Best A27 Button Batteries of 2026

Bonnie Salem Avatar
Bonnie Salem
Last Updated: Jan 22, 2026

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

A27 button batteries are a small and powerful type of battery commonly used in small electronic devices. These batteries are often found in remote controls, key fobs, and other small devices that require a reliable power source. Despite their small size, A27 button batteries can provide long-lasting power and are designed to be durable and reliable. They are easy to install and replace, making them a popular choice for a wide range of electronic devices. With their compact size and powerful performance, A27 button batteries are an essential component in many everyday electronics.

At a Glance: Our Top Picks

Energizer Pack of 2 x 27A 12V Alkaline Batteries Cover #TOP 1
Energizer Pack of 2 x 27A 12V Alkaline Batteries
ftb score rating icon 9.9
LOOPACELL A27 27A 23-279 MN27 12v Battery Pack of 20 Cover #TOP 2
LOOPACELL A27 27A 23-279 MN27 12v Battery Pack of 20
ftb score rating icon 9.8
Energizer A27 12V Miniature Alkaline Battery Cover #TOP 3
Energizer A27 12V Miniature Alkaline Battery
ftb score rating icon 9.6

Top 10 A27 Button Batteries

#TOP 1

Energizer Pack of 2 x 27A 12V Alkaline Batteries

Energizer Pack of 2 x 27A 12V Alkaline Batteries Cover
Pack of 2 x 27A A27 G27A B-1 L828 CA22 GP27A Battery 12V

The Energizer Pack of 2 x 27A 12V Alkaline Batteries offers top-quality, long-lasting power for various devices such as toys, watches, cameras, calculators, car security alarms, and more. These batteries are equivalent to other brands and come sealed in a card to prevent them from touching each other. The package also includes a Loopacell brand microfiber cleaning cloth.

What We Like
Long-lasting power
Suitable for various devices
Comes sealed in a card to prevent damage
#TOP 2

LOOPACELL A27 27A 23-279 MN27 12v Battery Pack of 20

6E-XKRS-WOJ1
LOOPACELL A27 27A 23-279 MN27 12v Battery Pack of 20 Cover
Loopacell A27 27A 23-279 MN27 12v Battery Pack of 20

The LOOPACELL A27 27A 23-279 MN27 12v Battery Pack of 20 is a brand new and fresh button battery pack that can be used in many electronic home devices. This product is manufactured in China and comes with a 12V battery.

What We Like
Brand new and fresh
Can be used in many electronic home devices
Comes in a pack of 20
#TOP 3

Energizer A27 12V Miniature Alkaline Battery

50219
Multicolor
1 Count (Pack of 6)
Energizer A27 12V Miniature Alkaline Battery Cover
Energizer A27 Batteries, 1 Pack

The Energizer A27 Battery is a reliable power source designed to keep your devices running smoothly. It offers long-lasting energy, ensuring you don’t have to worry about frequent replacements. This battery works well with many gadgets like cameras, video game controllers, Bluetooth headsets, and medical devices such as glucose and blood monitors, making it a versatile choice for your needs. With a compact A27 size and a 12-volt output, it fits perfectly in small electronic devices. Plus, it’s an eco-friendly option since it contains zero mercury, helping you power your devices with less environmental impact.

What We Like
Long-lasting power
Wide device compatibility
Compact A27 size
12-volt output
Mercury-free design
#TOP 4

Duracell 12V Specialty Alkaline Battery

66274
No Color
1 Count (Pack of 1)
Duracell 12V Specialty Alkaline Battery Cover
Duracell - 27 12V Specialty Alkaline Battery - Long Lasting Battery - 1 Count

The Duracell 12V Specialty Alkaline Battery is a reliable and durable product that is easy to use. This long-lasting battery adds great value to your electronic devices. It's manufactured in China and comes from a trusted brand name, Duracell.

What We Like
Reliable and durable
Easy to use
Long-lasting
#TOP 5

LOOPACELL 12V Alkaline Batteries

LOOPACELL 12V Alkaline Batteries Cover
LOOPACELL 12 Volt Alkaline Batteries MN27 A27 27A 2 Pack

Introducing the Loopacell 12V Alkaline Batteries, the perfect power source for your everyday needs. These batteries, from the trusted Loopacell brand, are designed to replace MN27/A27 A27 and all equivalents, ensuring compatibility with a wide range of devices. Whether you need reliable power for toys, watches, cameras, calculators, car security alarms, keyless car remotes, organizers, or computer equipment like CMOS memory backup batteries, these batteries have got you covered. With their super fresh and top-quality performance, you can enjoy long-lasting power and peace of mind knowing your devices will always be ready to go. Don't settle for anything less than the best, choose Loopacell 12V Alkaline Batteries for all your power needs.

What We Like
Trusted Loopacell brand
Wide compatibility with various devices
Super fresh and top-quality performance
#TOP 6

PoundMax 27A / L828 Batteries

PoundMax 27A / L828 Batteries Cover
PoundMax 27A / L828 Batteries 12v Alkaline Battery Combo Pack - 5 Count

PoundMax Alkaline Battery Combo is a reliable and long-lasting power source for a variety of electronic devices. With operating temperatures ranging from -22°F to +140°F, these batteries can be used in extreme weather conditions. They have a long shelf life, making them ideal for powering garage door openers, remote controls, doorbells, car alarms, and more. With a voltage of 12V, PoundMax Alkaline Battery Combo provides the power needed to keep your devices running smoothly. The high-quality construction ensures durability and performance, while the compact size (28mm x 8mm) allows for easy installation. Trust PoundMax Alkaline Battery Combo to provide the power you need for all your electronic devices.

