AJAX – 18 Zone Multi-Transmitter Module for third-party detector integration

AJAX – 18 Zone Multi-Transmitter Module for third-party detector integration


Security via smartphone

Switch to smart protection while keeping your old security equipment.

The second life of a wired alarm

MultiTransmitter replaces the old security control panel, providing connection to the Ajax system via Jeweller radio protocol.

More Ajax features

IR barriers, household gas, temperature, liquid level detectors, and other devices are ready to expand the Ajax areas of use.

Multitasking in a single body



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SKU: AJAX-18zone-multi Categories:

Product Description

Number of alarm/tamper zones 18
Supported detector contact types NO, NC (without R), EOL (NC with R), EOL (NO with R)
Resistance of the EOL Resistor From 1 kΩ to 7.5 kΩ
Alarm signals processing mode Pulsed or bistable
Main power supply 110–255 V, 50/60 Hz
Backup power 12 V DC
Supported battery type 12 V battery with a full charge cycle of up to 30 hours. The maximum battery size for installation in the body is 150 × 64 × 94 mm
Recommended battery type 12V battery with a capacity of 4 or 7 A⋅h
Detector power supply 12 V DC, up to 1 A total for all detector power supply outputs
Protection against dismantling Tamper
Radio signal frequency band 868.0–868.6 MHz or 868.7–869.2 MHz, depending on the sales region
Compatibility Operates only with all Ajax hubs, and range extenders
Maximum RF output power Up to 7.29 mW (25 mW limit)
Radio signal range Up to 2,000 m (any obstacles absent)
Operating temperature range From −10°С to +40°С
Operating humidity Up to 75%
Dimensions 196 × 238 × 100 mm
Weight 805 g


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