What is a Dahua alarm system? A Dahua alarm system is a security system consisting of an alarm hub and wireless components, such as magnetic contacts, motion detectors, sirens, smoke detectors, panic buttons, and key fobs. The hub is the heart of the system: it receives signals from the sensors...
Dahua alarm system
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Dahua Airshield DHI-ARD912-W2(868) Wireless Water Leak Detector
DHI-ARD912-W2(868) Wireless Water Leak Detector The wireless water leak detector can be used to detect water leaks inside pipes, bathtubs, sinks, washing machines and dishwashers. It triggers alarms and sends timely notifications to keep you informed about ongoing events. Hassle-free,...
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Dahua Airshield DHI-ARD821-W2(868) Wireless Panic Button
DHI-ARD821-W2(868) Wireless Panic Button . Wireless panic button. Bidirectional RF communication. Provides multiple LED colours to indicate different statuses. Cloud update and automatic recovery in case of failed updates. Offers prevention against accidental presses. Battery life of up to 5...
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Dahua Airshield DHI-ARA46-N-W2 (868), Alarm Amplifier Pro, WiFi
Notice! Alarm Repeater Pro is only compatible with the ARC3800H series hubs.The Dahua ARA46-N-W2(868) is a professional wireless alarm repeater that significantly increases communication between the alarm hub and wireless security devices. Designed for use within Dahua alarm systems, the...
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Dahua Airshield ARD333-W2(868S), Wireless Magnetic Contact, Small + 1-Zone Wired, Black
The DHI-ARD333-W2(868S) is a wireless door detector from Dahua that operates at 868 MHz and uses two-way communication with AES128 encryption. Thanks to frequency hopping and a communication range of up to 1,400 meters in open field, this detector provides...
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Dahua Airshield ARA14-W2(868) Wireless Indoor Siren with Intercom Function
The wireless intercom siren activates sound and light alarms when it receives alarm signals. It also provides an intercom function, which can be enabled through the DMSS and DoLynk Care app, making communication with persons on location easy. The security...
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Dahua Airshield ARM9A4-P-W2, Wireless Multi-I/O Transmitter, PoE
Dahua's DHI-ARM9A4-P-W2(868) is a wireless IO expansion module that integrates wired detectors and sirens into a wireless alarm system. With support for both RF and network communication and various power options (PoE, AC and optional battery), this transmitter provides a...
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Dahua Airshield ARC3800H-FW2(868) Black, Alarm Hub 2, Wi-Fi, LAN, and 4G
The Dahua Alarm HUB 2 ARC3800H-FW2(868) Black is a completely new industrial design and advanced technology alarm system with 4G function, reliable communication and stable operation of the new generation of wireless alarm products. From the comfort of DMSS (for...
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Dahua Airshield DHI-ARA24-W2 Black, Wireless Key Fob
DHI-ARA24-W2 Black, Wireless Keyfob This Dahua Keyfob DHI-ara24-W2 Black is a remote control for the Dahua alarm system. With this keyfob you can arm and disarm the alarm. 4 buttons: Power on, Power off, Home mode, SOS. Remote configuration, cloud...
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Dahua Airshield DHI-ARD1731-W2 Black, Wireless PIR Camera
DHI-ARD1731-W2 Black, Wireless PIR Camera Wireless PIR detector with camera and infrared illumination.The camera allows you to view video of triggered alarm events. By displaying the images in real time, you can quickly and accurately respond to actual alarm events.The PIR...
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Dahua Airshield DHI-ARD2231-W2 Black, Wireless PIR Dual Detector
DHI-ARD2231-W2 Black, Wireless PIR DUAL Detector Pet immunity function. Automatic temperature compensation. Sensitivity adjustment at 3 levels. Displays ambient temperature and supports overheating alarm. Frequency hopping and two-way communication technology ensures stable communication. Supports cloud updates and recovers automatically when...
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Dahua Airshield DHI-ARD1233-W2 Black, Wireless PIR Detector
DHI-ARD1233-W2 Black, Wireless PIR Detector The DHI-ARD1233-W2 Black is a wireless PIR motion detector for the Dahua burglar alarm system, suitable for indoor security applications. It is equipped with a dual PIR sensor that provides a range of up to...
What is a Dahua alarm system?
A Dahua alarm system is a security system consisting of an alarm hub and wireless components, such as magnetic contacts, motion detectors, sirens, smoke detectors, panic buttons, and key fobs. The hub is the heart of the system: it receives signals from the sensors and forwards alerts to the user or monitoring center. Through the DMSS app, you can receive alerts, manage devices, and remotely check the system’s status. For installers and service providers, Dahua also uses cloud platforms such as DoLynk Care.
