Best Aa Batteries For Smoke Detectors

70 Products Considered
40 Hours of Research
5 Experts Interviewed
652 Reviews Analyzed

I’m sure you’ll agree with me when I say this:

Buying the best aa batteries for smoke detectors can be a challenge.

It can seem like there are hundreds or even thousands of home improvement products to choose from but there’s nothing that fits your specific needs. Oh, we know that feeling.

Best Aa Batteries For Smoke Detectors
Best Aa Batteries For Smoke Detectors
First Alert Smoke Detector, Photoelectric and Ionized Alarm | Hardwired with Battery Backup,...
  • Hardwired alarm includes battery backup for power outages
  • Photoelectric and ionization sensors provide comprehensive fire detection
  • A single button makes alarm easy to test monthly or silence during a false alarm.Temperature Range:40¬įF (4¬įC) to 100¬įF (38¬įC)

It sucks when you’ve got a budget to fit in and you want to find something that would be the best bang for the buck, but it’s impossible to narrow down the choices without spending hours (sometimes tens of hours) on research and reading the reviews on the best aa batteries.

We decided that it’s time for robots to do the hard work. Here’s how:

  1. With the help of Artificial Intelligence, we analyzed hundreds of thousands (no kidding) of reviews from verified owners on Amazon and reputable expert sources like Consumer Reports, The Wirecutter, PCmag, and many others.
  2. Every product got its own rating in each category (like “best something for smoke detectors”).
  3. We compiled lists of the best products in every category and created lists like the one you can see below
  4. We shared them with the public, so you guys could make informed decisions and save time.

For this article about the Best Aa Batteries For Smoke Detectors we reviewed and evaluated more than 180+ aa batteriess. The AI (artificial) selected only those that received the top award. Only winners are listed below. You can see the highest overall rating of each item and a comprehensive breakdown of its characteristics.

Best Aa Batteries For Smoke Detectors – Comparison Table

aa batteries Reviews and Buying Guide

With more choices than ever, it can be hard to find the aa batteries that’s right for you. And it can be frustrating to shop for the best aa batteries for smoke detectors, hoping to find the one that can help you. But don’t worry. With our tools and guides, we can help.

We provide consumers with the information they need to get the most out of their new purchases. We’ve discussed our favorite deals and services, and sorted out the strengths and weaknesses of each variation. We’ve even pinpointed what makes a good aa batteries, helping you identify and avoid the pitfalls of price gimmicks and overpriced home improvement brands.

