DAHUA DHI-ARA12-W2 Alarm Wireless Indoor Siren

DAHUA DHI-ARA12-W2 Alarm Wireless Indoor Siren – view 2

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DAHUA Alarm Wireless Indoor Siren DHI-ARA12-W2

Name: DAHUA Alarm Wireless Indoor Siren DHI-ARA12-W2
Brand: DAHUA
SKU: DHI-ARA12-W2
Price: 42.0 AUD
Availability: InStock

$42.00 AUD

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The DAHUA Wireless Indoor Siren DHI-ARA12-W2 enhances home security with two-way communication and frequency hopping for reliable, interference-free signals. It emits over 84 dB to deter intruders and includes tamper alerts and low battery warnings. Powered by two CR123A batteries lasting up to 2.5 years, it supports cloud updates and offers a 1,000-meter communication range. Compact and lightweight, it suits various home settings and features temperature monitoring from -10°C to 55°C. Certified for security and environmental standards, it delivers dependable performance and easy installation.

Signal strength detection
Low battery alarm
Temperature monitoring
Frequency hopping function and two-way communication technology ensure communication stability
Cloud update and automatic recovery from update failure

Key Features & Technical Specifications

Feature	Specification
Brand	DAHUA
Model	DHI-ARA12-W2
Product Group	Alarms & Sensors
Feature	Signal strength detection
Feature	Low battery alarm
Feature	Temperature monitoring
Feature	Frequency hopping function and two-way communication technology ensure communication stability
Feature	Cloud update and automatic recovery from update failure

How to use this product - from Virtus experts

These guides are created by our experts with years of real-world security surveillance experience. Get a free project quote tailored to your needs — contact our team at Virtus Electronics today.

Ideal Use Cases

Residential alarm expansions and replacements: The DAHUA DHI-ARA12-W2 fits Australian homes using DAHUA alarm ecosystems — confirm panel compatibility before ordering.

Small commercial perimeter and entry protection: Use detectors, keypads, and modules that match the panel series already on site.

Service and upgrade jobs: Technicians stock compatible expanders, PIRs, and keypads to keep programming and wiring consistent with the existing panel.

Spare and warranty swaps: Match the exact module code so zone types and addressing stay correct.

Buyer Tips

Confirm series compatibility first. DAHUA Solution / Pro / wireless lines are not always interchangeable.
Match zone type and wiring. EOL resistors and zone programming must match the panel manual.
Test walk/coverage after mount. PIRs need correct height and clear view; avoid heaters and direct sun where possible.
Document the panel program. Note zone labels and user codes after service so the next visit is faster.

FAQs

1. Which panel is this compatible with?

Use only with panels/series listed for DAHUA DHI-ARA12-W2. Mixing unrelated alarm brands usually fails programming and support.

2. Is this a detector, keypad, module, or kit?

This product type is Alarm Siren. Read the title carefully so you do not order a module when you need a PIR or keypad.

3. Does it include batteries or a PSU?

Only if stated on this page. Many alarm devices need panel power or a separate backup battery sized for the site.

4. Do I need a licensed installer in Australia?

Alarm installation and monitoring rules vary by state and contract. Use a qualified installer when required for monitored systems.

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How to use this product - from Virtus experts

Ideal Use Cases

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FAQs

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