
Best selling Hazard detectors
Here's a ranking of the best products in this category. To give you a quick overview, we've also added some key information about the products.
1. Shelly Plus Smoke Alarm
Shelly Plus Smoke Detector - You will always be alerted, no matter where you are. The Shelly Plus Smoke is a wireless, battery-operated smoke detector that provides additional protection for your home, family, and pets. With its long battery life, high sensitivity, and Wi-Fi technology, you can continuously monitor your home for smoke, ensuring your family's safety, regardless of your location. Wi-Fi and Bluetooth connectivity: Simply connect the Shelly Plus Smoke to your Wi-Fi. No hub is required! 5 years of battery life: Thanks to our battery-saving technology, you can rely on a long lifespan. Sound and light signals: When smoke is detected, the Shelly Plus Smoke emits a loud alarm (>85 dB) and a light alert. Easy installation: The Shelly Plus Smoke is wireless and can be easily mounted at any angle without restrictions. Instant notifications: The Shelly Plus Smoke will immediately notify you of dangers, no matter where you are. Smart scenarios: By connecting your Shelly Plus Smoke with other Shelly devices, you can set up customized scenarios.

2. Ei Electronics Ei650 smoke detector
The Ei650 is a next-generation smoke detector featuring an integrated microprocessor and automatic contamination compensation. It operates on the light scattering principle and is equipped with a permanently installed lithium battery that lasts for 10 years. The Easy-Press button, the mute function, and the absence of distracting LED flash signals make it particularly user-friendly.
Product features include a built-in 10-year lithium battery, an integrated piezoelectric alarm with 85 dB(A), a large, easily accessible Easy-Press button, reduced test volume, a mute function for unwanted alarms, automatic contamination compensation, a metal shield in the optical housing, a tamper-proof device, and a mounting plate for easy installation and maintenance. It is tested according to VdS in accordance with DIN EN 14604 and has a Q certificate according to VdS 3131 / vfdb guideline 14-01, suitable for use according to DIN 14676.

3. Google Nest Protect
The Nest Protect 2nd Generation is a practical helper in your home. It is a smoke detector equipped with various sensors. It not only alerts you with a light ring and sound when there is smoke, but it also detects carbon monoxide in the air, which is invisible and odorless to humans. When you turn off the lights, the night mode activates, indicating with a green LED ring that the Nest Protect is functioning properly. You can also use the night light feature, which turns on when you walk past the device, so you don’t have to navigate your home in complete darkness. If an alarm is triggered, you will receive an acoustic warning along with a notification on your smartphone.

4. As - Schwabe Gas detector
As-Schwabe presents the reliable gas detector H-AL 8300, an essential safety accessory for campers and truck driver cabins. This gas detector detects propane, butane, and ether (anesthetic gas) and emits a strong acoustic signal of 85 dB when an alarm is triggered. You will be immediately alerted if dangerous gases are present in your surroundings. The installation of the H-AL 8300 is simple, at a height of 70-110 cm above the ground. Thanks to the LED function display, you always have an overview: the green power indicator shows the operational status, the yellow error indicator informs you of any malfunctions, and the red alarm indicator signals an acute danger. A special highlight is the ability to operate the gas detector with a power bank, ensuring you are always protected on the go. To check its functionality, the H-AL 8300 features an optical display, allowing you to verify at any time that your gas detector is working properly. The gas detector H-AL 8300 comes with a USB power supply and carries the as-Schwabe brand. With its effective performance and practical features, this gas detector is the perfect safety solution for your mobile home.

5. Aqara Water leak detector
The Water Leak Sensor T1, WL-S02D by Aqara is a reliable hazard detector specifically designed to protect your home from water damage. With its IP67 protection class, it is both waterproof and dustproof, making it suitable for use in humid and dusty environments. The sensor is compatible with the Apple Home app and other HomeKit-enabled devices, allowing for smart control and automation. Its compact design enables placement in nearly any location, providing comprehensive protection for your property.
Highlights:
- Supports OTA updates for continuous improvements
- Compatible with Google Assistant, Amazon Alexa, and SmartThings
- Operates even with unstable or disconnected Wi-Fi connections.

6. Abus RWM150
The optical smoke detector RWM150 is suitable for use in bedrooms, living rooms, children's rooms, and hallways. It reliably warns of smoke development, thereby saving lives. It is particularly long-lasting thanks to its 10-year battery. The detector is VdS certified and carries the Q-label from the Kriwan testing center.

7. Hombli Smart smoke detector
Feel safe and secure at home with the Hombli Smart Smoke Detector in white. The device emits a loud alarm of over 85 dB when smoke is detected, ensuring you can hear it clearly throughout your home. In addition to the traditional alarm, you will also receive an immediate notification on your phone. This means you will be alerted if something is wrong, no matter where you are. With the Hombli app, help is always at your fingertips. If the smoke detector senses a fire, it also provides clear instructions on what to do to ensure safety. In a dangerous situation, you can quickly call emergency services through the Hombli app. If you accidentally trigger the alarm, for example, due to cooking experiments, you can easily silence the alarm with your phone. So, you won't need to climb on a chair to press the smart smoke detector and silence the alarm.

8. LogiLink Carbon monoxide detector
Carbon monoxide detector with LCD from LogiLink. The carbon monoxide detector ensures greater safety in your home. It reliably alerts you to elevated CO concentrations in indoor air and warns with a loud alarm signal (85 dB). Ideal for use in rooms with a fireplace.

9. Abus RWM90 smoke detector
The RWM90 replaces the RWM50 and RWM100 as the entry-level model. The optical smoke detector triggers an alarm as soon as smoke particles enter the measurement chamber. It covers up to 40 m² within a room and warns loudly with 85 dB of the dangerous smoke gases. Thanks to the user-friendly, large test button, the smoke detector can also be easily tested in high rooms. A decrease in battery voltage is indicated by an acoustic signal.

10. Bosch Smart Home Smoke alarm II
The networked smoke alarm device alerts you via the siren on site and via the app when you are out and about. In an emergency, it offers maximum fire protection in combination with other devices: smart lamps illuminate escape routes, roller shutters clear paths and live camera images, alarm room assignment and the emergency call button on the app screen enable rapid action.
The siren also sounds the alarm in the event of a break-in. False alarms caused by natural house dust are minimised thanks to soiling compensation.
