# Alarm Detector Accessory Dahua Technology ARA12-W2(868) White ABS PC

**URL:** https://aio.lv/en/product--dahua-6923172504760--11492092
**Data updated:** 2026-03-07 20:22 (EET)
**Category:** Sensors & Detectors
**Manufacturer:** DAHUA
**Manufacturer code:** 6923172504760
**EAN:** 6923172504760
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The Dahua Technology ARA12-W2(868) is an alarm detector accessory designed for reliable security. It operates at a frequency of 868 - 868.6 MHz and uses a CR123A battery. The device is housed in durable ABS and PC materials, ensuring longevity. Its compact dimensions make it suitable for various installations.

## Long description

The Dahua Technology ARA12-W2(868) White ABS PC is an alarm detector accessory engineered for integration with compatible security systems. It operates on the 868–868.6 MHz band and is powered by a single CR123A battery. The enclosure is manufactured from ABS and polycarbonate (PC), providing impact resistance and stable performance in typical indoor environments. Its compact footprint supports flexible placement in residential or commercial installations.
Advantages
The device supports frequency hopping and two-way communication technology to maintain reliable radio links and reduce interference. Built-in signal strength detection helps installers verify placement and connection quality. A low battery alarm notifies the system when battery replacement is required, and integrated temperature measurement provides additional environmental data for the security system. Cloud update capability and automatic recovery from update failure ensure the accessory can receive firmware improvements with minimal manual intervention.
Suitable for
 Wireless alarm systems requiring 868 MHz accessories
 Residential security installations
 Small commercial premises and offices
 Locations needing remote firmware updates and diagnostics
Key specifications
 Operating frequency: 868 – 868.6 MHz
 Power source: CR123A battery (single cell)
 Housing material: ABS + PC (polycarbonate)
 Communication: Two-way radio with frequency hopping function
 Features: Signal strength detection, low battery alarm, temperature measurement
 Firmware delivery: Cloud update with automatic recovery on failure
 Form factor: Compact accessory for detector integration
How to use
Install the ARA12-W2(868) in accordance with the host system’s installation guide, placing the unit where signal strength is sufficient and environmental temperature measurement is relevant. Insert a compatible CR123A battery following polarity markings, then follow the security panel or gateway procedure to enroll the accessory. After enrollment, verify signal strength and functionality using the host interface; check that low battery and temperature readings are reported correctly. Keep the enclosure closed and mounted to prevent moisture ingress and mechanical damage.
Usage recommendations
For optimal performance, position the accessory away from large metal objects and sources of RF interference, verify signal strength during installation, replace the CR123A battery when the low battery alarm is indicated, and allow cloud updates to complete uninterrupted to maintain the latest firmware and stability.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.105 kg |
| Package weight | 175 g |
| Battery type | CR123A |
| Number of batteries supported | 2 |
| Height | 80.9 mm |
| Width | 80.9 mm |
| Depth | 26.8 mm |
| Product colour | White |
| Operating frequency | 868 - 868.6 |
| Package depth | 135 mm |
| Package height | 56.8 mm |
| Package width | 98.5 mm |
| Housing material | Acrylonitrile butadiene styrene (ABS), Polycarbonate (PC) |
| Sustainability compliance | Yes |
| Compliance certificates | CE |

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All DAHUA products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized DAHUA service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### Where can I download the instructions for Alarm Detector Accessory Dahua Technology ARA12-W2(868)?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/11492092/66607091_large.webp