Wondering how Hardtank can boost your cold brew business? With a Hardtank machine, you can brew fresh cold brew in under an hour instead of waiting overnight. You’ll get up to 45% more product from the same amount of coffee, which means lower costs and bigger profits. Most businesses see a return on investment in just a few months. Every batch comes out consistently delicious and stays fresh longer, while the simple operation and easy cleaning save you valuable time.
Hardtank delivers fresh, high-quality cold brew in under an hour, every single time, so you can serve your customers faster and with confidence.
Hardtank’s efficient extraction means you get up to 45% more cold brew from the same amount of coffee, helping you lower your costs and boost your margins.
Hardtank machine is easy to use and features automated cleaning, freeing up your team for what matters most—serving your customers.
Hardtank lets you easily expand your offerings, from coffee and tea to cascara and creative cold drinks, so you can attract new customers and keep your menu fresh.
Hardtank’s scalable solutions are designed for businesses of any size, making it easy to expand your production as your business grows.
Hardtank machine ensures every batch is delicious and stays fresh longer, helping you build loyalty and keep customers coming back.
Expand your menu and increase your profits with Hardtank’s all-in-one brewing solution. Serve everything from cold brew coffee and tea to cascara and cocktails, all with consistent quality and fresh flavour in every batch. Thanks to high extraction yields and the ability to brew more than one batch per hour, you’ll reduce costs, keep up with demand, and impress your customers with a diverse beverage selection for your cold brew business.
Cut costs, free up time and use fewer resources with Hardtank. Brew a fresh batch in under an hour, cut your cost per serving by up to 45%, and minimise waste by brewing only what you need. With no disposable filters required and automated cleaning and extraction, you’ll also save on labour and simplify every step of your cold brew process.
Improve your entire cold brew process with Hardtank. Pre-saved batch programs and automatic drain-to-keg features guarantee consistent quality every time. With automatic cleaning and dedicated sanitation products, you maintain top hygiene standards effortlessly, while the compact design helps you make the most of your available space.
Contact us and we’ll provide a detailed calculation of the potential profits you can expect from Hardtank devices. Let’s find out together how a Hardtank machine could boost your cold brew business!
See how quickly your investment in a Hardtank machine can pay off!
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You can easily add new drinks like cold brew coffee, cascara, and lemonade to your menu, attracting new customers and keeping regulars interested. You’ll save time and effort with faster brewing, automated cleaning, and no need for paper filters, resulting in a cleaner workspace and quicker service. Plus, you can increase your cold brew revenue, lower food costs by up to 45%, and achieve a return on your investment in as little as two months, all while delivering a product your customers will love.
Hardtank is a state-of-the-art cold brew coffee maker that uses patented accelerated extraction technology. It produces premium cold brew coffee and tea in just minutes, while preserving the full flavour and aroma of the ingredients used. Featuring automated cleaning and no need for disposable filters, Hardtank is designed to be both efficient and versatile, serving both classic and nitro drinks. Grow your menu and impress your customers with ease.
A compact, award-winning cold brew maker designed for cafés, bars, restaurants, and even home use. Baby Hardtank delivers up to 4 litres of premium cold brew in just 45 minutes, fits easily on any work surface, and lets you craft coffee, tea, cascara, or even infuse spirits—all with automated cleaning and recipe control.
Designed for cafés, coffee shops, bars and other hospitality venues, it makes serving both nitro and still cold beverages easy. Thanks to its dual-tap system, intuitive touchscreen controls and atmospheric nitrogen infusion, it’s ideal for businesses looking to maintain speed during busy periods.
The most powerful of the Hardtank machines, it is built for high-volume coffee shops, events, and multi-location businesses. It can brew up to 20 litres per batch and 250 litres per day, features automated cleaning, direct keg dispensing, and guarantees consistent, high-quality cold brew—fast.
A compact, award-winning cold brew maker designed for cafés, bars, restaurants, and even home use. Baby Hardtank delivers up to 4 litres of premium cold brew in just 45 minutes, fits easily on any work surface, and lets you craft coffee, tea, cascara, or even infuse spirits—all with automated cleaning and recipe control.
Designed for cafés, coffee shops, bars and other hospitality venues, it makes serving both nitro and still cold beverages easy. Thanks to its dual-tap system, intuitive touchscreen controls and atmospheric nitrogen infusion, it’s ideal for businesses looking to maintain speed during busy periods.
The most powerful of the Hardtank machines, it is built for high-volume coffee shops, events, and multi-location businesses. It can brew up to 20 litres per batch and 250 litres per day, features automated cleaning, direct keg dispensing, and guarantees consistent, high-quality cold brew—fast.
