A burglary at home is upsetting. A break-in at your business can also mean a week’s takings gone, stock to replace, glass to repair and customers drifting to the competition in the meantime. That’s why more and more shops, bars, offices and small warehouses on the Costa Blanca ask us how best to protect their premises.
In this guide we explain how to choose a business alarm system in Spain sensibly: what’s different from a home, which detectors make sense for each type of premises, when it’s worth connecting to an alarm receiving centre, and what to bear in mind if you also install cameras where staff work. It’s all based on what we see every day installing systems in Benidorm, Altea, Calpe, Finestrat and La Nucia.
Why a business isn’t protected like a home
The equipment may be similar, but the approach changes quite a lot:
- Fixed, predictable hours: anyone walking past knows when you close, which makes it easier to plan a break-in.
- Shop windows and shutters at street level: the front is the most exposed part, and in many premises glass and shutters are the weak point.
- Several people with access: staff, managers, cleaners, delivery drivers. You need to know who arms and disarms the system, and when.
- Specific assets to protect: the till, the stockroom, IT equipment, seasonal stock, machinery.
- The cost of disruption: on top of what’s stolen, there are days closed and repairs.
So when we survey premises, we don’t just look at how someone could get in, but also at how the business runs day to day.
What kind of business do you have?
High-street shops
Clothes shops, opticians, electronics stores, tobacconists or bakeries. The priority is protecting the window, door and shutter, plus indoor detection in the shop floor and back room. Glass-break detectors and contacts on shutters or doors help detect an attempt before the intruder is inside.
Bars and restaurants
They often have a terrace, several doors (front, kitchen, storeroom) and close very late. We pay particular attention to the back entrance and storeroom, the till area and cigarette or gaming machines, which are common targets.
Offices and practices
Accountants, estate agents, clinics or studios. Here the concern is both stolen equipment and information. Alongside detection, it’s useful to track who arms and disarms the system with individual users.
Warehouses and industrial units
Lots of space, high ceilings, bulky stock and often a location on an industrial estate that’s deserted at night. Here outdoor perimeter protection and image verification make a lot of sense, so you’re not relying only on what happens inside.
The building blocks of a good business alarm
Detection at entry points
Magnetic contacts on doors, shutters and accessible windows. They’re the first line of defence, alerting you as soon as someone opens or forces an entry point.
Indoor detection with verification
Motion detectors on the shop floor, back room and offices. If they include a camera for photo verification, images are sent when the alarm is triggered, so you can confirm what’s happening within seconds. For a business, this avoids many unnecessary calls and middle-of-the-night trips.
Glass-break detection
In premises with large windows, a glass-break detector can raise the alarm as soon as the glass is smashed, even before anyone gets in.
Indoor and outdoor sirens
A siren deters and alerts neighbours. A clearly visible outdoor siren is also a strong deterrent in busy commercial streets.
Panic or SOS button
In businesses that serve the public and handle cash, a discreet panic button lets staff call for help without drawing attention.
Backup communications
A good system doesn’t depend only on the shop’s router. It should have several communication channels (for example a wired connection plus a SIM card) and a backup battery in case the power is cut.
Monitored alarms: connecting to a receiving centre
For a business, connecting to an alarm receiving centre (known in Spain as a CRA) often makes even more sense than at home: the premises are empty every night and weekend, and the owner can’t always answer the phone at four in the morning.
It’s worth knowing how this works under Spanish law. Monitoring is provided by an authorised private security company, under the Private Security Act (Ley 5/2014) and Order INT/316/2011. When the alarm goes off, the centre follows the protocol agreed with you, and before notifying the police the alarm must be verified (for example through several detections, images or audio). That’s why photo verification is so valuable for commercial premises.
Are some businesses legally required to have security measures?
Yes. Private security regulations require certain establishments (such as banks, jewellers or petrol stations, among others) to have specific measures. For most shops, bars and offices, an alarm is voluntary, although insurers often recommend or require one. If your business is in a regulated sector, check the specific requirements before installing.

