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22 December 2025
Across Europe, millions of homes are still protected by security systems installed years – sometimes decades – ago. These systems are reliable, but most of them were designed for a different era: with no remote access, no real-time notifications and no connection to modern monitoring services.
Replacing an entire security infrastructure can be costly, disruptive and unnecessary. Instead, modern communicators are redefining how homes can be upgraded – extending the life of existing installations while unlocking today’s connected security experience.
At the centre of this evolution is the Teltonika communicator, a compact yet powerful device that connects an existing alarm system to mobile networks, monitoring stations and smartphones – securely, reliably and with no additional effort required from the homeowner.
The Communicator as the Heart of Modern Security
A communicator does exactly what its name suggests – it enables communication. Installed between the alarm control panel and external services, it allows even older systems to report events, send alerts and be managed remotely.
As Paulius Grubas, Head of R&D (Hardware Design), explains:
“The communicator creates a direct connection between the alarm system, the user and security services. Even a very old system can start reporting alarms, sending notifications and providing peace of mind the moment a communicator is installed.”
Instead of relying solely on a local siren, homeowners receive immediate information – whether via app notifications, SMS or professional monitoring services. This shift from local-only alerts to connected security significantly improves response time and user confidence.
One Device, Many Systems
One of the key strengths of Teltonika communicators is their ability to work with a wide range of alarm systems. They can be connected to many existing wired installations and, depending on system compatibility, deliver different levels of information – from basic alarm signals to detailed event data.
“Technically, a communicator can be connected to almost any system. The difference lies in how much information the system can share,” says Grubas.“With more modern panels, users can see zones, arm or disarm the system, bypass/unbypass zones remotely and receive detailed alerts.”
This flexibility makes the communicator a practical upgrade path for households that want modern functionality without unnecessary replacement of working hardware.
Built-In eSIM and Long-Term Connectivity
Reliable connectivity is critical for any modern security system – and Teltonika approaches this with flexibility and long-term scalability in mind. The communicator range includes two variants, allowing installers and homeowners to choose the most suitable connectivity model.
One version, GSV0G, is designed for use with a user’s own SIM card. The second version, GSV1PGE, features an integrated eSIM, while still retaining the option to use a personal SIM card if required.
The eSIM-enabled model comes with a prepaid mobile connectivity plan lasting up to 10 years. There are no monthly fees, no contracts and no bills from mobile network operators – once installed, the device remains connected for the long term.
“You install it, and it simply works,” says Paulius Grubas. “With the eSIM version, the device stays connected for up to ten years without any extra cost for the user.”
At present, the integrated eSIM solution is optimised to operate across European markets, providing reliable multi-network coverage. At the same time, Teltonika works closely with local distributors and mobile network partners in other regions, enabling the use of locally provided eSIM solutions.
Through cooperation with regional partners and operators, locally issued eSIMs can be integrated into Teltonika devices, allowing communicator models based on eSIM connectivity to be deployed well beyond Europe.
The communicator supports 2G and 4G technologies, ensuring dependable operation, compatibility with existing infrastructure and long-term network availability across different regions.
Whether using a personal SIM card or an integrated eSIM – either Teltonika-provided or locally supplied – the communicator delivers stable data connectivity for alarm reporting, app notifications and communication with security monitoring services, without adding complexity for the end user.
Connectivity is used strictly for data transmission and works seamlessly with Teltonika security applications and professional monitoring protocols.
Covered regions and supported technologies include:
European countries with multi-network access, with scalable options for expansion beyond Europe through local operator partnerships
2G / 4G connectivity (depending on region)
Secure data transmission directly to monitoring services and apps
The connectivity is used strictly for data – working seamlessly with Teltonika security applications and professional monitoring protocols.
Designed for Professional Security Standards
Teltonika communicators are built to meet the expectations of professional security providers. They support industry-standard protocols such as E2, FIBRO, CSV and SIA, allowing direct integration with monitoring stations and security services.
This ensures reliability not only for homeowners, but also for professional installers and response teams – reinforcing trust across the entire security chain.
“Compatibility with professional monitoring services is not optional – it’s essential,” says Grubas.“A communicator must be reliable, predictable and secure at all times.”
Everyday Control That Fits Real Life
Modern security is no longer only about alarms – it is about awareness and control in everyday situations. A connected system allows homeowners to respond to real-life scenarios even when they are not at home.
Through the communicator, users can remotely arm or disarm their system and trigger predefined actions – such as opening gates or granting temporary access. This is especially useful for everyday moments that would otherwise require physical presence.
“If a courier arrives while you’re away, you can open the gate remotely, let them leave the parcel safely and then secure everything again. The same applies to family – you can see when children arrive home or when the system is disarmed, giving reassurance without needing to be there,” says Grubas.
These small interactions quickly become part of daily life. Notifications confirming that a door was opened, the system was disarmed or someone arrived home provide quiet reassurance – turning security into a practical tool rather than an intrusive one.
“It’s not about constant monitoring. It’s about knowing what’s happening at your home when you’re not there – and being able to act if needed,” he adds.
Why “It Won’t Happen to Me” Is the Biggest Security Risk
One of the most common reasons people delay upgrading their security is the belief that their home is not a target. Safe neighbourhoods, quiet streets or living in an apartment often create a false sense of security – until something happens.
Paulius Grubas sees this assumption repeatedly:
“People often believe they are not interesting to anyone – that their home is too ordinary, or their neighbourhood is too safe. Unfortunately, this is usually only realised after a break-in has already happened.”
Modern break-ins rarely look dramatic. Plastic windows and patio doors can be opened in seconds, often without visible damage. Intruders know exactly what to look for and where people tend to hide valuables.
“Breaking in doesn’t take long, and it doesn’t have to leave obvious signs. That’s why relying on the idea of being ‘uninteresting’ is risky,” Grubas explains.
A connected security system changes this dynamic. Instead of discovering damage after returning home, homeowners receive immediate alerts and can respond while an incident is happening – or ensure professional monitoring services are notified.
“Security isn’t about fear – it’s about awareness. Knowing what’s happening at your home, even when you’re away, makes a real difference,” he adds.
A Cost-Effective and Sustainable Upgrade Path
By upgrading communication rather than replacing hardware, households can:– Avoid major installation work– Reduce upgrade costs significantly– Extend the life of existing devices– Minimise electronic waste.
This approach aligns with growing European priorities around sustainability, efficiency and responsible technology use – while still delivering modern functionality.
Teltonika Long-Term Vision
Behind every communicator is our long-term investment in research, electronics design and firmware development. We continuously adapt our products to future network standards, security requirements and user expectations.
“Communication technologies change, and our products must be ready for that,” Grubas explains.“By updating connectivity and hardware architecture, we give devices a much longer usable life.”
Rather than offering short-term solutions, Teltonika focuses on building security infrastructure designed to remain relevant for years – supporting future-ready homes across Europe.
A Small Device That Makes a Big Difference
For homeowners looking to modernise security without starting from scratch, the communicator offers a simple yet powerful answer. It connects systems, people and services – quietly working in the background, ensuring homes stay protected, connected and ready for the future.
Communicator board (eSIM)
Upgrade your old security panel with a standalone Universal eSIM communicator.
Standalone communicator (Cellular)
Upgrade your old security panel with a standalone Universal 2G / LTE Cat 1 communicator.