Subminimal NanoFoamer Lithium – Rechargeable Milk Frother | Subminimal

The Subminimal NanoFoamer Lithium is a professional-grade rechargeable milk frother designed for home baristas who want genuine café-quality microfoam without an expensive espresso machine.

Key Features

• Up to 14,000 RPM motor: A high-torque 3.7V 1200mAh lithium-ion battery delivers barista-level spinning power for consistently smooth, velvety microfoam every time.
• USB rechargeable convenience: Built-in USB-C charging means no disposable batteries — simply charge and go, making it eco-friendly and cost-effective long term.
• Two-speed precision control: A responsive multi-touch digital switch lets you switch between gentle froth for flat whites and dense microfoam for latte art at a tap.
• Tighter-tolerance NanoScreen technology: The upgraded mesh screen produces ultra-fine, silky microfoam that layers perfectly for latte art — indistinguishable from a café pour.
• Ergonomic one-hand design: Slim, balanced form factor fits naturally in your grip for effortless frothing of any milk or plant-based alternative.
• Fast full charge in under 2 hours: Charges quickly via USB-C and delivers multiple frothing sessions per charge, so it is always ready when you are.
• Compatible with all milk types: Works beautifully with whole milk, oat milk, almond milk, soy milk, and other dairy-free alternatives.

Product Specifications

• Battery: 3.7V 1200mAh lithium-ion rechargeable
• Motor Speed: Up to 14,000 RPM
• Charging: USB-C (cable included)
• Charge Time: Under 2 hours
• Speed Settings: 2-speed (low and high) via multi-touch digital switch
• Compatible Milks: Dairy, oat, almond, soy, coconut, and all plant-based milks
• Screen Type: Upgraded tighter-tolerance NanoScreen mesh
• Design: Handheld, ergonomic one-piece body
• Brand: Subminimal
• Price: $82.00

Who Is This For?

Perfect for home espresso enthusiasts who want to replicate third-wave café drinks — cappuccinos, flat whites, and cortados — without paying café prices daily. Ideal for latte art beginners and intermediate baristas who need a reliable handheld microfoam frother that produces the fine-bubble texture required for pours and tulips. Designed for busy professionals who need a fast, rechargeable frother that charges via USB-C and is ready in minutes with no battery replacements. A brilliant gift for coffee lovers upgrading from a basic whisk frother to a genuinely capable, barista-grade tool.

Why Choose the NanoFoamer Lithium?

Unlike basic handheld frothers that produce coarse, airy foam, the Subminimal NanoFoamer Lithium uses patented NanoScreen mesh technology to generate true microfoam — the dense, glossy milk texture that professional baristas use for latte art and silky-smooth cappuccinos. Subminimal engineered this device specifically for the discerning home barista, combining laboratory-precision tolerances with an accessible price point well below that of a steam wand-equipped machine. It is the most capable USB rechargeable frother available at this price, trusted by specialty coffee communities worldwide.

Frequently Asked Questions

Can the NanoFoamer Lithium make latte art quality microfoam at home?

Yes. The tighter-tolerance NanoScreen produces fine, velvety microfoam with small, uniform bubbles — the exact texture needed to pour rosettes, hearts, and tulips on espresso drinks at home.

How long does the battery last on a single charge?

The 1200mAh lithium-ion battery provides multiple frothing sessions per charge. Most users report 20–30 frothing sessions before needing to recharge via the included USB-C cable.

Does it work with oat milk and other plant-based milks?

Absolutely. The NanoFoamer Lithium is compatible with all milk types including oat, almond, soy, and coconut milk, though results vary slightly by brand and fat content — barista-edition oat milks froth best.

What is the difference between the NanoFoamer Lithium and the original NanoFoamer?

The Lithium version replaces standard AA batteries with a built-in 1200mAh rechargeable lithium-ion battery, adds USB-C charging, delivers higher sustained torque at up to 14,000 RPM, and features an upgraded digital multi-touch switch for two-speed control — making it significantly more powerful and convenient than the original.

Please note that we cannot guarantee a specific delivery date. Estimated delivery times (excluding weekends and public holidays) are as follows:

• Victoria: Approximately 5–7 business days
• New South Wales, South Australia, ACT & Queensland: Approximately 5–7 business days
• Western Australia, Northern Territory & Tasmania: Approximately 5–7 business days
• United States: Approximately 5–7 business days
• Rest of the World: Approximately 5–7 business days

We offer a 30-day return policy on eligible items. You may request a return within 30 days of receiving your order, provided the item is unused, in original condition, and in its original packaging.

Returns are processed in accordance with our Returns & Refund Policy. Approved refunds are issued to the original payment method after inspection.

For full details, please refer to our Returns & Refund Policy page.