Universal Communicator ET083

A cost-effective solution that provides GSM/GPRS connectivity for any non-GSM security alarm panel. Available in 2G or 3G mobile network versions.

Fast and Easy Installations

You only need alarm panel to power up the ET083. No router configuration is needed as well. Ability to configure the communicator in Eldes Utility will make the installation 2 times faster! Maintain ET083 from your chair – configure and update its firmware remotely!


Useful Add-ons Included

ET083 provides GSM/GPRS and LAN* connectivity for third-party alarm panels. Multiple ways of connection allows the effective usage of the product: Serial Cable, KEYPAD BUS and PSTN/RING TIP interface. ET083 can be easily connected to almost any monitoring station using a free EGR100 software. It supports 5 main protocols (SIA IP, Kronos, Cortex SMS, EGR100 and Contact ID). 3 on-board inputs and 3 outputs can be used for connecting wired sensors, home appliances or alarm panel’s PGM outputs.

*LAN connectivity can be enabled by using ELAN3-ALARM

Communicator, tested from A to Z

The compatibility of ET083 was tested with the majority of the most popular security systems and mobile operators from all over the world. You will enjoy the smooth and reliable functionality.

ET083 application areas

Third party panel GSM/GPRS/LAN communicator

End-user friendly

Remote arm/disarm of alarm system and fully customizable SMS notifications

Can be used in a backup or primary role adding 2G/3G, SMS, ethernet communication methods

Extra communication channel for more safety without the need to replace non-GSM alarm panel

Remote reboot of the “frozen” systems, such as computer network or a server

Frequently asked questions (FAQ)

What are the prices of ELDES production?

To get the prices of the devices please check ELDES disributors’ Internet sites. Otherwise, feel free to contact out partners in your country/city by telephone or e-mail.

Can I purchase ELDES devices directly from you?

You can purchase ELDES production only from our distributors. If you have any ideas or intentions to create a new nonstandart device or suggestions how to improve our current devices contact us directly or our partners in your country.

Where can I purchase ELDES devices if your distributors are not available in my country?

Feel free to contact us.


Phone usersup to 5 (system reports to 10 users by SMS/Call)
ARC communication methodsUp to 6
Backup communication methods to ARCUp to 5
Alarm panel wiringPSTN (RING/TIP terminals)
KeyBus or Serial data interfaceKeyBus or Serial data interface
Supply voltage10-24V 300mA max
Peak currentUp to 700mA
Current used in idle stateUp to 120mA
2G/3G modem frequencyEU-band model: 2G 900/1800MHz, 3G 900/2100MHz bands
US-band model: 2G 850/1900MHz, 3G 850/1900MHz
Multi-band model: 2G 850/900/1800/1900MHz, 3G 800/850/900/1900/2100MHz
Number of “low” level (negative) digital inputs3
Input typedry contact
Number of outputs3
Maximum commuting output values3 x 30V; 50mA
Generated phone line valuesVoltage: 25V; current: 25mA; impedance: 270Ω
Dimensions129x86x18mm (5.08×3.39×0.71in)
Operating temperature range-20…+55 °C (-4… +131°F)
Humidity0-90% RH @ 0… +40°C (0-90% RH @ +32… +104°F) (non-condensing

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