AJAX REX2 EXTENDER

By connecting all or part of the devices1 to ReX 2, you will ensure the security and automation of a business centre, big estate, warehouse complex, or a large production facility.

5 range extenders can operate within the Ajax system to expand the radio network coverage up to 35 km2 2. Events and alarms are transmitted instantly, and the first photo verification snapshot is delivered to a monitoring station and users in just 10 seconds3

Tech specs
Installation method
Indoors
Compatibility with Ajax control panels
Hub 2 (2G)
Hub 2 (4G)
Hub 2 Plus
Hub Hybrid (2G)
Hub Hybrid (4G)
Compatibility with Ajax range extenders
ReX 2 does not connect to another range extenders
Compatibility with Ajax detectors and devices
The list of compatible devices
Maximum connected devices (in a system with one range extender)
Hub 2 (2G)
up to 99

Hub 2 (4G)
up to 99

Hub 2 Plus
up to 199

Hub Hybrid (2G)
up to 99

Hub Hybrid (4G)
up to 99
Number of range extenders connected to the compatible hub
5
Operating system
OS Malevich

Firmware update details
Main power supply
110-240 V, 50/60 Hz

12V⎓ with 12V PSU
for Hub 2/ReX 2

6V⎓ with 6V PSU
for Hub 2/Hub 2 Plus/ReX 2
Backup power supply
Li-Ion 2 A·h
built-in backup battery

Up to 38 hours of backup battery life
when Ethernet is disabled

Up to 12 hours of backup battery life
when Ethernet is connected
Jeweller and Wings radio protocols
Communication range in an open space

between ReX 2 and a hub
up to 1,700 m

between ReX 2 and connected devices
up to 1,700 m
depends on device model

Two-way communication
Jeweller
Wings

Radio frequency bands:
866.0 – 866.5 MHz
868.0 – 868.6 MHz
868.7 – 869.2 MHz
905.0 – 926.5 MHz
915.85 – 926.5 MHz
921.0 – 922.0 MHz
(depends on the sales region)

Maximum effective radiated power (ERP)
up to 20 mW

Polling interval
from 12 to 300 s
Adjusted by PRO or user with admin rights in the Ajax app.

Encrypted communication
Block cipher encryption based on the AES algorithm

Frequency hopping
Connection via Ethernet
8P8C connector
Up to 100 Mbps speed

Available with OS Malevich 2.13
Alarm signal delivery time
0.3 s
Operating temperature range
From −10°C to +40°C
Operating humidity
Up to 75%
Anti-sabotage
Protection against spoofing
Jamming notification
Tampering alarm
Dimensions
163 × 163 × 36 mm
Weight
330 g
Warranty
24 months

Learn more
Complete set
ReX 2
SmartBracket mounting panel
Power supply cable
Screw terminal block Adapter (only for INCERT compliance)
Ethernet cable
Installation kit
Quick start guide