When it comes to batteries, there are numerous types and sizes available in the market, each with its unique characteristics and applications. Two of the most commonly confused batteries are the E90 and A23 batteries. While they may look similar, they have distinct differences in terms of their physical dimensions, voltage, and applications. In this article, we will delve deeper into the world of E90 and A23 batteries, exploring their similarities and differences, and ultimately answering the question: is E90 battery same as A23?
What Is An E90 Battery?
An E90 battery, also known as a 9-Volt battery, is a type of battery that is commonly used in a wide range of devices, including smoke detectors, carbon monoxide detectors, and radio control systems. The E90 battery is characterized by its rectangular shape with a snap connector on top, which allows it to be easily connected to devices. E90 batteries are designed to provide a reliable and long-lasting power source, making them an ideal choice for devices that require continuous power.
Physical Dimensions Of E90 Battery
E90 batteries have a standardized size, with a length of 48.8 mm, a width of 26.5 mm, and a height of 15.2 mm. This compact size makes them easy to integrate into devices, making them an ideal choice for applications where space is limited.
Voltage And Capacity Of E90 Battery
E90 batteries have a nominal voltage of 9 volts and a capacity that ranges from 200 to 600 mAh, depending on the manufacturer and type of battery. This relatively high voltage and capacity make E90 batteries suitable for devices that require a steady and reliable power source.
What Is An A23 Battery?
An A23 battery, also known as a MN21 or LRV08 battery, is a type of alkaline battery that is commonly used in small devices such as laser pointers, LED lights, and calculators. A23 batteries are characterized by their small size and cylindrical shape, making them an ideal choice for applications where space is limited.
Physical Dimensions Of A23 Battery
A23 batteries have a standardized size, with a diameter of 10.3 mm and a height of 44.5 mm. This small size makes them easy to integrate into devices, making them an ideal choice for applications where space is limited.
Voltage And Capacity Of A23 Battery
A23 batteries have a nominal voltage of 12 volts and a capacity that ranges from 40 to 60 mAh, depending on the manufacturer and type of battery. This relatively low voltage and capacity make A23 batteries suitable for devices that require a low and intermittent power source.
Similarities Between E90 And A23 Batteries
While E90 and A23 batteries have distinct differences, they do share some similarities. Both batteries are widely used in a variety of devices and are known for their reliability and long lifespan. Additionally, both batteries are available in alkaline and lithium-ion variants, offering a range of options for users.
Both E90 And A23 Batteries Are Widely Used
E90 and A23 batteries are widely used in a variety of devices, including smoke detectors, carbon monoxide detectors, radio control systems, laser pointers, LED lights, and calculators. This widespread use is due to their reliability, long lifespan, and ability to provide a steady power source.
Both E90 And A23 Batteries Are Available In Alkaline And Lithium-Ion Variants
Both E90 and A23 batteries are available in alkaline and lithium-ion variants, offering a range of options for users. Alkaline batteries are known for their affordability and environmentally friendly nature, while lithium-ion batteries are known for their high energy density and long lifespan.
Differences Between E90 And A23 Batteries
While E90 and A23 batteries share some similarities, they have distinct differences in terms of their physical dimensions, voltage, capacity, and applications.
Different Physical Dimensions
E90 batteries have a rectangular shape with a length of 48.8 mm, a width of 26.5 mm, and a height of 15.2 mm, while A23 batteries have a cylindrical shape with a diameter of 10.3 mm and a height of 44.5 mm. This difference in size and shape makes them suitable for different applications.
Different Voltage And Capacity
E90 batteries have a nominal voltage of 9 volts and a capacity that ranges from 200 to 600 mAh, while A23 batteries have a nominal voltage of 12 volts and a capacity that ranges from 40 to 60 mAh. This difference in voltage and capacity makes them suitable for different devices and applications.
Different Applications
E90 batteries are commonly used in devices such as smoke detectors, carbon monoxide detectors, and radio control systems, while A23 batteries are commonly used in devices such as laser pointers, LED lights, and calculators. This difference in application is due to their distinct characteristics and the specific requirements of each device.
Conclusion
In conclusion, while E90 and A23 batteries may look similar, they have distinct differences in terms of their physical dimensions, voltage, capacity, and applications. E90 batteries are characterized by their rectangular shape, 9-volt nominal voltage, and high capacity, making them suitable for devices that require a steady and reliable power source. A23 batteries, on the other hand, are characterized by their small size, 12-volt nominal voltage, and low capacity, making them suitable for devices that require a low and intermittent power source. Therefore, the answer to the question “is E90 battery same as A23?” is a resounding no. They are two distinct types of batteries, each with its unique characteristics and applications.
| Battery Type | Physical Dimensions | Voltage | Capacity | Applications |
|---|---|---|---|---|
| E90 | 48.8 mm x 26.5 mm x 15.2 mm | 9V | 200-600 mAh | Smoke detectors, carbon monoxide detectors, radio control systems |
| A23 | 10.3 mm x 44.5 mm | 12V | 40-60 mAh | Laser pointers, LED lights, calculators |
By understanding the differences between E90 and A23 batteries, users can make informed decisions when choosing batteries for their devices, ensuring that they get the right battery for their specific needs.