4,778 Reviews
  • Hardwired alarm includes battery backup for power outages
  • Photoelectric and ionization sensors provide comprehensive fire detection
  • A single button makes alarm easy to test monthly or silence during a false alarm.Temperature Range:40¬įF (4¬įC) to 100¬įF (38¬įC)
  • Two latching features help indicate a low battery or the originating alarm in a system
  • Optipath 360 patented technology provides 360 degrees of access to the smoke alarm. Emits T3 Pattern
  • Equipped with a dual photoelectric and ionization smoke sensor to quickly detect both fast burning and smoldering fires
3,454 Reviews
  • Keep your family safe with this hardwired smoke and carbon monoxide alarm; the battery backup means constant monitoring, even if there's a power failure
  • Features an electrochemical Carbon Monoxide sensing technology as well as an ionization sensor that detects the fine particles of a fast burning fire
  • Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85 decibel siren provides a clear, loud warning upon detection
  • Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected
  • Simple to use, with a single test/silence button, and side load battery compartment; tamper resistant locking brackets and universal mounting brackets make installation easy
  • Rigorously tested to meet UL standards
2,933 Reviews
  • Voice Alarm ‚ÄďAnnounces the hazard type detected thereby helping to speed up the correct reaction to the hazard detected. Alarm announces ‚ÄúFire!‚ÄĚ when a smoke or fire hazard is detected and announces ‚ÄúWarning Carbon Monoxide‚ÄĚ when a CO hazard is detected
  • Combined Carbon Monoxide and Smoke Alarm ‚Äď A single unit can be installed where previously, two were needed. Reduces installation time and helps to keep home d√©cor attractive.
  • Audio alarm: 85 dB at 10 feet. Test/Reset Button and LEDs ‚Äď Tests alarm circuitry and triggers the voice announcement. Flashing green for normal operation and flashing red for alarm condition. Humidity Range: 10 percent to 95 percent relative humidity non-condensing
  • Battery - Provides protection even during power outages when many fire and carbon monoxide incidents occur. The unit warns of a low battery condition by announcing ‚Äúlow battery‚ÄĚ and by initiating an alarm chirp and activating a flashing red LED. The battery door will not close unless the batteries are properly installed. Note : The date printed on the item is manufacturing date,not the expiration date. Refer to the PDF attached below in Technical Specification for Manual.
  • Voice Announcements - Hush Feature temporarily silences nuisance alarms with ‚ÄúHUSH MODE ACTIVATED‚ÄĚ and ‚ÄúHUSH MODE CANCELLED‚ÄĚ voice announcement. If the alarm had detected a CO level of 100ppm or higher, the unit will announce ‚ÄúCARBON MONOXIDE PREVIOUSLY DETECTED‚ÄĚ to warn of the CO incident, when the Test/ Reset button is pressed.Temperature Range:40ňöF (4.4ňöC) to 100ňöF (37.8ňöC).Voltage (volts):4.5
359 Reviews
  • REPLACE SINGLE-USE BATTERIES - The Tenergy Centura¬†9V rechargeable battery is a perfect replacement for alkaline battery. Use it with any electronic devices like smoke detectors/fire alarms, microphones, medical equipment, electronic toys, walkie-talkies and many more.
  • LOW SELF DISCHARGE - The Tenergy 9V battery has built in low self discharge technology that prevents it from losing its power after long storage periods. Once charged, it can be stored for 12-24 months with a high capacity percentage left. Unlike typical and normal NiMH batteries, Centura Low Self Discharge batteries can retain up to 85% of capacity even if stored for 1 year!
  • ECO-FRIENDLY & MONEY SAVING - Reduce. Reuse. Save. Being one of the most cost-effective batteries, the Tenergy rechargeable NiMH 9V battery can be recharged up to 1000 times.The battery pays for itself after 5 charges. So avoid wasting time and money on the disposable alkaline batteries and use our replacement 9V batteries to decrease the waste disposables leave behind.
  • READY TO USE - Ready to use out of the package. Combine the advantages of alkaline batteries with that of rechargeable batteries, making them the perfect choice for smoke alarm batteries. Great household batteries for any time you are low on power for your battery operated devices.
  • LONGER LASTING CAPACITY - With no memory effect on our rechargeable NiMH 9V battery, charge your batteries anytime. Even when they are only partially drained, you won't have to worry about the long term memory effect and will still get the full capacity after each use.¬†
430 Reviews
  • Battery: 4 pack 6F22 9V 600mAh lithium-ion rechargeable battery
  • No memory effect,improved low self discharge makes it still maintain 75% of capacity after 3 year of non-use
  • Batteries can be recharged up to 1200 times, high quality with professional care
  • Convenient operation without memory effect?can be charged anytime
  • Recommended for smoke alarms, professional audio and medical devices
2,497 Reviews
  • Industrial use
  • Duracell porcello
  • Long lasting alkaline power cells
190 Reviews
  • Includes two smoke detectors that can connect with compatible detectors to create a fire alarm system
  • When one alarm is triggered, all connected alarms will sound
  • Battery-operated smoke alarms can be installed easily
  • Photoelectric sensors detect smoke with reduced false alarms
  • Each smoke detector features a single, simple button for silencing false alarms and testing the unit
1,048 Reviews
  • Up to 10 year storage life
  • Leak resistant construction
  • Weigh 1/4 less than standard alkaline
1,169 Reviews
  • Help keep your family safe with this battery operated smoke alarm; it requires no rewiring for installation and provides continuous monitoring even if there's a power failure
  • Equipped with both a photoelectric and ionization sensor to quickly detect both fast burning, and smoldering fires
  • Single test/silence button lets you easily check alarm function and mute false alarms; use Polaroid AA batteries for best results
  • Loud 85 decibel siren sounds to alert you to danger
  • To ensure complete protection make sure to place one on each level of your home and in each bedroom
  • First Alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1969 (Based on a First Alert Brand Trust Survey in February 2018)
160 Reviews
  • Voltage: 9V
  • Battery type: Lithium Manganese Dioxide
  • Battery Capacity: 1200 mAh
  • Upgrade all your smoke detectors to 10-year life with the only battery warranted for 10 years
  • Reliable lithium battery keeps life-saving detectors energized for a full 10 years
  • Eliminate the cost and inconvenience of yearly battery changes in your smoke detectors
442 Reviews
  • This product adds a great value
  • Product is highly durable and very easy to use
  • This product is manufactured in China


If you buy a quality, top of the line aa batteries from a reliable brand and pay top dollar for it, you can be assured that it will perform to your liking.

Some price-conscious users seek out the cheapest products in the market to save money. These users want to make sure they get the best value at the lowest price without being scammed.

Other users simply want to get the best products and don’t care much about price.

We rated our top aa batteries list based on the quality first and only then price. So if you‚Äôre not sure whether you can afford an item, just click ‚ÄúBuy on Amazon‚ÄĚ and check the price.

Last update on 2020-01-11 at 13:32 / Affiliate links / Images from Amazon Product Advertising API

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