acaia app to view and track measurements without another display device or compatible Acaia scales.
Q: Is it durable enough for commercial use?
A: Absolutely. The Umbra Lunar is built from water-resistant anodized aluminum and engineered for the demands of professional espresso bars.
Q: Does the display-free design limit usability?
A: Not at all — it’s designed for integration with other devices or apps, making your coffee bar cleaner and more efficient while still giving you full access to weight data.
Q: How does Magic Relay work?
A: Magic Relay instantly transmits weight changes from the Umbra Lunar to a connected Acaia scale display or smartphone, switching seamlessly between devices.
Q: Does it help save power?
A: Yes, its display-free design reduces energy draw, extending battery life and lowering the frequency of recharging.
About The Brand
Acaia is known in the specialty coffee industry as offering one of the most important barista tools; the coffee scale. These smart coffee scales are a beautiful combination of design and technology that can literally transform the coffee experience for brewers and customers by allowing baristas to dial in brew ratios. These award-winning scales are barista-proof with extensive waterproofing, rechargeable batteries, and Bluetooth technology.
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Attention CA Residents: Prop 65 Warning
WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.