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Jarvis

Catering Specialist
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Hi there, I'm Jarvis! I see you're looking at the Commercial Automatic Water Boiler | Slimline Hot Water Dispenser | 13 Litres Capacity | Instanta SureFlow SL13 CTS13SL. 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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Instanta In Stock

Commercial Automatic Water Boiler | Slimline Hot Water Dispenser | 13 Litres Capacity | Instanta SureFlow SL13 CTS13SL

SKU: SL13
£639.99 / exc vat
£767.99/ inc vat
  • Slimline Design
  • Automatic Fill
  • 13-Litre Rapid Draw-Off
  • Over-fill & Limescale Protection

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Features Overview Specifications Case Study Reviews Installation Buying Guide FAQ

Product Overview

Finding a spot for essential kit in a cramped kitchen can feel like a game of Tetris, can't it? Well, this Instanta slimline automatic water boiler is the long, thin piece you've been waiting for. Designed to deliver an impressive 13 litres of piping hot water on demand, its slender profile means it can tuck neatly onto almost any countertop without hogging precious workspace. It's the perfect brew-making partner for bustling cafes, busy office canteens, and  anywhere else that can't afford to wait for a kettle to boil.

This isn't just about saving space, though. The SureFlow is a proper workhorse, built from high-grade stainless steel and  packed with clever features that make your life easier. It automatically refills itself, so you're never caught short during a rush. Smart diagnostics on the clear LCD screen let you know what's going on, and  built-in protection against boil-dry and  limescale means it's designed to last. It’s a true fit-and-forget solution for instant hot water.

Ultimately, this Instanta hot water dispenser is for any business that values efficiency and  reliability. It frees up your team from constantly filling and  waiting for kettles, reduces countertop clutter, and  delivers a consistent, professional service. It's the quiet, dependable team member you'll soon wonder how you ever managed without, ensuring the tea and  coffee never stops flowing.

Key Features and  Benefits

  • Slimline Design: Fits perfectly on narrow countertops, saving valuable workspace.
  • Automatic Fill: Provides a constant supply of hot water with no manual refilling.
  • 13-Litre Rapid Draw-Off: Serve a whole queue of customers without any waiting around.
  • Over-fill & Limescale Protection: Actively fights scale build-up, extending the machine's life.
  • LCD Diagnostic Display: Gives you simple, at-a-glance status updates and  alerts.
  • Long-Life Incoloy Element: A seriously durable heating element built for heavy commercial use.
  • Generous Tap Clearance: Easily fill up tall pots, jugs, and  large mugs with no fuss.
  • Electronic Temperature Control: Keeps water at a steady 96°C for the perfect brew every time.

Technical Specifications

  • Brand: Instanta
  • SKU: SL13
  • Power: 3kW / 13 Amp Single Phase
  • Voltage: 230V
  • Dimensions: 738(H) x 180(W) x 520(D) mm
  • Capacity: 13 Litres
  • Weight: 13.4kg
  • Temperature Range: 96°C (Constant)
  • Colour: Silver
  • Controls: Electronic with LCD display
  • Water Connection: Plumbed-in (Automatic Fill)

Expert Review and  Insights

The Instanta SL13 really understands the modern British commercial kitchen – space is tight, and  reliability is everything. It’s not flashy, but its performance is rock-solid. The slim footprint is a massive plus, and  the built-in diagnostics offer peace of mind that you just don't get with more basic models. It’s a top-tier choice for any professional setup.

Oliver Bennett – Catering Equipment Expert View Profile →

  • Pros: Its incredibly narrow build fits into spaces other boilers won't.
  • Cons: The 13-litre capacity might be stretched in exceptionally high-volume locations.

Case Study: Real Business, Real Results

The team at 'The Potter's Wheel Bistro' in York were struggling with their outdated manual-fill boiler, which was slow and  constantly running out during their busy lunch service. They upgraded to the Instanta SL13 to get a continuous, plumbed-in supply without sacrificing their limited counter space.

"It's been brilliant. We've tucked it away on a narrow bit of counter we couldn't use for anything else. The constant hot water has completely streamlined our drinks service; there's no more shouting 'has anyone filled the boiler?' across the kitchen!"

Robert Davies – Head Chef

The bistro has seen a measurable improvement, reducing the average customer wait time for hot drinks by over 40% during peak hours.

Installation and  Maintenance Guide

Setting It Up

  • Ensure you have a mains water supply and  a standard 13-amp socket within 1 metre of the location.
  • This unit must be professionally installed by a qualified plumber to connect to the mains water supply.
  • Place the boiler on a flat, level countertop that can comfortably support its full weight (around 27kg when full).
  • Remember to position the included drip tray directly underneath the tap to catch any stray drips.

Keeping It Going

  • Wipe down the stainless steel exterior daily with a soft, damp cloth to keep it looking pristine.
  • Empty and  clean the drip tray at the end of each day to prevent water spots and  build-up.
  • This boiler has excellent limescale protection, but in very hard water areas, follow the machine's descaling alerts.
  • Check the LCD display periodically for any diagnostic messages to catch potential issues early.

