The Subminimal NanoFoamer PRO is a hands-free automatic milk steamer for home espresso drinkers who want cafe-quality microfoam without a steam wand or barista training. Using a patented magnetic impeller and NanoScreen system, it heats and aerates milk to liquid-velvet texture in a single automated cycle, with a capacity range of 100–220 ml and precision temperature control from 55°C to 70°C. The 120V US version is the only configuration CoffeeRoast Co. carries.
Steam wands work by injecting hot water vapor into milk, which dilutes flavor and thins texture. The NanoFoamer PRO uses pure kinetic energy instead: a contactless magnetic impeller spinning at up to 8,000 RPM shears milk into superfine micro-bubbles without adding a drop of water. The result is a richer, silkier, and sweeter microfoam that preserves the full integrity of your milk, whether dairy or plant-based.
Select a program, portion your milk using the internal volume markings, and press start. The NanoFoamer PRO automatically manages both heating and aeration through the full cycle, reaching up to 70°C (±3°C) without any monitoring or intervention. By the time your espresso shot is pulled, the microfoam is ready. That freed-up attention is the practical payoff: you can grind, dose, and extract without splitting focus between the portafilter and the jug.
The NanoFoamer PRO ships with three interchangeable magnetic flow controllers that let you tune the internal turbulence to match the specific proteins of dairy, oat, almond, soy, or other plant-based milks. Internal markings on the flow controllers remove the guesswork from volume and calibration, so you can reproduce the same result cup after cup and reduce milk waste. Six curated programs modulate impeller speed as temperature rises, keeping foam quality consistent whether you are steaming 100 ml for a cappuccino or 220 ml for a large latte.
The NanoFoamer PRO's double-walled stainless steel construction keeps the outer shell cool to the touch while milk heats inside. An IPX-5 water-resistance rating and a food-grade non-stick interior coating mean cleanup is quick: rinse and repeat. The unit is compact at 12 x 12 x 20 cm and balanced for direct-to-cup pouring, with the option to transfer to a separate jug for more intricate latte art.
| Specification | Value |
|---|---|
| Capacity | 100–220 ml |
| Temperature range | 55°C–70°C (±3°C) |
| Power | 400W |
| Voltage | 120V / 50–60 Hz |
| Cord length | 70 cm |
| Dimensions | 12 x 12 x 20 cm |
| Weight | 800 g |
| Water resistance | IPX-5 |
| Inner jug material | Stainless Steel 202 with food-grade ILAG non-stick coating |
| Outer shell material | Stainless Steel 201 |
| NanoScreen mesh | Stainless Steel 304 |
| Impeller material | POM plastic |
| Flow controller material | Food-grade silicone |
| Included accessories | Electrical base and plug, 3 flow controllers, cleaning brush, user manual and quick start guide |
The NanoFoamer PRO suits home espresso drinkers who pull shots daily and want repeatable, cafe-quality microfoam without learning steam-wand technique. Its 100–220 ml capacity covers single and double drinks, and the flow-controller system makes it equally capable with dairy and popular plant-based milks. The compact footprint fits most home espresso setups.
The NanoFoamer PRO is not suited to commercial or high-volume cafe service: its 220 ml maximum capacity is designed for one or two drinks per cycle, not continuous batch production. It does not replace a full espresso machine and does not include one. The 120V version sold here is not compatible with 220V outlets without a separate voltage converter.
For dairy milk, start with the Black flow controller. If the vortex seems weak, switch to Blue. For plant-based milks such as oat or almond, start with Blue; move to Green only for the most challenging alternatives. The NanoFoamer PRO ships with all three controllers so you can experiment and find the right calibration for your preferred milk.
The NanoFoamer PRO heats milk as part of every program cycle, reaching up to 70°C (±3°C) automatically. No pre-heating is required. The unit displays "OK" at 60°C and continues to maximum temperature, so you can start with cold milk straight from the refrigerator.
The NanoFoamer PRO holds between 100 ml and 220 ml of milk per cycle. Internal volume markings help you portion accurately and consistently. At 220 ml it can cover a large latte or two smaller cappuccinos, but it is designed for single-cycle home use rather than back-to-back commercial volume.
The inner jug is Stainless Steel 202 with a food-grade ILAG non-stick interior coating. The outer shell is Stainless Steel 201. The NanoScreen mesh is Stainless Steel 304, the impeller is POM plastic, and the flow controllers are food-grade silicone. All milk-contact surfaces are food-safe.
The NanoFoamer PRO carries an IPX-5 water-resistance rating and features a food-grade non-stick interior coating, making rinse cleaning quick after each use. A cleaning brush is included in the box. The magnetic flow controllers are removable for separate rinsing.