Every innovation has a story, and Hardtank’s journey began in Opole, Poland, where a passionate team of coffee enthusiasts set out to reinvent cold brewing. Frustrated by slow and inconsistent brewing methods, they experimented with everything from aquarium pumps to nitrogen infusion, driven by a mission to make cold brew faster, safer and more consistent. Through countless prototypes and creative problem-solving, they developed Hardtank’s patented accelerated extraction technology, turning a local idea into a global solution for coffee professionals everywhere. Today, Hardtank supports businesses worldwide in serving premium cold brew and nitro drinks quickly and efficiently.
We're dedicated to creating efficient, reliable cold brew solutions while supporting your business every step of the way. Get to know our history and values, and see how our experience and commitment can help your cold brew business thrive.
Discover the values that have earned us the trust of our customers: innovation, transparency and an ongoing commitment to quality. We're proud to support coffee roasters, specialty retailers, and hospitality brands across the globe who would like to offer something truly special in every beverage they serve.
About us
Read stories from partners who've grown their business with Hardtank's solutions. See how our technology, expertise, and support make the difference from day one.
We specialise in developing cutting-edge technologies and products for the coffee industry, with every solution backed by data and rigorous research.
Our achievements include three global awards for our devices, two international patents, and recognition in leading scientific journals. By partnering with industry giants like FETCO and offering a comprehensive business model, we help companies scale up and successfully enter the cold brew market. If you’re looking to grow your business with proven, award-winning technology, Hard Beans is your trusted partner in the cold brew business.
This prestigious award from the Specialty Coffee Association recognizes the most innovative products in the coffee industry. Hardtank was honoured as the Best New Product in Commercial Cold Brew Coffee Preparation & Serving, highlighting its breakthrough technology and impact on the market.
The SCA Coffee Design Awards celebrate outstanding branding and product design in the coffee sector.
Hardtank’s Nitro branding, developed by Hard Beans, received this award for its creative approach and strong visual identity in 2023.
The World Coffee Innovation Awards honour the most forward-thinking advancements in coffee technology. Hardtank received the award for Automatic Machine Innovation, recognizing its ability to revolutionize cold brew production with speed, efficiency, and quality.
Hardtank holds a Polish patent for its innovative accelerated cold extraction process, developed in collaboration with leading research institutions. This technology notably reduces cold brew extraction time while maintaining quality and consistency.
The same groundbreaking extraction process is protected by a U.S. patent, ensuring Hardtank’s unique method is recognized and secured in one of the largest coffee markets in the world.
Hardtank has granted a licence to FETCO, one of the world’s top manufacturers of commercial coffee equipment, to produce the Baby Hardtank at their facility in Lake Zurich, Illinois. This partnership brings Hardtank’s technology to a broader audience across North America.
Hardtank’s technology has been featured in a scientific article published in Nature Scientific Reports entitled ‘Influence of coffee brewing methods on the chromatographic and spectroscopic profiles, antioxidant and sensory properties’. The other two articles examine the effect of storing green and roasted coffee on their subsequent taste and properties.
Simply select the topic you want to discuss, and we’ll make sure your inquiry reaches the right expert.
You’ll get a response from our team within 48 hours (excluding weekends), always from a @hardbeans.com email address. Your inquiry will be handled by a specialist who understands your needs and can guide you every step of the way.
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ul. Armii Krajowej 35, 45-071 Opole, Poland 🇵🇱
Do you have questions about our cold brew machine? Below you will find answers to the most frequently asked questions.
With Hardtank, you’re not limited to just cold brew coffee. You can also brew tea, cascara, and even experiment with infusing spirits, herbs, or fruits for unique drinks. The possibilities are as creative as you are.
Yes! You can infuse spirits up to 60% ABV in the Hardtank. Just remember to avoid thick or sugary liquids, as they may damage the machine.
Absolutely. Hardtank models with built-in taps let you serve a nitro cold brew directly. For the Baby Hardtank, you’ll need a separate nitro dispenser, which we can also provide
The Baby Hardtank can be filled manually or with an external pump. Larger Hardtank models require a direct filtered water supply, but you can use external drainage vessels if needed.
Not at all. Every Hardtank device features automatic cleaning and sanitation modes, making maintenance simple and extending your machine’s lifespan.
No disposable filters are needed. Hardtank’s technology ensures a clean brew without single-use filters, making it eco-friendly and cost-effective.
The Baby Hardtank makes up to 4 litres per batch, while the Hardtank 20 can brew up to 18 litres at a time.
Hardtank uses patented accelerated cold extraction with recirculation, constantly agitating the coffee or tea for quicker, high-yield brewing—delivering clean, delicious results in a fraction of the usual time.
Use the same filtration you’d use for an espresso machine or batch brewer. For best results, follow SCA water guidelines.
With a 200ml serving size, the Baby Hardtank can produce up to 300 portions daily, while the Hardtank 20 can deliver up to 1,250 portions.
