CR2477 3V lithium battery is a non-rechargeable button battery, widely used in various fields. This article will detail the equivalent replacement batteries, parameters, applications and other information for Battery CR2477.
Catalog
CR2477 Battery Overview
Batterie CR2477 Specifications
CR2477 Battery Equivalent
CR2477 Batteries Cross Reference Chart
CR2477 Applications
CR2477 Manufacturers
CR2477 vs CR2450 vs CR2032 Battery
CR2477 Battery Overview
The CR2477 battery is a 3-volt, lithium manganese dioxide (LiMnO2) coin cell battery measuring 24 mm in diameter and 7.7 mm in height, with a typical capacity of around 1000 mAh. Commonly used in small electronic devices such as watches, calculators, medical devices, car key fobs, and some computer motherboards for the CMOS battery, CR2477 batteries are generally not rechargeable and need to be replaced when depleted, but they offer a long shelf life of several years when not in use. Although similar in size to the more common CR2032 batteries, CR2477 batteries have a higher capacity and are slightly thicker.
CR2477 battery front and back
Batterie CR2477 Specifications
CR2477 Dimensions
A CR2477 battery is a type of coin cell battery. Here are some key details about CR2477 batteries:
Chemistry: CR2477 batteries use lithium manganese dioxide (LiMnO2) chemistry.
Voltage: They have a nominal voltage of 3 volts.
Dimensions: The "2477" in the battery name indicates its size - 24 mm in diameter and 7.7 mm in height.
Capacity: CR2477 batteries typically have a capacity of around 1000 mAh (milliamp-hours).
Applications: These batteries are commonly used in small electronic devices such as watches, calculators, medical devices, car key fobs, and some computer motherboards for the CMOS battery.
Replaceable: CR2477 batteries are generally not rechargeable and need to be replaced when they are depleted.
Shelf life: They have a long shelf life, often lasting several years when not in use.
CR2477 Battery Equivalent
The CR2477 battery is a 3V lithium manganese dioxide (LiMnO2) coin cell battery known for its high capacity and reliability. Several batteries from different manufacturers are considered equivalent to the CR2477, offering the same voltage, similar dimensions, and comparable performance. These equivalents can be used interchangeably in most devices designed for CR2477 batteries. Here's a detailed introduction to some of the most common CR2477 battery equivalents:
BR2477
The BR2477 is a direct equivalent to the CR2477, with the same chemical composition, voltage, and dimensions. The "BR" prefix indicates that the battery is manufactured by Panasonic.
DL2477
Duracell's equivalent to the CR2477, the DL2477, offers the same specifications and performance.
BR2477
The BR2477 is a direct equivalent to the CR2477, with the same chemical composition, voltage, and dimensions. The "BR" prefix indicates that the battery is manufactured by Panasonic.
ECR2477
The ECR2477 is Energizer's version of the CR2477 battery, providing the same voltage and dimensions.
KCR2477 and KECR2477
These are CR2477 equivalents manufactured by Koehler, a German battery company. They have the same specifications as the CR2477.
LM2477
The LM2477 is another direct equivalent to the CR2477, with the "LM" prefix indicating that it is manufactured by Maxell.
5020LC
This is a CR2477 equivalent produced by various manufacturers, often for use in specific devices or applications.
Other less common CR2477 equivalents include the CR2477N, SB-T51, 5020, 228, DL2477B, CR2450N, and L2477. These batteries may be produced by smaller manufacturers or designed for specific markets.
When replacing a CR2477 battery, batteries of the same voltage and similar size must be used. It's generally recommended to choose a well-known, reputable brand to ensure the best performance, reliability, and safety.
CR2477 Batteries Cross Reference Chart
CR2477 Cross Reference Chart
CR2477 Applications
CR2477 batteries are widely used in various electronic devices that require a compact, reliable, and long-lasting power source. Some common applications of CR2477 batteries include:
Watches and clocks: CR2477 batteries are often used in both digital and analog watches, as well as in wall clocks and desk clocks.
Medical devices: CR2477 batteries are used in a variety of medical devices, such as glucose meters, blood pressure monitors, and thermometers.
Car key fobs: Many car key fobs use CR2477 batteries to power the remote locking and unlocking functions.
Motherboards: Some computer motherboards use CR2477 batteries as a backup power source for the CMOS (Complementary Metal-Oxide-Semiconductor) memory, which stores important system settings.
Toys and games: CR2477 batteries are used in various electronic toys and gaming devices, such as tamagotchis, LED light-up toys, and handheld gaming consoles.
