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Jarvis

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Hi there, I'm Jarvis! I see you're looking at the Commercial Manual Fill Water Boiler | Energy Saving Hot Water Dispenser | 30L Capacity | Buffalo CU548. How can I help you with the technical specs or suitability for your business today?

Jarvis is an AI assistant and may occasionally provide incorrect details. To ensure your equipment fits and functions perfectly, we recommend verifying all critical specifications-including dimensions, power requirements, and compatibility-with our expert sales team prior to purchase.For orders or stock, call 0333 355 0535

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Buffalo In Stock

Commercial Manual Fill Water Boiler | Energy Saving Hot Water Dispenser | 30L Capacity | Buffalo CU548

SKU: CU548
£267.68 / exc vat
£321.22/ inc vat
  • Double-Wall Insulation
  • Concealed Heating Element
  • 30-Litre Capacity
  • Adjustable Temperature Dial

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Features Overview Specifications Case Study Reviews Installation Buying Guide FAQ

Product Overview

Looking for a fuss-free way to keep the hot water flowing without complicated plumbing or a hefty price tag? Meet the Buffalo CU548, a robust and  incredibly efficient commercial manual fill water boiler. It’s designed from the ground up for busy spots like community halls, mobile catering vans, and  staff rooms where you need boiling water on tap, ready for that perfect cuppa or a quick pot of soup.

This isn't just any hot water urn. Its clever double-walled, insulated stainless steel body is the star of the show, slashing energy use by up to 60% compared to standard models. That means it not only gets up to temperature quickly but stays hot for longer, saving you a significant amount on your electricity bills. With a generous 30-litre capacity and  user-friendly controls, it’s built to handle the busiest brew rounds with ease.

If you value simplicity, efficiency, and  solid performance, the Buffalo CU548 is a smart investment. It’s a workhorse that practically pays for itself in energy savings, letting you focus on serving your customers and  colleagues, not on your utility costs. It's the dependable, cost-effective solution your establishment has been waiting for.

Key Features and  Benefits

  • Double-Wall Insulation: Keeps water hotter for much longer, slashing your energy usage.
  • Concealed Heating Element: Makes cleaning and  descaling a breeze, with no awkward bits to scrub.
  • 30-Litre Capacity: Serves a crowd without constant refilling during peak times.
  • Adjustable Temperature Dial: Gives you total control, from warm water to a full rolling boil (30°C-100°C).
  • External Thermal Reset: Protects the boiler from damage if it's accidentally switched on empty.
  • Heavy-Duty Construction: Built with stainless steel to withstand the knocks of a busy commercial kitchen.
  • Non-Slip Feet: Ensures the boiler stays securely on the countertop for added safety.
  • Energy-Saving Design: Uses up to 60% less power, saving a typical business hundreds of pounds a year.

Technical Specifications

  • Brand: Buffalo
  • SKU: CU548
  • Capacity: 30Ltr
  • Dimensions: 585(H) x 490(W) x 490(D) mm
  • Power: 2.6kW, 230-240V (13A Plug Supplied)
  • Weight: 8.6kg
  • Temperature Range: 30°C to 100°C
  • Material: Stainless Steel & Plastic
  • Colour: Silver
  • Tap Height: 140mm
  • Control: Manual Dial

Expert Review and  Insights

The Buffalo CU548 is a real workhorse that champions efficiency. In a market full of complex gadgets, its straightforward, robust design is a breath of fresh air. The energy savings from the double-wall insulation are genuinely impressive and  offer a tangible return on investment for any small to medium-sized business. It’s a solid, no-nonsense piece of kit.

Oliver Bennett – Catering Equipment Expert View Profile →

  • Pro: The energy efficiency is top-notch; it noticeably reduces running costs.
  • Con: Being a manual fill, it can be cumbersome to refill during a frantic service rush.

Case Study: Real Business, Real Results

The Old Mill Café in Shrewsbury, a bustling spot popular with locals and  tourists, needed to replace its ageing, inefficient water urn that was struggling to keep up with demand and  costing a fortune to run.

"Our old boiler was constantly being refilled and  we could almost see the electricity meter spinning! The Buffalo CU548 changed all that. It holds enough for our busiest spells, and  our electricity bill has noticeably dropped. It's just simple, reliable, and  does exactly what it needs to do."

Robert Evans – Owner, The Old Mill Café

Since the switch, the café has reduced its energy consumption for hot water by an estimated 50% and  completely eliminated customer waits during the morning rush.

Installation and  Maintenance Guide

Setting It Up

  • Always place the boiler on a flat, level, and  water-resistant surface.
  • Ensure it's positioned near a suitable 13A socket, avoiding the use of extension cords.
  • Before first use, fill with fresh water, boil, and  discard the water to clean the interior.
  • Crucially, always fill with water *before* switching the power on to prevent boiling dry.

Keeping It Going

  • Descale the boiler regularly. The frequency will depend on the water hardness in your area.
  • To clean the exterior, simply wipe with a soft, damp cloth. Avoid abrasive scourers.
  • Regularly check the dispensing tap for any signs of leaks or damage.
  • If the thermal cut-out trips, switch the unit off, allow it to cool, and  press the external reset button on the base.

