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Commercial Hot Water Boiler Autofill 20 litres/hour | DA-NX20/AWB20L
STK-NX20-AWB20L
£159.99 Excl. VAT
£191.99
Inc. VAT
Add £307.01 more to basket for finance options.
Stalwart 20 Litre Commercial Autofill Water Boiler – High-Capacity, High-Performance Hot Water for Professional Catering
The Stalwart 20L Commercial Automatic Fill Water Boiler is engineered for demanding hospitality and catering environments that require a reliable, high-volume supply of piping hot water throughout the day. With a large 20-litre tank and a powerful 2.5kW heating system, this professional boiler effortlessly delivers up to 40 litres per hour—perfect for cafés, restaurants, hotels, canteens, event venues, mobile catering units, and office kitchens.
Designed for continuous service, the autofill system connects directly to your mains water supply, ensuring the boiler automatically replenishes itself without manual refilling. The durable stainless-steel tank, advanced PCB control, digital temperature display, and built-in safety dry-heat protection make this one of the most reliable and efficient hot water solutions for commercial use.
When consistent performance, speed and durability matter, the Stalwart 20L boiler delivers every time.
⭐ Key Features & Benefits
✔ Large 20-Litre Capacity
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Holds enough water for constant service
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Reduces downtime and refilling needs
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Ideal for front-of-house and self-service stations
✔ Exceptional Output for Peak Periods
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Produces up to 40 litres per hour
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Equivalent to 120–130 cups of tea every hour
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Built for high-volume drink and food preparation
✔ Automatic Fill System
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Connects directly to your mains supply
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Automatically maintains water levels
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No manual filling — no interruptions
✔ Fast & Efficient Heating
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Strong 2.5kW element for rapid heating and recovery
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Maintains stable serving temperature all day
✔ Digital Temperature Control
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LED digital display for clear temperature monitoring
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Adjustable thermostat for accuracy and consistent results
✔ Built-In Safety Protection
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Dry-heat protection prevents damage when water is low
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PCB automatic control ensures stable operation
✔ Premium Build Quality
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Stainless steel inner tank – hygienic, corrosion-resistant & durable
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Tough black iron exterior for professional front-of-house use
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Easy-clean design with removable drip tray
✔ Fully Certified for Commercial Use
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CE / ROHS approved
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Suitable for catering, hospitality and commercial drink service
📐 Technical Specifications
| Feature | Details |
|---|---|
| Capacity | 20 litres |
| Hourly Output | Up to 40 litres/hour |
| Heating Power | 2.5kW |
| Voltage | 230V / 1 phase (220–240V) |
| Dimensions (W × D × H) | 226 × 358 × 650 mm |
| Weight | 7–8 kg (approx.) |
| Tank Material | Stainless steel |
| Exterior Material | Black iron body |
| Water Pressure (Inlet) | 0.1–0.4 MPa |
| Control System | Automatic PCB |
| Safety Features | Dry-heat protection |
| Certification | CE / ROHS |
| Warranty | 1 Year Warranty |
| Plug Type | Standard UK plug fitted |
💡 Perfect For
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High-volume café and tea stations
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Restaurants & hotel breakfast areas
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School & office canteens
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Catering vans and mobile food units
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Buffets, events & conference centres
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Staff rooms & self-service drink stations
🎯 Why Stalwart?
Stalwart water boilers are built for reliability, efficiency and long-term value, making them the trusted choice for professional kitchens that rely on constant hot water availability.
59 Items
We have a wide range of Stalwart Products. Stalwart Catering Equipment Is Built to last, its that simple. With over 50 years of manufacturing commercial fryer, contact grills and griddles they take massive pride on a product range that is second to none. We offer a wide range of professional cooking equipment from Stalwart, including Pizza Ovens, Mizers, Merchandisers, Griddles and Fryers. View our Stalwart Categories below, or view all of our Stalwart products that we have in store.
Our Delivery Terms
Please ensure you read and understand our delivery rules.
- Delivery is made to kerbside only with the Exception of Polar and Buffalo. ( these 2 brands Only have special delivery terms and will be positioned where requested and all packaging removed ) all other deliveries for large items over 30KG are kerbside only.
- Please note that all items with the prefix DA- have an extended delivery timeframe.
These items are shipped directly from the manufacturer, so please allow approximately 5 to 7 working days for delivery. - For items weighing over 100kg and starting with prefix DA- , additional haulage costs may apply due to the weight and size of the products, if not displayed at checkout. We will contact you closer to the delivery date to inform you of any such costs. These charges cover forklift or extra delivery assistance to ensure safe delivery. If you have a forklift available on-site, please confirm this after placing your order.
- Please note that the drivers do not unpack or position goods Unless Its Polar Brand.
- Please carefully check the Palletised goods by unpacking them before signing for the delivery.
- If you find any damages to the Palletised Item please refuse the delivery and we will exchange your product.
- If the driver is unable to wait for the goods to be inspected then please refuse the delivery and contact [email protected].
- If you sign for the delivery, this means you are accepting it and the insurance policy will not cover the transport damages you will want to claim. Therefore once the delivery document is signed, we will not accept any responsibility for the transport damages and we will not be able to exchange the product or provide a refund.
- Our Terms & Conditions state you must check the product for any damage before accepting the delivery. If damaged, the driver must return it to sender! We cannot assist with damaged items once the driver leaves the site. This applies to Stalwart products. (Reference: DA-). Please Ensure all items ordered fit through entrance doorways and that you have adequate electrical or gas connections available for fitting your appliances. Any cancellations once the goods have been processed from our warehouse will incur a restocking fee.
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