The GD-04A back-up module, which provides David with the ability to work approx. 12 to 24 hours continually without an external power supply.
Smoke Sabre Test Spray is designed to test the functionality of Jablotron’s optical smoke detectors. Contains 150 ml of testing aerosol
Resistor temperature sensor CP-201T-NW is designed for universal use in detecting temperature of liquid, gaseous, and solid substances.
The GD-02T temperature sensor is an accessory of the GD-02-DIN universal GSM communicator and controller. It is necessary for using the temperature measurement function, and monitoring temperature limit values.
The GD-04D DTMF module, which allows you to control David’s output relays by entering numeric codes (DTMF codes) on a telephone keypad during calls
The TM-201 electronic thermometer can be used in all installations where it is necessary to measure and display one to two temperatures.
The TM-201A multi-functional electronic thermometer can be used in all installations where one or two temperature values need to be measured with a subsequent relay closing or opening action.
