Can I Use A Regular 9 Volt Battery In My Smoke Detector?

by | Last updated on January 24, 2024

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Can I use a regular 9 volt battery in my smoke detector? The industry favorite 9-volt battery for battery-operated smoke alarms from a mega-brand – this is one of the very best 9v batteries for smoke detectors.

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Can you use any 9 volt battery for smoke alarms?

Which batteries do smoke detectors need?

Most use 9-volt alkaline

(you know, those rectangular boxes with two prongs at the end?) but some use AA. It'll be specified in the battery compartments in your smoke alarms, so have a look to be sure.

Can you put regular batteries in a smoke detector?


Alarms with traditional (alkaline) batteries are fine

. But those batteries must be changed at least once a year—and you may experience a “chirping” sound when the batteries are dying, which will require your immediate attention for safety. Instead, we recommend you get alarms that have long-life lithium ion batteries.

Are all 9V batteries the same?


No, unfortunately there are very small differences in size of 9 volt batteries

, even in brand name 9v batteries such as Energizer (or Energizer Industrial) and Duracell (or Duracell Procell). This plays a significant role in 9v batteries fitting properly into a device.

Can you use Duracell batteries in smoke detectors?


Duracell 9V batteries are ideal as smoke alarm batteries or as ham radio batteries

. Duracell 9V batteries are made with the same quality you've come to expect from all Duracell products, so you can trust that they will last in the devices you need the most.

What are the best batteries to put in a smoke alarm?


Duracell 9V and Specialty batteries

– ideal for Smoke Alarms.

Can I use a 9-volt lithium battery in my smoke detector?

A.

Lithium 9Vs aren't recommended for smoke detectors unless you follow a strict battery replacement schedule

. Those batteries maintain a high voltage until the end of their usable life, so they provide a much shorter “low battery” warning to alert you that it's time to swap in a fresh one.

Do you have to use Kidde batteries?

How Do I Replace My Smoke Alarm's Battery?

Kidde recommends replacing the batteries in all of your alarms at least once a year, or any time the unit indicates that the battery is low

.

How do you get a smoke alarm to stop chirping without a battery?

To fix your smoke alarm from chirping pointlessly, first

discharge the device, use the hush button, and reconnect all the cables

. Next, you can try resetting the circuit breaker and your smoke alarm as well.

Will a hard wired smoke detector work without a battery?

Smoke Alarm Power Sources


Without the battery, neither of these units has the power to go off

. Other smoke detectors get hardwired, meaning they tap into and draw their power from the home or building's electricity. Hardwired alarms often have a battery backup just in case the electrical power goes out.

What can I use instead of 9V battery?

9V Battery Equivalents Are:

6LR61, 6AM6, Duracell MN1604, Rayovac A1604, Energier 522, Varta 4922, MX2400, 1604A, Radio Battery, Smoke Alarm, 9V Block, Krona, PP3

.

Which 9V battery is better Energizer or Duracell?

When it comes down to the choice between Duracell and Energizer,

there's no outright winner

. Both brands use the best technologies and aren't significantly different in any other features. Whether you want to go with Duracell or Energizer is a matter of preference.

Why are 9 volt batteries different?

A 9V Battery is not exactly 9V in voltage.

A nine-volt battery is standard battery size and shape, not the actual voltage or nominal voltage itself

. Some of these batteries have working voltages ranging from 6.5V – 8.4V. Only 9V have a voltage that is exactly 9 volts.

What kind of battery does a Kidde smoke detector take?

Helpful? A: The

AA Battery

is guaranteed to power a Kidde smoke alarm or carbon monoxide alarm for no less than 2 years or we will replace the batteries. The batteries must be installed in the Kidde alarm within one year of both the date of purchase of the batteries and the date of manufacture of the Kidde alarm.

Are all smoke alarm batteries the same?


Alkaline batteries and lithium batteries are suitable for 9V smoke alarms and other 9V products

. The 10 year long life lithium batteries last up to 5 times longer than alkaline batteries and up to 10 times longer than carbon-zinc batteries.

Does battery brand make a difference?

Our exclusive test results gathered by the Worcester Polytechnic Institute show that in terms of power over time,

there's no discernible difference between expensive, name-brand batteries and cheaper generic ones

. Dealnews didn't compare every generic, so it's possible some might not work as well as name brands.

Which brand of 9V battery lasts the longest?

If you are looking for long-lasting 9V batteries, no other product will be as efficient as the

Duracell Coppertop battery

. It's engineered in a way that it can power most of the household items requiring a 9-volt input power supply.

How do I make my smoke detector stop chirping?