What We Like
Reliable long-lasting power
Wide operating temperature range
Long shelf life
#TOP 7

Hillflower 10 Piece 27A A27 MN27 L828 CA22 27 Card 0% Mercury 0% Hg 12V Alkaline Battery

27A-HF-L1AC4-C10
Hillflower 10 Piece 27A A27 MN27 L828 CA22 27 Card 0% Mercury 0% Hg 12V Alkaline Battery Cover
Hillflower 10 Piece 27A A27 MN27 L828 CA22 27 Card 0% Mercury 0% Hg 12V Alkaline Battery

Hillflower Alkaline 12V Battery is a high-quality product exclusively made for the US market. The battery features various compatible models such as 27A, A27, MN27, and GP27. These models ensure compatibility with a wide range of devices. The 12V Alkaline battery provides long-lasting power, making it perfect for devices that require consistent energy supply. With the Hillflower Alkaline 12V Battery, you can rely on its quality and performance for your electronic devices.

What We Like
High Quality
Wide Compatibility
Long-lasting Power
#TOP 8

Button Cell Battery, A27, 12V

A27BPZ
Button Cell Battery, A27, 12V Cover
Button Cell Battery, A27, 12V

This button cell battery has a case size of 6 and belongs to the category of button batteries. It is a reliable power source that can be used in various electronic devices that require a 12V battery.

What We Like
Reliable power source
Compatible with various electronic devices
#TOP 9

Hillflower 12V Alkaline 27A Battery Pack

27A-HFSNP-L3AC4-C10
Hillflower 12V Alkaline 27A Battery Pack Cover
Hillflower 10 Piece 27A A27 MN27 L828 CA22 27 Card 0% Mercury 0% Hg 12V Alkaline Premium Battery

The Hillflower 27A Battery is a reliable choice for your small electronic devices, thanks to its compatibility with various similar models like MN27 and CA22. This battery runs on 12 volts, providing consistent power for remote controls, keyless entry systems, and other gadgets. Being an alkaline battery, it offers longer-lasting energy compared to standard options, so you won't have to replace it frequently. Plus, this premium battery is designed exclusively for the US market, ensuring quality and performance tailored to your needs. With the Hillflower 27A Battery, you get a dependable power source that keeps your devices running smoothly.

What We Like
Wide model compatibility
12V consistent power
Long-lasting alkaline energy
Premium US market quality
#TOP 10

Hillflower 12V Alkaline Battery

27A-HF-L1AC3-B10
Hillflower 12V Alkaline Battery Cover
Hillflower 10 Piece 27A A27 MN27 L828 CA22 27 Bulk 0% Mercury 0% Hg 12V Long Duration Alkaline Battery

The Hillflower 12V Battery offers a wide range of compatibility, fitting various models like A27, MN27, and CA22. This high-quality alkaline battery ensures longevity, making it ideal for devices that require reliable power. With its 0% mercury composition, you can use this battery with peace of mind, knowing it’s environmentally friendly. Designed exclusively for the US market, this battery meets local standards, ensuring you get a product that's tailored to your needs. Enjoy the convenience of having a dependable power source for your devices with the Hillflower 12V Battery.

What We Like
Wide compatibility
Long-lasting performance
Environmentally friendly
Exclusive US market design
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What battery is equivalent to A27?

A27 batteries are a dry-cell alkaline battery that are slightly thinner that standard AAA batteries. A27 batteries are used in devices such as small remote control devices and electronic lighters. A27 equivalents include GP27A, MN27, L828,G27A,V27A, and G27A.

2. Are A27 and A23 batteries the same?

An A27 battery is cylindrical, 27.8 mm long and 7.7 mm in diameter, with a typical weight of 4.4 grams, and a typical capacity around 20 mAh. It has nominal voltage of 12 V. It is thus similar to the A23 battery, with almost the same length and the same nominal voltage, but thinner, made of eight LR732 button cells.

3. What are A27 batteries used for?

The A27 battery is commonly used in keyfob remote controls, wireless alarms, cigarette lighters, GPS devices, utility meters, and photographic equipment which requires a high pulse current.

Editor's Notes

During our a27 button battery research, we found 24 a27 button battery products and shortlisted 10 quality products. We collected and analyzed 50,244 customer reviews through our big data system to write the a27 button batteries list. We found that most customers choose a27 button batteries with an average price of $6.42.

The a27 button batteries are available for purchase. We have researched hundreds of brands and picked the top brands of a27 button batteries, including My Battery Supplier, LOOPACELL, Energizer, DURACELL, PoundMax. The seller of top 1 product has received honest feedback from 10,070 consumers with an average rating of 4.9.

Written by
Bonnie Salem Avatar

Bonnie Salem is a stay-at-home mother with two-year-old twins and has spent almost half of her life surrounded by baby products. As a mother and a professional copywriter, she has an insightful and unique eye for researching products suitable for infants. Bonnie Salem is an expert in health and nutrition who lives with her family in New Jersey. She has over 15 years of working experience in an institute of medicine after graduating from the University of Toronto. She is highly interested in personal health and wellness.