Flashlights and Laser pointers: Keychain-sized compact flashlights and most laser pointers are typically powered by CR2477 batteries.
Security devices: CR2477 batteries are used in various security devices, such as door and window sensors, motion detectors, and small cameras.
CR2477 Manufacturers
1. CR2477 USA Manufacturers
Energizer is a major American battery manufacturer that produces the ECR2477, which is equivalent to the CR2477.
Duracell, another prominent American battery brand, manufactures the DL2477 as their equivalent to the CR2477.
Duracell and Energizer logo
2. CR2477 Japan Manufacturers
Panasonic is a Japanese electronics company that produces the BR2477, which is equivalent to the CR2477.
Maxell, another Japanese electronics company, manufactures the LM2477 as their CR2477 equivalent.
Sony, the Japanese electronics giant, also manufactures the CR2477 battery.
3. CR2477 German Manufacturers
Varta is a German battery manufacturer that produces the CR2477 directly.
Koehler is a German battery company that manufactures the KCR2477 and KECR2477, both equivalent to the CR2477.
4. CR2477 China Manufacturer
5. CR2477 Swiss Manufacturers
Other manufacturers of CR2477 cells or similar cells include GP Batteries, Camelion, Eunicell, Exell, Lenmar, Toshiba, Rayovac, Sanyo, Murata, Philips and Xeno Energy.
CR2477 vs CR2450 vs CR2032 Battery
CR2477, CR2450, and CR2032 are all types of lithium coin cell batteries, but they differ in size, capacity, and thickness. Here's a comparison of these three battery types:
| Feature | CR2032 | CR2450 | CR2477 |
|---|
| Diameter | 20 mm | 24 mm | 24 mm |
| Height | 3.2 mm | 5.0 mm | 7.7 mm |
| Capacity | 225-250 mAh | 540-620 mAh | 950-1000 mAh |
| Voltage | 3V | 3V | 3V |
| Chemistry | LiMnO2 | LiMnO2 | LiMnO2 |
| Typical Applications | CR2032 commonly used in small electronic devices such as watches, calculators, key fobs, and motherboards. | CR2450 often used in larger devices such as remote controls, glucose meters, and toys. | CR2477 used in devices that require higher capacity, such as medical devices, security tokens, and some watches. |
| Interchangeability | Not interchangeable with CR2450 or CR2477 | Not interchangeable with CR2032 or CR2477 | Not interchangeable with CR2032 or CR2450 |
In summary, the CR2477 has the highest capacity and is the thickest among the three, followed by the CR2450 and then the CR2032. The CR2032 is the most compact and is commonly used in smaller devices.
Frequently Asked Questions
1. What battery can replace CR2477?
Batteries that can directly replace CR2477 include BR2477, DL2477, ECR2477, KCR2477, KECR2477, LM2477, and 5020LC, among others. These batteries have the same size, voltage, and chemistry as the CR2477.
2. Is CR2477 same as CR2032?
No, CR2477 and CR2032 are not the same. While they have the same voltage (3V) and chemistry (LiMnO2), they differ in size and capacity. CR2477 is larger (24 mm diameter, 7.7 mm height) and has a higher capacity (950-1000 mAh) compared to CR2032 (20 mm diameter, 3.2 mm height, 225-250 mAh).
3. What is the difference between CR2450 and CR2477?
The main difference between CR2450 and CR2477 is their height and capacity. CR2450 is 5.0 mm thick and has a capacity of 540-620 mAh, while CR2477 is 7.7 mm thick and has a capacity of 950-1000 mAh. They have the same diameter (24 mm) and voltage (3V).
4. What is the difference between CR2032 and CR2477?
CR2032 and CR2477 differ in size and capacity. CR2032 is smaller (20 mm diameter, 3.2 mm height) and has a lower capacity (225-250 mAh) compared to CR2477 (24 mm diameter, 7.7 mm height, 950-1000 mAh). They have the same voltage (3V).
5. What is the difference between CR2430 and CR2477 batteries?
CR2430 and CR2477 have the same diameter (24 mm) but differ in height and capacity. CR2430 is 3.0 mm thick and has a capacity of around 300 mAh, while CR2477 is 7.7 mm thick and has a capacity of 950-1000 mAh. They have the same voltage (3V).
6. Can I replace ML 2477 with CR 2477 Battery?
Yes, ML2477 is equivalent to CR2477 and can be replaced with a CR2477 battery. They have the same size, voltage, and chemistry.
7. Is CR2477 rechargeable?
No, CR2477 batteries are not rechargeable. They are primary lithium batteries, which means they are designed for single use and must be replaced once they are depleted.