Buying Guide: Choosing the Right Water Boiler

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

Capacity vs. Demand

Think about your busiest hour. A 13-litre rapid draw-off is great for a steady stream of customers, but a huge stadium might need a larger model. Match the capacity to your peak demand.

Measure Your Space

Counter space is gold dust. Before you buy, measure the exact spot you have in mind. A commercial slimline water boiler like this one is perfect for tight spots.

Plumbed-In vs. Manual Fill

Automatic fill (plumbed-in) models provide endless hot water but need a mains connection. Manual fill is more portable but requires a staff member to top it up.

Ease of Maintenance

Look for features that make your life easier, like stainless steel bodies, built-in filtration, and  self-diagnostic systems. They can save you a fortune in the long run.

Build Quality

A commercial boiler works hard. A robust, stainless steel construction and  a heavy-duty tap are signs of a machine that's built to last in a demanding environment.

See all Auto Fill Water Boilers

Frequently Asked Questions

Q: Does this water boiler need to be plumbed into the mains?

A: Yes, this is an automatic fill boiler, so it requires a connection to your mains water supply for it to work. We always recommend using a qualified plumber for installation.

Q: Can I adjust the water temperature?

A: This model is designed for optimal brewing and  has a fixed electronic control that keeps the water at a constant temperature of around 96°C.

Q: How many cups of tea or coffee can I get from it at once?

A: The 13-litre rapid draw-off capacity can provide approximately 50-60 cups of hot water before it needs a moment to recover, making it ideal for serving large groups quickly.

Q: What is the main body of the boiler made from?

A: It's constructed from high-grade stainless steel, which is durable, hygienic, and  very easy to keep clean in a commercial setting.

Q: What does the LCD screen show?

A: The LCD screen provides a basic fault self-diagnosis, giving you simple status updates and  alerting you to any potential issues with the machine's operation.

Q: Is the drip tray included with the unit?

A: Yes, a matching stainless steel drip-tray is included right in the box, so you're ready to go.

Q: What is 'boil dry protection'?

A: It’s a safety feature that automatically shuts off the heating element if the machine detects there's no water inside, preventing damage to the unit.

Q: Is this a countertop automatic water boiler?

A: Absolutely. Its slimline design is specifically intended for countertop placement, saving you precious floor and  work space.

What Customers Are Saying

"An absolute workhorse. We've had it running non-stop for months in our staff room and  it hasn't missed a beat. The slim design is a real space-saver."

Sarah Jenkins – Office Manager, Manchester

"Great bit of kit for our village hall kitchen. Heats up fast and  the draw-off is plenty for making teas for our weekly meetings. Very happy with it."

Brian Thompson – Community Centre Volunteer, Cardiff

"Does exactly what it says on the tin. Reliable, easy to clean, and  provides water at the perfect temperature for tea. A solid investment for our café."

Chloe Wilson – Café Owner, Edinburgh

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The Instanta Promise: Reliability on Tap

When you invest in an Instanta, you're buying more than just a box that heats water; you're investing in decades of British engineering focused on one thing: reliability. This isn't a machine designed to be replaced in a couple of years. From the long-life incoloy heating element to the smart over-fill protection that actively combats limescale, every component is chosen for durability. This focus on robust, no-nonsense construction means fewer breakdowns, lower maintenance costs, and  the peace of mind that comes from knowing your hot water supply won't let you down during the busiest service of the year. For a business, that consistency is invaluable. The Instanta SureFlow SL13 isn't just equipment; it's a dependable part of your daily operation, quietly working away to ensure your service is always seamless.

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How Smart Diagnostics Protect Your Investment

Ever had a machine break down and  had no idea why? The 'Basic Fault Self-Diagnosis' on this Instanta automatic fill boiler is designed to prevent that headache. Think of it like the diagnostic port in your car. Instead of just stopping, the machine uses its LCD screen to give you a simple code or message, pointing you in the right direction. It can tell you if there's a water supply issue or if a component needs attention. This means a service engineer can often diagnose the problem over the phone, or arrive with the right part first time, saving you costly downtime and  call-out fees. It’s a simple feature that makes a massive difference to keeping your business running smoothly.

Who Should Buy This?

  • Busy Town Centre Cafés: Keep the Americanos and  pots of tea flowing without delay, even during the morning rush.
  • Modern Office Breakrooms: A sleek, efficient upgrade from the kettle that serves the whole team instantly.
  • Community Halls & Event Spaces: Provides reliable, high-capacity hot water for functions, meetings, and  community gatherings.
  • Guest Houses & B&Bs: Ideal for self-service breakfast areas, offering guests instant hot drinks at their convenience.
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Stop waiting for the kettle to boil and  streamline your service. Order your Instanta SureFlow SL13 Commercial Automatic Water Boiler today for immediate dispatch!

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