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header-product Door/Window Contact Sensor DAHUA ARD323-W2(868S) Wired Ceiling Mount 868 MHz Battery-powered
35.49 €

Door/Window Contact Sensor DAHUA ARD323-W2(868S) Wired Ceiling Mount 868 MHz Battery-powered

DAHUA ARD323-W2(868S) Door/Window Contact Sensor Photo 1
DAHUA ARD323-W2(868S) Door/Window Contact Sensor Photo 2
DAHUA ARD323-W2(868S) Door/Window Contact Sensor Photo 3
DAHUA ARD323-W2(868S) Door/Window Contact Sensor Photo 1
DAHUA ARD323-W2(868S) Door/Window Contact Sensor Photo 2
DAHUA ARD323-W2(868S) Door/Window Contact Sensor Photo 3
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Door/Window Contact Sensor DAHUA ARD323-W2(868S) Wired Ceiling Mount 868 MHz Battery-powered

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Short description

DAHUA ARD323-W2(868S) is a wired ceiling-mount door/window contact sensor operating at 868–868.6 MHz with a detection range up to 1200 m. Designed for indoor placement, it features alarm LED indicators and is powered by an alkaline battery with up to 5 years of life. Suitable for intrusion detection and access monitoring in residential and commercial installations.
Available for order: 5 pcs.
Warranty: 2 Years
SKU: 10822506
Manufacturer: DAHUA
free shipment

Cheapest delivery:

Venipak Pickup LV, Venipak Locker LV

Pick-up points

Venipak Pickup LV

Venipak Locker LV

Cost

1.89 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
22.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
27.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.07 kg)
Parcel couriers
Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Latvijas Pasts nodaļa
27.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
payment
Payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay
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Product information

Description

DAHUA ARD323-W2(868S) is a battery-powered door and window contact sensor for indoor use. The device consists of a sensor and a magnet that detect opening and closing of doors or windows and can trigger an alarm when the system is armed. It communicates status updates to the DMSS app in real time and provides timely notifications of alarm events for intrusion detection and access monitoring.

Advantages

The sensor operates in the 868–868.6 MHz band and supports long-range wireless communication up to 1200 m in open conditions. It is designed for ceiling or surface mounting, includes visible alarm LED indicators, and runs on an alkaline battery that can provide up to five years of service under typical use. The compact design and straightforward installation make it suitable for integration with alarm systems and remote monitoring via mobile app.

Suitable for

  • Residential villas and apartments for intrusion detection
  • Retail shops and small commercial premises for access monitoring
  • Indoor doors and windows where discreet ceiling or surface mounting is preferred

When it may not be suitable

This device is intended for indoor use and ceiling or surface mounting; it is not designed for outdoor exposure or harsh environmental conditions. Performance and communication range depend on building structure and interference; in heavily reinforced or metal-rich environments the effective range may be reduced.

Key specifications

  • Operating frequency: 868–868.6 MHz
  • Maximum communication range: up to 1200 m (open conditions)
  • Power supply: alkaline battery (typical life up to 5 years)
  • Mounting: ceiling or surface mount for indoor use
  • Indicators: alarm LED

How to use

Mount the sensor and magnet on the door or window frame and the moving leaf so that they align when closed. Insert the alkaline battery following polarity indications, then pair the sensor with the alarm panel or gateway and configure it in the DMSS app. When the system is armed, the sensor reports open/closed state in real time and triggers notifications or alarms if the contact is opened.

What to consider before purchase

  • Intended use is indoor mounting; not suitable for outdoor or exposed installations
  • Actual wireless range depends on site layout, walls, and interference sources
  • Check compatibility with your alarm panel or gateway and DMSS app support
  • Plan battery replacement intervals based on expected usage to maintain reliability

Usage recommendations

For reliable performance, install the sensor and magnet with correct alignment and keep the mounting area free from large metal objects or dense obstructions. Test connectivity and alarm notifications in the DMSS app after installation and replace the battery before end-of-life to avoid missed alarms.

Specifications

Connectivity technology:
Wired
All features
Power consumption (typical): Power consumption in switched-on state expressed in W.
0.125 W
Battery life:
5 year(s)
Mounting type:
Ceiling
Placement:
Indoor
Power source type:
Battery
Detection distance:
1200 m
Tamper protection:
Yes

Features

Certification:
CE
LED indicators:
Alarm, Y
Connectivity technology:
Wired
Product colour:
White
Operating frequency:
868 - 868.6
Housing material:
Polycarbonate (PC), Acrylonitrile butadiene styrene (ABS)

Battery

Battery technology:
Alkaline

Power

Battery type:
CR123A

Weight & dimensions

Weight:
0.07 kg
Package weight:
115 g
Height:
20.3 mm
Width:
100.2 mm
Depth:
20.8 mm
Package depth:
98.5 mm
Package height:
27.8 mm
Package width:
135 mm

Operational conditions

Operating relative humidity (H-H):
10 - 90
Operating temperature (T-T):
-10 - 55

Logistics data

Quantity per pack:
1 pc(s)

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Customer reviews

Customer questions

FAQ

How much does the DAHUA ARD323-W2(868S) Door/Window Contact Sensor cost, and is it available for purchase?

The price is 35.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 22.07.2026 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: connectivity technology, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

Where can I download the instructions for DAHUA ARD323-W2(868S) Door/Window Contact Sensor?

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.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.