Cameras at your business: what you need to know
Many clients combine an alarm with CCTV. It’s a good idea, as long as you comply with data protection law (GDPR and the Spanish LOPDGDD):
- A visible information sign at the entrance stating the area is under CCTV and who is responsible.
- No recording of the public street beyond what’s essential to protect the entrance.
- Keep footage for one month at most, unless it’s needed for an incident.
- Inform your staff that there are cameras and what they’re used for, as required by Article 89 of the LOPDGDD. Cameras are never allowed in changing rooms, toilets or rest areas.
For more on choosing and positioning cameras, see our guide to security cameras in Spain; it’s written for homes, but most of the principles apply.
Day-to-day management: users, schedules and alerts
A business alarm nobody knows how to use ends up switched off. That’s why we take time to configure it properly:
- One user per person: so you know who armed or disarmed the system and when.
- Different permissions: the manager can have full access while the cleaner can only disarm during their time slot.
- Useful alerts: for example, a notification if nobody has armed the alarm by closing time.
- Separate zones: in some premises it makes sense to arm the stockroom while the shop is open.
Seasonal businesses: when the premises close for months
Many businesses on the Costa Blanca work mainly in high season: beach bars, ice-cream parlours, beach shops, bike hire or restaurants that close part of the winter. During those months the premises are empty, shutters down, with nobody passing by to check. That’s exactly when we see most break-in attempts.
In these cases we recommend three things:
- Monitoring by a receiving centre or, at the very least, alerts to several people’s phones, so someone can always react.
- Technical detectors for flooding or smoke, because a water leak in premises closed for weeks can cost more than a burglary.
- Image verification, so you can check from your phone whether an alert is genuine without having to go there.
It’s very similar to protecting a holiday home, which we cover in our guide on choosing a home alarm system in Spain.
Protecting the till and cash
Card payments keep growing, but many businesses still handle cash, especially in hospitality and local shops. Alongside the alarm, a few habits help:
- Don’t leave cash on the premises overnight or, if you must, keep it in a well-anchored safe covered by a detector.
- Leave the till open and empty at closing time, so it’s not worth forcing.
- Cover the till area with a camera detector, so any intrusion there is recorded.
- Keep a panic button within staff’s reach during opening hours.
Common mistakes with business alarms
- A single code shared by all staff, never changed even when someone leaves.
- Leaving the shutter or storeroom door unprotected because “nobody comes in that way”.
- Detectors pointing at illuminated signs, fans or cold rooms, causing false alarms.
- Relying only on the shop’s wifi as the communication channel.
- Not reviewing the system after a refit or layout change.
Your alarm and your insurance
Business insurance policies in Spain often include specific conditions on security. Some insurers ask for an alarm for certain types of premises or stock levels, others offer better terms if the alarm is monitored, and many will ask after a claim whether the system was armed and working. Before choosing your system, it’s worth:
- Checking your policy for any security requirements (alarm, monitoring, shutters, safe).
- Keeping the event history the app records: it shows when the system was armed and what happened.
- Telling your insurer when you install or upgrade an alarm, in case it affects your premium or cover.
We can’t advise on insurance itself, but we can make sure the system we install fits what your policy asks for, and give you the technical documentation your insurer may request.
How much does it cost to protect a business?
It depends on the size of the premises, the number of entry points, and whether you want image verification, cameras or monitoring. As a rough guide, a small shop with one door and a window is a completely different job from a warehouse with several entrances and an outdoor perimeter. The best approach is a survey: we see the premises and how you work, and give you an accurate quote with no tie-in contract.
How we work with businesses at SystemDe
- A visit to your premises at a time that suits you, so we don’t disrupt your business.
- A clear proposal, with every device explained and nothing unnecessary.
- Wireless installation with no building work, outside opening hours if you need.
- User setup and training for you and your team.
We work with AJAX equipment, which lets you manage the alarm, cameras and panic buttons from one app. Find out more on our alarm systems page.

Frequently asked questions about business alarms in Spain
Is an alarm compulsory for commercial premises?
For most shops, bars and offices it isn’t, although many insurers value or require it. Certain sectors do have specific obligations under private security regulations.
Can I install cameras to monitor my staff?
The law allows CCTV in the workplace within limits: staff must be informed in advance, it must serve a legitimate purpose, and cameras are never allowed in rest areas, changing rooms or toilets.
What happens if the power is cut?
A good-quality hub has a backup battery and several communication channels, so it keeps working and sending alerts even if the supply is cut.
Can I arm just part of the premises?
Yes. Separate zones can be set up, for example to protect the stockroom or an office while the shop is open.
Can the alarm warn me if nobody arms it at closing time?
Yes. Alerts can be set so you get a notification if the system is still disarmed after a certain time.
Can I manage my business alarm from my phone?
Yes. From the app you can arm and disarm, see who did it and when, receive alerts and, with camera detectors or CCTV, check images. It’s especially handy if you have more than one site.
If I move premises, can I take the alarm with me?
Because it’s wireless, in most cases it can be removed and reinstalled in the new premises, with the configuration adapted to the new layout.
Protect your business without the hassle
The right business alarm isn’t the one with the most devices; it’s the one that fits how your premises work, that your team actually uses every day, and that reacts properly when something happens at night or during the off-season. That’s what we aim for in every installation, whether it’s a small shop in Altea old town or a warehouse on an industrial estate.
If you run a shop, bar, office or warehouse on the Costa Blanca, we’ll help you choose the protection you really need, with AJAX equipment, no building work and no tie-in contract. Request your no-obligation quote and we’ll come and see your premises.

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