  1. Turn off the power to the smoke alarm at the circuit breaker.
  2. Remove the smoke alarm from the mounting bracket and disconnect the power.
  3. Remove the battery.
  4. Press and hold the test button for at least 15 seconds. …
  5. Reconnect the power and reinstall the battery.

Can you use AA lithium batteries in smoke detectors?

If you can,

you should choose AA batteries for smoke detectors

. These AA batteries hold three times more energy than the 9V batteries. In some areas of the country, you're required to have a 10-year sealed battery for your smoke detectors. These batteries do last an entire decade without having to change them.

What voltage replace smoke detector battery?

Some First Alert or BRK alarm models run on a

9-volt

battery or backup battery. The battery should be replaced once per year. In this article, you'll learn how to replace a 9V battery in a smoke alarm.

Can you use any 9 volt battery in a Kidde smoke alarm?

Product Details. Kidde replacement batteries for Smoke and CO alarms that are 9-Volt battery operated or have battery backup.

Can be used in all brands of Smoke and CO detectors

.

Do Kidde smoke detectors need special batteries?

You should refer to the product label found on the back of your alarm (or the user's manual) to identify which type, brand, and battery model is recommended for your specific alarm.

Alarms require fresh and powerful batteries

.

Why is my smoke alarm chirping after I replaced the battery?

When you change the batteries on your smoke detector, it may chirp for up to 10 seconds. This chirping is normal and signals that

the device is receiving fresh power

.

How long will a smoke detector chirp before it dies?

Most battery powered smoke detectors will beep for

a minimum of 30 days

before the battery dies. You'll know the battery is losing charge if you hear consistent beeping every 30 to 60 seconds.

Why is the red light flashing on my smoke detector?

Your alarm manufacturer may have included a blinking red light to let you know it's time to test the alarm again.

The Batteries are Low

: Usually accompanied by a loud beep, a blinking red light could mean the batteries in the unit are low. Consider adding fresh batteries and running a test to make sure it's working.

What does the hush button on a smoke detector?

The “HUSH” feature has the capability to

temporarily desensitize the smoke alarm circuit for approximately 7 minutes

. This feature is to be used only when a known alarm condition, such as smoke from cooking, activates the alarm. The smoke alarm is desensitized by pushing the “HUSH” button on the smoke alarm cover.

Can I replace wired smoke detector with battery?

If you find that your alarms are connected to wires, don't be intimidated.

Replacing a hard-wired smoke detector is almost as easy as replacing a battery-powered version

. New alarms are inexpensive.

Why do smoke detectors need batteries if they are hard wired?

The hardwired smoke detectors attached to your home's electrical system have backup batteries

to sound the alarm even if the power goes out

. You do need to change the batteries when the unit indicates that they are low on power to ensure continuous protection from smoke and fires.

How can I make a 9V battery at home?

Can I use Double a instead of 9V?

Two (alkaline) AA cells occupy 1.3 cubic inches, the same as a 9V battery, but contains 6WH of energy, compared to just 4WH in an alkaline 9V battery. Two AA cells also cost less than a 9V battery. 1

The additional energy in the AA cells provides longer operating life when compared to a 9V battery based solution

.

Are there AAA batteries in a 9 volt battery?

What's the best 9-volt battery?

Whats the best 9V battery?

  • Best Overall. Energizer MAX 9V Batteries. …
  • Runner Up. ACDelco 12-Count 9 Volt Batteries. …
  • Best Lithium. Tenergy 9V Lithium Batteries. …
  • Best Rechargeable. EBL 4-Pack Li-ion 9 Volt Rechargeable Batteries. …
  • Best in Bulk. Energizer Max Alkaline 9 Volt, 24 Pack. …
  • Also Consider. …
  • Also Consider.

Are Kirkland batteries the same as Duracell?

Many people are hesitant to buy knock-off or store brand batteries because they never seem to last as long as the big-name brands like Energizer or Duracell. Well, that won't be the case with Kirkland batteries, because

they're actually made by Duracell

.

Are 9 volt batteries still used?

As the power demands of transistor radios came down, so did the power output of the battery, until its size and power was eventually standardized into the 1604 international ANSI standards.

Today, the 9 V battery is used in everything from speakers and smoke alarms to walkie-talkies and industrial meters

.

What kind of battery does a Kidde smoke alarm take?

Helpful? A: The

AA Battery

is guaranteed to power a Kidde smoke alarm or carbon monoxide alarm for no less than 2 years or we will replace the batteries. The batteries must be installed in the Kidde alarm within one year of both the date of purchase of the batteries and the date of manufacture of the Kidde alarm.

Juan Martinez
Author
Juan Martinez
Juan Martinez is a journalism professor and experienced writer. With a passion for communication and education, Juan has taught students from all over the world. He is an expert in language and writing, and has written for various blogs and magazines.