
Top rated Hazard detectors
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1. Ei Electronics Ei650iW
Suitable for use in a wireless network (only with Ei650M or Ei600MRF radio modules). 3-volt lithium battery (permanently installed), battery life of at least 10 years. Equipped with a diagnostic light and AudioLINK function. Radio module is not included.
Pro
- Comprehensible description and handling, plus simple installation.
- does what it is supposed to do, and for a long time (10 years)
- Long battery life (10 years) -> not yet verified

2. Ei Electronics Ei650iC
Optionally radio-networkable with the Ei600MRF radio module (available separately). AudioLink function for reading out detector data. Diagnostic function provides fault prognosis regarding battery voltage and degree of smoke chamber contamination. Comfort identification allows for quick location of signal-emitting detectors. Event memory function records past alarm events. A large test/mute button enables operation without a ladder from the floor. The advanced mute function includes manual alarm suppression for 12 hours. Signal suppression occurs at low battery voltage. Suitable for bedrooms with no disturbing LED flashing. Reduced test volume features a slowly increasing alarm volume in test mode. Dirt compensation allows automatic adjustment of sensitivity when the smoke chamber is dirty. False alarm protection is included. Disassembly protection with an optional removal lock safeguards against unauthorized removal.
Pro
- Easy to fit using a magnetic plate
- Long battery life (10 years) -> not yet verified
- We will then see whether the battery really lasts 10 years.

3. Ei Electronics I-series Ei650i
The smoke detector Ei650i is suitable for use in privately occupied living spaces or rooms with similar residential use. The smoke alarm operates on the light scattering principle and is equipped with a built-in 10-year lithium battery.
Pro
- Comprehensible description and handling, plus simple installation.
- We will then see whether the battery really lasts 10 years.
Contra
- Battery not replaceable (not absolutely necessary with a lifespan of 10 years)
- Battery cannot be replaced, i.e. devices must be replaced after 10 years
- After 10 years no

4. 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.
Pro
- Comprehensible description and handling, plus simple installation.
- We will then see whether the battery really lasts 10 years.
- does what it is supposed to do, and for a long time (10 years)
Contra
- Battery not replaceable (not absolutely necessary with a lifespan of 10 years)
- Fixed battery, i.e. the entire device must be disposed of after a maximum of 10 years
- Does not last 10 years

5. Netatmo Smart smoke detector
The smart smoke detector is a photoelectric (optical) smoke detector that enhances the safety of your home. When a fire breaks out and the powerful 85 dB alarm is triggered, the smart smoke detector sends this alarm in real-time directly to your smartphone. This allows you to take action even when you are away. Unlike conventional smoke detectors, the smart smoke detector alleviates your worries by sending real-time alerts to your smartphone and those of your family members as soon as smoke is detected. Simply install the wireless smart smoke detector on the ceiling in any bedroom, children's room, and hallway, download the app, and you can protect your home from fires. It's that easy.
Pro
- Easy installation and integration into the app
- Control / alarm also via app
- Easy to integrate into HomeKit
Contra
- Battery flat after 4 - 5 years
- Relatively expensive
- Battery level low after only 4 years (promised 10 years)

6. Brennenstuhl Smoke detector RM C 9010
If the worst comes to the worst, smoke alarms can become life savers, so they should not be missing from any household. With the RM C 9010 Smoke Detector you create a plus in safety for property and residents of a house, because fires can be triggered anytime and anywhere.
The photoelectric smoke detector, tested according to EN 14604, triggers an alarm signal with a penetrating volume of 85 dB when smoke is detected. It thus warns affected persons early and reliably. For easy installation of the smoke detector, it is delivered including the necessary installation material.
When you put the RM C 9010 Smoke Detector into operation, you can easily check its functionality with a test button. If the smoke detector works, an LED lights up as an optical indicator.
Pro
- Simple assembly
- mega loud. must be like this
- With battery included
Contra
- Batteries supplied run out quickly
- Battery life
- Operation via conventional battery

7. Brennenstuhl RM C 9010
Smoke detector with replaceable 9V block battery - battery life of at least 1 year. In case of an alarm, the smoke detectors emit a loud, penetrating alarm signal (85 dB) - smoke alarms save lives. Fire detectors tested and certified according to EN 14604 - more safety for you, your family, and your property. Smoke alarms detect smoke early in your indoor spaces and warn you in time of potential dangers - ideal for ceiling mounting in bedrooms, living rooms, children's rooms, hallways, etc. Delivery includes: 3x smoke detectors RM C 9010, 3x 9V block batteries, 3x mounting materials.
Pro
- Simple installation (with individually purchased magnetic holder)
- mega loud. must be like this
- Battery is already included
Contra
- Batteries do not last long
- Battery life
- Operation via conventional battery

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 increased CO concentrations in indoor air and warns with a loud alarm signal (85 dB). Ideal for use in rooms with a fireplace.
Pro
- Fast and functional
- Simple installation
- Favourable price

9. Abus Mini smoke detector GRWM30600
Most fires are caused by technical defects such as electrical faults. Since the sense of smell also sleeps at night, most people only wake up when dense smoke makes it difficult to orient themselves, preventing them from getting to safety in time. Toxic smoke gases can lead to unconsciousness after just three breaths and can result in death within a short period.
The photoelectric smoke detector features a very compact design. It detects even the smallest smoke particles and warns residents with a loud alarm early and effectively of an emerging fire. The detection range of the smoke detector is up to 40 m² and is limited to the room in which it is installed. Unwanted alarms, for example from dust or steam, can be easily and conveniently silenced by pressing the large test button.
Pro
- Small, handy, great as a travelling smoke detector
- damn loud
- Simple installation
Contra
- Battery through after 1.5-2 years
- Replacement device also triggered false alarms
- Screws are too long

10. Hekatron Genius Plus
Hekatron Smoke Detector Genius Plus including 10-Year Battery. This smart stand-alone smoke detector meets the highest standards of quality and reliability. Developed in a state-of-the-art fire protection laboratory in Europe, it fulfills the highest testing criteria of VdS and is one of the few smoke alarms in Germany to carry the coveted Q quality seal.
Highlights and Details: No battery replacement needed (10-year lifespan), app capability via Smart Sonic, certified to EN 14604, VDS, and Q-Label, continuous self-monitoring, pollution forecast, active pollution tracking, alarm memory, bedroom activated (no status messages or blinking LED at night), Smart Sonic (acoustic data transmission technology), noise suppression at night using real-time clock, automatic compensation for temperature fluctuations via temperature sensor, mounting according to VdS: single hole/dual hole/stick-on, acoustic, frequency-optimized alarm, operating status display: multi-colored LED (green, orange, red) "Soft Flash."
Advanced Application Areas: The Genius Plus is suitable for challenging environmental conditions, such as in stairwells and corridors, as well as in frost-free basements and attics. Built-in battery, typical battery life of 10 years. Additional functions in conjunction with Genius Home or Genius Pro App and smartphone: detailed status display, history and action recommendations on the smartphone (on-site diagnosis, creation of maintenance documentation according to DIN 14676, documentation forwarding via the smartphone's "Share" function). Genius Pro and Genius Home App available for iOS and Android in Germany and Austria.
Delivery: Smoke detector, mountings, stick pad, quick guide.
Pro
- Quick and easy installation
- Simple installation
- Simple commissioning
Contra
- Battery life 8 years for Genius H model
- Connection with app difficult to impossible
- 10 years running time, I have not experienced this with the identical model