What Is An E90 Battery?
An E90 battery is a type of alkaline battery that is commonly used in small devices such as watches, hearing aids, and other small appliances. It is a cylindrical battery with a diameter of 9.5mm and a height of 5.4mm, and it has a nominal voltage of 1.5V. E90 batteries are known for their high energy density, long lifespan, and low self-discharge rate, making them a popular choice for devices that require a reliable power source.
In addition to its technical specifications, the E90 battery is also notable for its widespread use in a variety of applications. For example, many watches and other portable devices use E90 batteries as a power source, and they are also commonly used in hearing aids and other medical devices. The E90 battery’s small size, high energy density, and long lifespan make it an ideal choice for devices that require a compact and reliable power source.
What Is An A23 Battery?
An A23 battery is a type of alkaline battery that is commonly used in small devices such as remote controls, computer keyboards, and other small appliances. It is a cylindrical battery with a diameter of 10.3mm and a height of 3.9mm, and it has a nominal voltage of 12V. A23 batteries are known for their high energy density, long lifespan, and low self-discharge rate, making them a popular choice for devices that require a reliable power source.
In addition to its technical specifications, the A23 battery is also notable for its widespread use in a variety of applications. For example, many remote controls and other portable devices use A23 batteries as a power source, and they are also commonly used in computer keyboards and other electronic devices. The A23 battery’s small size, high energy density, and long lifespan make it an ideal choice for devices that require a compact and reliable power source.
Are E90 And A23 Batteries Interchangeable?
In general, E90 and A23 batteries are not interchangeable, despite their similar sizes and voltage ratings. The main reason for this is that E90 batteries have a higher capacity and energy density than A23 batteries, which means they can provide more power to a device over a longer period of time. Additionally, E90 batteries have a slightly different chemistry than A23 batteries, which can affect their performance and lifespan in certain applications.
That being said, some devices may be able to use either an E90 or A23 battery, depending on the specific requirements of the device. However, it is generally not recommended to substitute one type of battery for another without consulting the manufacturer’s instructions or specifications, as this can affect the performance and reliability of the device.
What Are The Key Differences Between E90 And A23 Batteries?
The key differences between E90 and A23 batteries lie in their size, voltage, capacity, and chemistry. E90 batteries are slightly smaller than A23 batteries, with a diameter of 9.5mm compared to 10.3mm for A23 batteries. E90 batteries also have a higher capacity and energy density than A23 batteries, which means they can provide more power to a device over a longer period of time. Additionally, E90 batteries have a nominal voltage of 1.5V, while A23 batteries have a nominal voltage of 12V.
In terms of their chemistry, E90 batteries use a zinc-carbon chemistry, while A23 batteries use an alkaline chemistry. This difference in chemistry can affect the performance and lifespan of the batteries, as well as their ability to power certain devices. Overall, while E90 and A23 batteries may appear similar at first glance, they have some key differences that set them apart from one another.
Can I Use An E90 Battery In A Device Designed For A23 Batteries?
It is generally not recommended to use an E90 battery in a device designed for A23 batteries, as this can affect the performance and reliability of the device. E90 batteries have a higher capacity and energy density than A23 batteries, which can cause them to overcharge or over-discharge in devices designed for A23 batteries. This can lead to reduced battery life, decreased performance, and potentially even damage to the device.
Additionally, the different chemistry and voltage rating of E90 batteries compared to A23 batteries can also affect their compatibility with certain devices. In some cases, using an E90 battery in a device designed for A23 batteries can even cause safety issues, such as overheating or electrical shock. It is always best to use the type of battery recommended by the manufacturer to ensure safe and reliable operation of the device.
Are E90 And A23 Batteries Commonly Used In The Same Devices?
No, E90 and A23 batteries are not commonly used in the same devices. E90 batteries are typically used in small devices such as watches, hearing aids, and other portable devices that require a compact and reliable power source. A23 batteries, on the other hand, are typically used in devices such as remote controls, computer keyboards, and other small appliances that require a slightly higher voltage and capacity.
While there may be some overlap in the types of devices that use E90 and A23 batteries, they are generally used in different applications and are not interchangeable. Devices that require a high-capacity, high-energy density battery such as an E90 are typically designed specifically for that type of battery, and vice versa.
Can I Purchase E90 And A23 Batteries At The Same Store?
Yes, it is possible to purchase E90 and A23 batteries at the same store. Many retail stores that sell batteries and other electronics carry a wide range of battery types, including E90 and A23 batteries. In addition, online retailers such as Amazon and eBay often carry a wide selection of batteries, including E90 and A23 batteries.
When purchasing E90 or A23 batteries, it is always a good idea to check the product description or packaging to ensure that you are getting the correct type of battery for your device. Additionally, be sure to follow any safety precautions when handling and storing batteries to ensure safe and reliable operation of your devices.