# Alarm detector accessory DAHUA ARD323-W2(868) — white ABS/PC housing, 868–868.6 MHz, CR123A battery

**URL:** https://aio.lv/en/product--dahua-ard323-w2868--11959630
**Data updated:** 2026-03-11 13:59 (EET)
**Category:** Sensors & Detectors
**Manufacturer:** DAHUA
**Manufacturer code:** ARD323-W2(868)
**EAN:** 6923172504746
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 40.99 €
**Prices and availability valid until:** 2026-08-01 23:59
**Price without VAT (21%):** 33.88 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dahua-ard323-w2868--11959630

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 21.07.2026 | free |
| Pickup points | 24.07.2026 | 1.89 EUR |
| Courier delivery to door | 24.07.2026 | 4.99 EUR |

## Summary description

Dahua ARD323-W2(868) is an alarm detector accessory in a white ABS/PC housing designed for use with compatible security systems. It operates on 868–868.6 MHz and is powered by a CR123A battery. Compact dimensions (20.8 × 100.2 × 20.3 mm) make it suitable for wall or surface mounting. CE certified and intended for intrusion detection and alarm extension in residential or commercial installations.

## Long description

Dahua ARD323-W2(868) is an alarm detector accessory in a white ABS/PC housing designed for use with compatible security systems. The device operates in the 868–868.6 MHz band and is powered by a CR123A battery. Its compact dimensions (20.8 × 100.2 × 20.3 mm) and surface-mount design allow discreet installation on walls or other flat surfaces for intrusion detection and alarm extension in residential and commercial environments. The unit is CE certified and provides signal strength detection, temperature measurement and low battery notifications to support reliable monitoring.
Advantages
The ARD323-W2(868) combines a compact, durable ABS/PC enclosure with low-power operation from a single CR123A battery, enabling long-term deployment without frequent maintenance. Frequency hopping and two-way communication technology enhance link stability with a compatible base unit, while cloud update capability and automatic recovery from failed updates help keep the device firmware current. Built-in signal strength detection and temperature measurement provide additional diagnostic data to support system performance.
Suitable for
 Intrusion detection in homes and apartments
 Alarm extension in small offices and retail premises
 Surface or wall mounting where compact sensors are required
 Systems requiring remote firmware updates and status monitoring
Key specifications
 Housing material: ABS/PC
 Operating frequency: 868–868.6 MHz
 Power source: CR123A battery
 Dimensions: 20.8 × 100.2 × 20.3 mm
 Functions: signal strength detection, low battery alarm, temperature measurement
 Communication features: frequency hopping, two-way communication
 Firmware management: cloud update with automatic recovery from update failure
 Certification: CE
How to use
Before installation, verify compatibility of the ARD323-W2(868) with the target security panel or base unit and ensure the device is powered with a new CR123A battery. Mount the detector on a clean, flat surface using screws or adhesive appropriate for the mounting surface, placing it at the recommended height specified by the main system documentation. After mounting, enroll the device into the security system following the manufacturer's pairing procedure; observe system indicators for successful two-way communication and check signal strength. Confirm temperature readings and test low battery notifications through the control panel or companion app where available.
Usage recommendations
Install the detector in locations free from direct heat sources and excessive moisture to ensure accurate temperature sensing and stable wireless communication. Replace the CR123A battery according to system alerts or on a preventive maintenance schedule. Keep the device firmware up to date via the cloud update function and allow automatic recovery to complete if an update interruption occurs.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.07 kg |
| Package weight | 115 g |
| Battery type | CR123A |
| Number of batteries supported | 1 |
| Height | 20.3 mm |
| Width | 20.8 mm |
| Depth | 100.2 mm |
| Product colour | White |
| Operating frequency | 868 - 868.6 |
| Package depth | 135 mm |
| Package height | 27.8 mm |
| Package width | 98.5 mm |
| Housing material | Acrylonitrile butadiene styrene (ABS), Polycarbonate (PC) |
| Sustainability compliance | Yes |
| Compliance certificates | CE |

## FAQ

### How much does the DAHUA ARD323-W2(868) alarm detector accessory cost, and is it available for purchase?

The price is 40.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 9 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 21.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. 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 DAHUA ARD323-W2(868) alarm detector accessory?

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/11959630/67482555_large.webp