That may sound technical, but in practice it’s very simple. If a door opens while the alarm is armed, the system responds immediately. If motion is detected, you’ll receive an alert right away. And with certain configurations, you can even use video verification via a PIR camera or linked IP cameras.
Why choose Dahua AirShield?
A major advantage of Dahua AirShield is that the system is wireless and scalable. You start small with a hub, a motion detector, and a magnetic contact, and can easily expand later with additional sensors or sirens. According to Dahua, the Alarm Hub 2 supports up to 150 wireless components, including key fobs, keypads, repeaters, and PIR cameras. This makes the system suitable for both homes and small to medium-sized commercial properties.
It’s also reassuring that Dahua prioritizes stable communication. The official product specifications include two-way communication, encryption, and—in some models—network options via Ethernet, Wi-Fi, and even 4G. This provides extra peace of mind, especially in locations where you want to maintain a reliable connection. With this solution, you can be sure you’ll know right away if something happens.
Which components can you combine?
A Dahua alarm system typically consists of the following components:
Alarm Hub
The hub is the central unit. This is where you register all wireless accessories. Models such as the ARC3800H-W2 operate via Wi-Fi and LAN, and some variants also offer 4G as an additional communication option.
Motion Detectors and PIR Cameras
A standard PIR detector detects motion in a room. A PIR camera goes a step further and also transmits video footage when an alarm is triggered. This is useful when you want to quickly verify whether the alarm is genuine.
Magnetic contacts
These are installed on doors and windows. As soon as a door or window opens while the system is active, you’ll receive an immediate notification. Ideal for front doors, back doors, sliding doors, and ground-floor windows.
Sirens, keypads, and remote controls
An indoor or outdoor siren sounds a loud alarm when triggered. You can easily arm and disarm the system using a keypad or key fob. This is especially convenient for families, employees, or situations where not everyone uses the app.
For home and business use
A Dahua home alarm system is a great option if you want a neat, wireless solution without a major installation. Think of a townhouse where you want to secure the front and back doors, combined with a motion detector in the entryway. This way, you’re set up quickly and still have solid basic security.
Dahua is also a strong choice for business use. Consider a retail space where you want to keep a close eye on what’s happening, even at night. By combining alarm detection with Dahua cameras, you can intelligently link alerts and video footage. This provides peace of mind and helps you assess an incident more quickly. Dahua explicitly mentions these integrations as part of the AirShield platform.
Differences Between Models
Not every Dahua alarm system is the same. The differences often lie in the communication options, the number of supported devices, and the extent of integration with other Dahua products. For a standard home, a Wi-Fi/LAN hub is often sufficient. If you have a location where an internet outage poses an additional risk, a model with 4G backup may be a wiser choice.
There are also differences among detectors. One motion detector is primarily intended for standard indoor use, while another model offers additional features, such as pet immunity, dual detection, or video verification. Which combination is best depends on your property, its layout, and your needs. That’s why personalized advice is often just as important as the technology itself.
Personal advice makes all the difference
On paper, many systems may seem similar, but in practice, every property is different. An apartment requires a different approach than a single-family home, office, or warehouse. That’s why it’s wise to look not just at individual products, but at the big picture: entrances, traffic patterns, high-risk areas, and ease of use.
Want to know which Dahua alarm system suits your situation? Feel free to stop by our showroom in Gorinchem. We’d be happy to show you how the hub, detectors, sirens, and controls work. That way, you can really get a feel for the system and make a choice you can trust. Our showroom in Gorinchem and our wide selection of Dahua products are also featured on the Alarmsysteemexpert website.
Frequently Asked Questions
How do I set up a Dahua alarm system?
The basic setup involves connecting the hub to power and the network, then registering the wireless accessories. You can then manage many settings via the app. It’s simpler than it might sound.
Can I connect a Dahua alarm system to cameras?
Yes, certain Dahua hubs support integration with IP cameras and PIR cameras for alarm verification. This allows you to see what’s really happening more quickly when an alarm is triggered.
Is a Dahua alarm system suitable for a home?
Absolutely. Because the system is wireless and can be expanded with magnetic contacts, motion detectors, and sirens, it’s particularly well-suited for homes. It’s also a practical solution for small businesses.
What’s the difference between Wi-Fi, LAN, and 4G for the hub?
LAN is a wired network connection; Wi-Fi works wirelessly via your internet network; and 4G can provide extra reliability as a backup or in locations where a wired connection isn’t ideal. Which option is right for you depends on your specific situation.