Yes. The NanoFoamer PRO's interchangeable magnetic flow controllers let you adjust internal turbulence to match the protein structure of different plant-based milks. Oat milk foams well with the Blue or Green controller; almond milk performs best with the Blue controller; soy milk foams with the Blue controller, though soy can curdle slightly on contact with espresso acidity, which is a characteristic of soy milk rather than a limitation of the machine.
At CoffeeRoast Co., we are passionate about coffee. Every piece from our catalog is designed and rigorously tested to make sure you get perfect and consistent roasts every time.
We’ve partnered with various manufacturers that operate around the globe under a strict set of guidelines both on a local and corporate level so that when you shop with us, you will be able to select from the highest quality coffee roasters and coffee equipment available on the market.
Whether you are a coffee enthusiast or a small business owner, you're sure to find whatever so you have the perfect roast you've been looking for.
Any questions or concerns? Please call us at (312)-298-9262 or email us at support@coffeeroastco.com and a member of our professional support team will be in touch with you as soon as possible.
CoffeeRoast Co. will ship orders as soon as possible in the order they are received. If you purchase multiple items, they will be shipped to you based on lead time and availability. This way you get as much of your order as soon as possible, which means that your order may come in separate packages, especially if you order products from different brands.
We will pay shipping for products returned due to product defect, misrepresentation, or false description. Afterward, we will initiate a full reimbursement should you decline an offer to replace the item with the same item of equal value and assured quality.
Order Confirmation:
As soon as you place your order with CoffeeRoast Co. you will receive an order confirmation e-mail. This means that your order has been logged in our system and your credit card has been pre-authorized for the purchase. We then work with our partners to confirm and prepare your order for shipment. If any item you order is on backorder or unavailable for whatever reason, we will cancel the credit card authorization and duly inform you via e-mail.
Order Shipment:
Orders are shipped within five business days from the date you place your order unless specified otherwise on the product page. The product page will contain the most accurate estimate on shipping and lead times. Shipping and lead times provided on the product page are our best estimates based various factors including order volume, information from our partners, shipping issues, etc., and may vary due to these factors.
You will receive an email containing the tracking information of your order after the order has been shipped to your location. If you do not receive tracking information from us within seven business days of the lead time specified on the product page, feel free to follow up with us at support@coffeeroastco.com.
Damages:
We will take full responsibility for any obvious damage to your product caused by packaging or delivery of an already defective product. Please carefully inspect the packaging of your item(s) when they arrive, if you notice any damage or defects, you should document them when signing for delivery. If the item(s) contained in the package arrives damaged, please send photos to support@coffeeroastco.com, and we will process an insurance claim on your behalf.
Returns and Cancellation Policy:
We back all our products with a customer satisfaction guarantee, so we've created a fair return and cancellation policy.
In most cases, once the order is processed, it is final and not cancellable due to the larger nature of these products. Requests for returns/exchanges after the item has been delivered will be evaluated on a case by case basis. Any return request is subject to an administrative and cancellation fee equal to 10% of your order with a minimum of $35.
Before returning any product, you MUST obtain a return authorization from a Coffee Roast Co. customer service representative. We can only process AUTHORIZED returns for items.
To make a Return or Exchanges:
Return or exchanges request submission must be within 14 calendar days upon receipt of shipment unless noted otherwise on the product description page. Your return must be in original packaging and unused.
We encourage using USPS flat-rate shipping in returning products to receive a shipping expense refund. Buyers must ensure all returned parcels delivery receipt AND signature confirmation. We highly recommend insuring your parcel as we cannot issue a refund for an item that we do not receive back should it get lost/damaged during transit.
Refunds:
Should an item be returned because it was defective, misrepresented, not as described, etc., CoffeeRoast Co. will issue a full refund and will reimburse the customer for all shipping expenses associated with the return.
Please allow 5-10 business days from the time the returned item is received to process a refund. Refunds will only be issued to the original form of payment that you used when placing your order.
We stand behind our products 100%!
By purchasing any of our items, the buyer certifies they have read and agree to our shipping, return, and privacy policies.
At CoffeeRoast Co., we ensure that you get the absolute best prices for coffee roasters, all while ensuring the highest quality. As always, high-quality roasters do not come cheap, but we ensure that they are reasonably priced using our exclusive contracts with the best coffee roaster manufacturers.
We want you to be able to make your purchase with us in confidence. Putting our money where our mouth is, we offer you a price guarantee on all orders. If you find out within six months from your purchase of an item from CoffeeRoast Co. was offered at a lower price than us from the time of purchase, we will refund the difference.
To get a refund, all you need to do is e-mail us a link to the product on our website and the same product on our competitor’s website within six months from the date of your purchase, and we will process the refund accordingly.
Terms and Conditions of our 100% Price Guarantee:
