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Induction hob: “Flex” zones and “Boost” function, what does it really change on a daily basis?

  • Writer: Servicadet
    Servicadet
  • Sep 16, 2025
  • 2 min read

Induction hobs have evolved considerably in recent years. If you cook often, are short on time in the evening, or simply appreciate modern convenience, two features deserve your attention: Flex zones and the Boost function .


These technologies aren't just marketing gimmicks. They truly transform the way you cook, offering greater freedom, speed, and precision. Here's what you need to know, without the technical jargon.



The “Flex” zones: a freer and more intuitive kitchen

Traditionally, an induction hob is divided into fixed circular cooking zones. One pan = one zone. Simple, but sometimes limiting. With a Flex zone , two zones can be combined to form one large rectangular surface. The hob automatically detects the position and size of the pan.


What this changes in practical terms:

In practice, this offers a very appreciable degree of flexibility:

  • You can use large containers : fish kettle, oval casserole dish, grill plate, teppanyaki.

  • You no longer need to perfectly align your saucepans.

  • The heat is distributed evenly , even on large dishes.


Some hobs go even further and allow you to move a pan onto the Flex zone without interrupting the cooking process. The temperature adjusts automatically.


👉 Result: a more natural, smoother, more modern cooking process.

Depending on the brand, this technology may have different names: FlexInduction , Bridge , Flex Zone , etc.


The “Boost” function: speed when you need it

The Boost function allows you to temporarily increase the power of a burner.

In practical terms, the plate concentrates more energy to accelerate heating.


In real life, it's useful for:

  • Boil water very quickly

  • Sear meat

  • Heat a pan in seconds

  • Save time on daily cooking


On some hobs, a liter of water can reach boiling point in less than two minutes. Technically, the hob momentarily borrows power from another burner, but the user only perceives one thing: it heats up much faster .


👉 Ideal for busy evenings or quick cooking.


Keeping you warm: discreet yet precious comfort

Often underestimated, the keep-warm function is nevertheless extremely practical. It allows you to keep a dish at a stable temperature without recooking it.


Perfect for:

  • Delicate sauces

  • Soups

  • Trimmings

  • Dishes awaiting service


👉 No more sauces sticking or dishes drying out while you finish cooking.


Utensil compatibility: the simple test

An induction hob requires cookware with a ferromagnetic base.

The test is quick and foolproof:


👉 If a magnet sticks to the bottom, it's compatible.


This applies to the majority of modern pans, but some older models made of pure aluminum or copper will not work.


Safety and thermal comfort: a real advantage

Induction heats the container directly , not the glass surface.


Positive consequences:

  • The hob heats up less than gas or ceramic hobs.

  • Rapid cooling after cooking

  • Reduced risk of burns

  • No container = no heating


👉 A technology that is particularly appreciated in family or open-plan kitchens.


Energy consumption: efficiency and savings

Induction is one of the most efficient cooking systems:

  • Minimal energy loss

  • Heats up quickly

  • Precise power adjustment


👉 You consume less electricity for a faster result.


Visit our store and discover the induction hob that suits your kitchen and your habits.

 
 
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