Buying Guide: Choosing the Right Water Boiler

Not sure which water boiler is the perfect fit for your business? Here are a few key things to consider.

Capacity vs. Demand

Think about your busiest hour. A 30-litre model like this is great for steady demand, but a large, bustling café might need a bigger, plumbed-in unit to avoid refill downtime.

Manual vs. Plumbed-In

A manual fill catering water boiler offers fantastic flexibility—you can place it anywhere with a plug. Plumbed-in models offer endless supply but require installation and  a fixed location.

Power & Speed

A higher kW rating generally means a faster initial heat-up time. This 2.6kW model offers a great balance between speed and  standard 13A plug-and-play convenience.

Energy Efficiency

Don't just look at the purchase price. An energy-efficient model with good insulation, like this one, will save you far more money on your electricity bills in the long run.

Build Quality & Materials

Look for stainless steel construction for durability and  ease of cleaning. A robust, non-drip tap is also essential for any commercial environment.

See all Electric Water Boilers

Frequently Asked Questions

Q: How long does it take for the 30 litre water boiler to boil from cold?

A: A full 30-litre tank will typically take around 60-70 minutes to reach boiling point from cold, depending on the starting temperature of the water.

Q: Is the outside of the unit safe to touch when it's on?

A: Thanks to the double-wall insulation, the outer casing remains significantly cooler than a single-walled urn, but it will still get warm. Always use the handles to move it.

Q: How do I know when it needs descaling?

A: A build-up of limescale may cause the boiler to become noisier or take longer to heat up. We recommend descaling every 1-3 months in hard water areas.

Q: What does the external thermal reset button do?

A: It's a safety feature. If the boiler is accidentally switched on without water, the thermal cut-out will trip to prevent damage. This button allows you to easily reset it once it has cooled down.

Q: Can I set it to a temperature lower than boiling?

A: Yes, the adjustable dial allows you to set and  hold the water temperature anywhere between 30°C and  100°C, perfect for specialist teas or other uses.

Q: Is the lid removable for easy filling?

A: Yes, the lid is fully removable and  features a locking mechanism to secure it in place during operation for safety.

Q: Is this commercial manual fill water boiler easy to clean?

A: Absolutely. The stainless steel construction and  concealed heating element make both wiping down the outside and  descaling the inside very straightforward.

Q: What is the height of the tap from the base?

A: The tap is positioned 140mm from the work surface, allowing plenty of room for most standard mugs and  cups to be filled easily.

What Customers Are Saying

"An absolutely brilliant piece of kit for our scout hut. It's safe, easy for the volunteers to use, and  holds plenty of water for our fundraising events. The energy saving is a fantastic bonus for our charity."

Sarah Jenkins – Group Scout Leader, Bristol

"This 30 litre water boiler is a workhorse. It heats up quickly and  the insulated body really does keep the water hot. My only tiny gripe is it's quite heavy to carry to the sink for a refill when you're in a hurry."

Michael Davies – Bistro Owner, Cardiff

"We use this in our office kitchenette and  it's been fantastic. So much better than constantly boiling a kettle. It's surprisingly quiet and  the dial is great for getting the right temperature for green tea."

Chloe Williams – Office Manager, Manchester

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The Buffalo Promise: Reliability That Pays for Itself

Beyond the impressive specifications lies the core value of the Buffalo brand: straightforward, dependable equipment built for the real world of commercial catering. The CU548 isn't loaded with unnecessary features; instead, every component is designed for durability and  performance. This focus on fundamentals means fewer things to go wrong, reduced maintenance headaches, and  a longer operational life. The true benefit of this commercial hot water urn isn't just the immediate convenience, but the long-term financial sense it makes. The significant energy savings mean the boiler actively contributes to lowering your overheads, effectively paying for itself over time. For any business where hot water is a necessity, investing in a Buffalo boiler is an investment in consistency, reliability, and  a healthier bottom line.

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How Double-Wall Insulation Slashes Your Energy Bills

Ever wondered how a simple thermos flask keeps your coffee piping hot for hours? This commercial hot water urn uses the exact same principle. It has an inner stainless steel wall that holds the hot water, and  a separate outer wall. In between the two is a layer of insulation, just like the vacuum in a flask.

This design is brilliant because it traps heat, preventing it from escaping into the kitchen. The result? The water stays at the target temperature for much, much longer. This means the heating element only needs to kick in occasionally to top up the heat, rather than running constantly. It’s this simple bit of physics that turns the Buffalo CU548 into an energy saving hot water dispenser, directly cutting your electricity costs day in, day out.

Who Should Buy This?

  • Mobile Caterers & Food Stalls: An essential for event catering, offering reliable hot water without needing a mains connection.
  • Community Centres & Village Halls: Perfect for serving dozens of teas and  coffees at meetings, clubs, and  local events.
  • Construction Site Offices: A tough and  dependable solution for keeping the entire site team supplied with hot drinks all day.
  • Small B&Bs and  Guesthouses: A cost-effective way to manage the breakfast rush and  offer guests hot drinks on demand.
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Order your Buffalo CU548 Water Boiler today and  start benefiting from lower energy bills and  hot water on demand instantly!

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