Metal detector: types and how to avoid theft in your business 2026

David Hansen
Metal detector: types and how to avoid theft in your business - grandgoldman.com
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Commerce in Spain loses 1,800 million euros a year due totheft and fraud, which represents 0.8% of its sales, according to data from the AECOC business association. Therefore, investing in a good alarm system is the best guarantee that thieves will not even try.

Thepetty theft, if they happenon a regular basisand continued, they can make a big hole in your business. In the same way as a larger theft. Therefore, protecting your business is an investment in security and peace of mind.


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El deterrentof thealarm systemsis beyond any doubt. In addition, video surveillance systems and CCTV closed circuits, as well as metal detectors will be your allies to prevent robberies and thefts from taking a toll on your business accounts.

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A poorly protected business is an easy target for robbery and that makes it a vulnerable establishment. Therefore, we tell you belowall about metal detectorsand why are they a essential element to keep thieves at bay.

A metal detector to stop thieves

The little onesshoplifting and business theft, also known asant robberies, pose a significant problem for businesses, given their potential to damage the business, since in many cases it represents the highest percentage of losses for a retail store.

Therefore, the first thing is to invest in a good alarm system y anti-theft systems that they manage to detect these small thefts that, together, represent a great blow to the business. However, thieves may try to avoid them through bags or metal containers.

The reality is that, in parallel with the proliferation of anti-theft systems in retail stores, there has been aimprovement of robbery techniquesthat criminals use, precisely to avoid these security systems.

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Specifically, the use of metals as an aluminum-lined bag allows the operation and alarm of the arcs to be inhibited. anti-theft security . Therefore, nowadays, a metal detector is an additional guarantee to catch thieves.

Furthermore, the metal detectors They are easily integrated into anti-theft systems such as arcs or antennas.

How they work and types of metal detectors

A metal detector is nothing more than aelectronic devicewhich enables the detection of metallic objects using electromagnetic impulses.

There are numerous types of detectors depending on its size, functionality and technology used.

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It must be taken into account that a metal detector It is a device with multiple applications , from military, scientific and industrial objectives and, of course, with numerous uses to improve the security of airports, stations and also stores.

All metal detectors have coils that locate metals and areconnected to a control boxwhich contains the electronic circuit and the rest of the functionalities, depending on whether they are integrated into other security systems.

But ¿ What types of metal detectors exist?What are the characteristics that differentiate some metal detectors from others?

low frequency

They allow you to reach depth in exchange for limit sensitivity . They are usually used for searching in the field for deep materials and metals.

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Multifrequency

When using various frequencies at the same time it allows improving its operation and stability.

Radiofrequency

The transmitter and receiver coils are placed perpendicular to each other and with a distance between 70 cm and 10 meters. They allow detecting metals at great depth .

Pulse induction

This metal detector is not influenced by ground mineralization and is used to underwater searches or beaches.

Frequency knock oscillator

Its technology is similar to that used in low frequency metal detectors, but does not have the ability to discriminate , so it is more prone to making mistakes and causing interference.

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Hand

It is a type of portable detector Widely used by police and security forces to detect weapons or pistols.

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Metal detection arches allow inspect and monitor de precise way all types of element and products to ensure that they are free of metal particles.

Indeed, as you have probably already guessed, arc metal detectors are whatthe better they will adapt to your businessIf what you are looking for is to avoid those thefts that have aluminum-lined bags or jackets to try to evade the usual controls of anti-theft systems.

Therefore, beforepurchase a metal detectorThe first thing is to be clear about its use and what type of metal detector adapts to the needs of your business.

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An RF metal detector in a clothing store or a hand-held metal detector will be of little use to you if you don't have someone to do checks at the exit of your business.

It is advisable to install an arc metal detection system that detects a high amount of aluminum estimated to be suspicious and that alert with light or sound of the presence of an aluminum bag.

Other tips to avoid theft in your business

In addition to installing security measures such as metal detectors, anti-theft systems and video surveillance systems, it is important to accompany all these systems with a store or business organization intended to prevent theft.

Thus, it is important to train andinstruct employeesof the importance of monitoring the room, learning to identify the most common theft practices, keeping the most attractive products in the most visible areas and paying attention to defenseless points.

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En Yoigo Alarms , we help you protect your business with our alarm system. Enter our website or call us at 900 822 500 and let us inform you of everything.

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David Hansen

Author

David Hansen

An engineer, author and high-tech enthusiast whose passion has been evolving for 12 years. After contributing to numerous online publications, David shares his experiences and discoveries on Grand Goldman. He focuses on Smart Homes, Connected Devices, and how they will improve our lives and society in the future.


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