What smoke detectors are compatible with firex
Sarah Rodriguez
Published Apr 12, 2026
Compatible Firex alarms: 406 (G-6), 4518 (ADC), 4618 (FADC), 484 (PG-40), 4480 (PAD), 5700 (ADH), 499. First Alert designs and creates safety products that preserve and protect the things that are the most important to you, from your children and family to your home and the priceless memories stored inside.
Are Kidde and Firex interchangeable?
Kidde acquired the manufacturer of Firex branded products in 2009 – Invensys Controls no longer manufactures or supports these products. … If you own any of these products, they should be replaced with a current Kidde model.
Can you mix brands of hardwired smoke detectors?
Absolutely! You can mix and match hardwired First Alert, BRK, and Onelink models.
What products will Firex alarms interconnect with?
BrandModelFirex**FADC ADC ADFirst Alert® and BRK®SA4121B 4120 4919 5919 86 RACIs Firex compatible with BRK?
The First Alert BRK ADF-12 Smoke Alarm Adapter Plug 12pk easily connects tp competitive Firex alarms without rewiring. This product is compatible with BRK and Firex Smoke Alarms and saves time and installation costs when retrofitting existing homes or apartments.
Can you interlink different smoke alarms?
Up to 50 smoke, heat or carbon monoxide alarms can be interlinked in a network for maximum coverage. … Additional smoke, heat, CO and specialised products such as strobes and pads and low frequency sounders for the deaf and hard of hearing can easily be wirelessly added or removed.
Is Firex still in business?
The manufacturer of Firex® branded products was acquired by Kidde in 2009. Invensys Controls no longer manufactures or supports these products.
What is a BRK smoke detector?
Product Description: The smoke alarms are 120V AC hardwired with battery backup. … The battery backup provides optimal protection in the event of a power outage. These alarms are also capable of interconnecting with up to 18 (12 smoke, 6 CO/ heat/ relay) other First Alert or BRK hardwired alarms.Can you mix Kidde and First Alert smoke detectors?
The First Alert BRK ADK-12 Smoke Alarm Adapter Plug 12pk easily connects tp competitive Kidde, Fyrnetics and Lifesaver alarms without rewiring. This product is compatible with BRK and Kidde Smoke Alarms and saves time and installation costs when retrofitting existing homes or apartments.
Are firex and First Alert compatible?First Alert ADF-12 BRK/Firex Smoke Alarm Adapter Plugs This product is compatible with BRK and Firex Smoke Alarms and saves time and installation costs when retrofitting existing homes or apartments.
Article first time published onHow long are Firex smoke detectors good for?
How long does a Firex smoke detector last? Smoke detectors should be replaced every 8 to 10 years; battery-powered Firex smoke detectors are built to last 10 years.
How much is a Firex smoke detector?
current product Top RatedTop RatedKiddeKiddeFirex Smoke Detector, Hardwired with Battery Backup & Front-Load Battery Door, Smoke AlarmFirex Smoke Detector, Hardwired with 9-Volt Battery Backup & Front Load Battery Door, Adapters Included, Smoke Alarm$1497 $16.97 Save $2.00 (12%)$1997(2979)(1704)
Which is better Kidde or First Alert?
I will tell you about the two leading smoke and carbon dioxide detectors that are very popular in the market is Kidde and First Alert smoke detectors. First Alert has better features than the Kidde because of the alarm system with a verbal warning of the threat.
Is Kidde compatible with BRK?
The BRK ADK-12 Smoke Alarm Adapter Plug 12pk easily connects competitive alarms without rewiring. This product is compatible with BRK and Kidde Smoke Alarms and saves time and installation costs when retrofitting existing homes or apartments.
Are all First Alert smoke detectors interchangeable?
All modern hardwired First Alert, Onelink, and BRK alarms use the same wiring technology, and can interconnect. It’s also safe to mix and match several types of hardwired detector, like a photoelectric smoke alarm near the kitchen and a heat detector near the garage.
Is BRK a good smoke detector?
Best for most: The First Alert BRK 3120B is a simple but high-quality smoke detector. With dual sensors and OptiPath technology, it can quickly detect both smoldering and big-flaming fires. It’s a great choice for most homes, and it’s cheaper than many lower-quality devices.
How long does a first alert 9120b last?
To ensure your family’s safety, all carbon monoxide and smoke/CO combination alarms need to be replaced every 5-7 years.
Are 10 year battery smoke detectors good?
The National Fire Protection Association (NFPA) recommends every smoke alarm be replaced after 10 years and that regular batteries be replaced every six months. With 10-year sealed battery alarms, battery replacements and late-night battery chirps are eliminated for a decade.
Are Kidde and First Alert the same company?
Kidde also makes dual-sensor units that use ionization and photoelectric technologies. The main manufacturers of smoke detectors and CO alarms are First Alert and Kidde, representing three-quarters of the market.
How do I install Kidde Ka F2 adapter?
You will need to remove the existing Firex® mounting plate and install the mounting plate supplied with your new Kidde alarm. Connect the KA-F2 adapter to the Firex® wiring harness then attach your Kidde alarm to the adapter. Secure the Kidde alarm to the mounting plate.
Do all Kidde smoke alarms use the same mounting bracket?
A: No. These alarms feature a one-screw mounting bracket to make installation easy.
Can I replace a hardwired smoke detector with a battery operated one?
Replacing a hard-wired smoke detector is almost as easy as replacing a battery-powered version. New alarms are inexpensive. … Turn off the power at the main electrical panel and disconnect the old alarm (Photo 1). Check to make sure the power is off with your voltage tester.
Why does my FireX smoke alarm keep going off?
The buildup of dust or the movement of insects in the unit’s sensing chamber can trigger the alarm. If the alarm goes off mostly at night, it’s likely that insects are getting into the sensing chamber. To prevent these false alarms, regularly clean the FireX smoke alarm and locate it to an area less prone to bugs.
Why is Kidde smoke alarm flashing red?
If the smoke is not too dense, the alarm will silence immediately and the red LED blinks every 10 seconds. This indicates that the alarm is in a temporarily desensitized condition.
Can I replace just one smoke detector?
When detectors are about that old or older, replace them all at the same time. But if they are just a few years old and one keeps chirping even after you’ve replaced the backup battery or fails to sound when you press the test button, just replace that one.
How do I remove battery from firex?
- Remove the smoke detector by turning it counterclockwise to remove it from the mounting bracket. …
- Pull out the old battery. …
- Put in the new battery, making sure the polarized ends are facing in the right direction.
Does firex alarm detect carbon monoxide?
The Kidde Firex Combination Smoke & Carbon Monoxide Detector uses a 120-V AC power source with one nine-V alkaline battery as backup so your home is always protected. This detector will warn you of fire particles and elevated carbon monoxide levels, even if the power is out, with its voice alert system.
How many carbon monoxide detectors do I need?
As mentioned, the CPSC recommends at least one carbon monoxide detector on each level of a home, outside sleeping areas.