KSh 7,500(KSh 8,700 Incl VAT)
Device Type: Wireless Alarm Repeater / RF Range Extender
Model / SKU: DHI-ARA43-W2 (433 MHz variant)
Wireless Capacity: Supports up to 128 wireless peripherals
Carrier Frequency: 433.1 MHz – 434.6 MHz
Communication Distance: Up to 1,000 m (3,280.84 ft) in open space
Communication Mechanism: Two-way RF communication
Encryption: AES128 with frequency hopping
Antennas: Dual antennas with automatic switching to reduce blind areas
Power Supply: 12 VDC, 1.5 A
Backup Battery: Built-in lithium battery, standby time up to 35 hours when external power fails
Functions: Auto/Manual pairing, tamper alarm, signal strength detection, cloud update, power failure protection for configured parameters, disconnection detection, and low battery alarm
Physical & Environmental: Dimensions 163.0 mm × 163.0 mm × 32.0 mm; Net weight 0.32 kg; Casing PC+ABS; Wall-mount or desktop installation
Operating Environment: –10 °C to +55 °C (indoor); Humidity 10%–90% RH
Key Specs: Dahua DHI-ARA43-W2 alarm repeater, 433 MHz two-way RF, extends range up to 1,000 m, supports 128 wireless devices, AES128 encryption, dual auto-switching antennas, 35-hour battery backup, 12 VDC powered, compact wall/desktop design
Usage: Extending the communication range of Dahua wireless alarm systems in large residential or commercial premises; bridging signals between wireless peripherals (sensors, detectors, sirens) and the alarm control panel where direct communication is limited by distance or structural obstacles.
