Technical Support (on weekdays 8:00-17:00 Budapest time): +36 1 533 31 20

Technical Support: +36 1 533 31 20 (on weekdays 8:00-17:00 Budapest time) or [email protected]

Power supplies

Use a TELL power supply specifically designed for your TELL device!

For the correct operation of the product, an uninterrupted and adequate power supply is essential.

The power supply must ensure the minimum operating voltage and the maximum power required to support the device’s current draw. The power supply should remain stable and free of transients, even when the 230V power supply is interrupted and the device switches to battery operation.

  • Certified power supplies are available, even in KIT form (with metal housing).
  • They are compatible with existing, operational systems.
  • Operational anomalies can be prevented (e.g., spikes in power demand that an alarm panel’s AUX power output cannot support).
  • With direct battery power, lack of maintenance or aged batteries may lead to malfunctions, false alarms, and/or frequent disconnections.
  • The unique design of TELL power supplies helps extend the lifespan of system components.
  • In the event of a 230VAC power failure, the switch to battery mode ensures stable and uninterrupted operation, even during the battery charging period.

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