CR1025 Battery Guide: Specifications, Applications, CR1025 vs BR1025 vs LIR1025

• Rated Voltage: 3 volts
• Capacity: 30 milliamp-hours (mAh)
• Chemical Type: Lithium
• Operating Temperature: -30°C to +60°C
• Diameter: 10mm
• Thickness: 2.5mm
• Weight: About 0.8 grams
• Shape: Chamfered Coin

Typically, these batteries have a long life span, maintaining functionality over extended periods, making them suitable for low-power devices that require long operational times.

Compact and Lightweight – The small size and light weight of CR1025 equivalent batteries make them extremely convenient for carrying and storage. For instance, in modern smart locks, CR1025 batteries are the ideal choice due to their compactness, fitting perfectly into the sleek internal structures of these locks.

Long Shelf Life – Another standout feature of CR1025 batteries is their long shelf life of up to 10 years. This means they can retain good performance even after long-term storage. Many households and businesses opt for CR1025 batteries as emergency backup power, providing reliable energy when needed, despite prolonged periods of non-use.
Cost-Effective – Considering the cost-benefit angle, CR1025 batteries are relatively inexpensive, making them an ideal choice for budget-conscious consumers. For example, in educational toys like electronic learning devices, CR1025 batteries are often used to reduce manufacturing costs while ensuring long-term economic use.
Wide Range of Applications – The applications of CR1025 batteries are incredibly diverse. Beyond traditional uses in watches and calculators, they are also extensively used in various high-tech devices. In certain miniature drones (UAVs), for instance, CR1025 batteries are used to power small sensors or control systems, crucial for maintaining the drones' lightweight and maneuverability.

CR1025 batteries are extensively used in many low-power electronic devices that require minimal power to operate. Some of the most common applications include:

• Watches: These batteries are widely used in quartz watches due to their low energy consumption and long lifespan.
• Calculators: Many scientific and financial calculators use these batteries.
• Electronic Toys: Toys like mini robots, cars, drones, etc., can be powered by CR1025 batteries.
• Fitness Trackers: Many fitness trackers and other wearable devices can be powered by CR1025 batteries.
• Hearing Aids: Certain models of hearing aids may use this battery type.

These are just a few examples. In reality, CR1025 batteries can be used in a wide range of applications requiring low power and endurance.

Several similar models to CR1025 batteries are available for certain devices, including:

• BR1025: This model has the same size and shape as CR1025 but uses a silver bromide chemical composition instead of lithium.
• DL1025: This is a power source with the same size and shape as the model but uses a manganese dioxide chemistry instead of lithium.
• ECR1025: This is an equivalent to CR1025, manufactured by Energizer. It has the same specifications and can be used in the same devices.

However, remember that each device manufacturer may recommend specific models for use in their devices, so ensuring they are suitable for your device before purchasing alternatives is always a good idea.

CR1025 batteries are non-rechargeable lithium coin cells designed for one-time use. This means that once the battery is depleted, it must be replaced with a new one. For example, in certain small remote controls using CR1025 batteries, users need to replace them once depleted, as these batteries cannot be recharged.

Attempting to charge a CR1025 battery is extremely dangerous and can lead to damage, explosion, or fire. Regarding battery replacement, users should strictly follow the instructions provided by the device manufacturer. For instance, when replacing a CR1025 battery in a watch, the correct procedure involves opening the battery compartment at the back of the watch, carefully removing the old battery, and replacing it with a new one of the same model.

Like all batteries, CR1025 requires special attention in disposal. They should not be disposed of with regular household waste. Many areas have dedicated battery recycling points to ensure these potentially harmful batteries are disposed of safely and environmentally. For example, in some cities, supermarkets and electronics stores provide battery recycling bins, making it easy for consumers to dispose of used batteries.

BR1025 batteries are also non-rechargeable lithium batteries but are based on a lithium carbon fluoride chemistry, offering a slightly lower capacity and unable to provide strong current pulses. Older BR1025 batteries have a nominal voltage of 2.8V and a cutoff voltage of 2.25V, while newer batteries have a nominal voltage of 3.0V and a cutoff voltage of 2.0V. However, lithium carbon fluoride batteries have a very low self-discharge rate (less than 1% per year) and are often used as memory/CMOS batteries. On the other hand, newer CR1025 batteries also have a very low self-discharge rate (about 1% per year) and are replacing BR1025 batteries, even as memory batteries.

BR1025 batteries are also non-rechargeable lithium batteries but are based on a lithium carbon fluoride chemistry, offering a slightly lower capacity and unable to provide strong current pulses. Older BR1025 batteries have a nominal voltage of 2.8V and a cutoff voltage of 2.25V, while newer batteries have a nominal voltage of 3.0V and a cutoff voltage of 2.0V. However, lithium carbon fluoride batteries have a very low self-discharge rate (less than 1% per year) and are often used as memory/CMOS batteries. On the other hand, newer CR1025 batteries also have a very low self-discharge rate (about 1% per year) and are replacing BR1025 batteries, even as memory batteries.

Before purchasing new CR1025 batteries, you need to ensure the product is in working condition. The most reliable way to check the batteries is to bring a multimeter to the store and measure the voltage and discharge current on the spot. When buying, you can do without measurement equipment, but in this case, you need to carefully study the component markings. The number name must be exactly the same. You should also ensure that the product is not expired. This information is usually printed on the packaging. Any damage to the battery box will indicate that the storage of the chemical batteries violated the rules, which may lead to decompression and oxidation of the chemical batteries. In this case, you should abandon the purchase.

CR1025 equivalent batteries are a reliable and economical choice for many applications. They are small in size, lightweight, have a long shelf life, and are relatively inexpensive. They can be used for various applications, from watches and calculators to cameras and medical devices.

When purchasing CR1025 equivalent batteries, be sure to ensure you are buying from a reputable source. Be sure to check the battery's expiry date before purchasing and ensure you choose a battery that suits your needs. Finally, be sure to follow the tips for using CR1025 equivalent batteries to make the most of your battery. With proper care and maintenance, your CR1025 equivalent batteries will provide reliable power for the next few years.

Are CR and BR batteries interchangeable?

Yes, the BR and CR chemistries are generally interchangeable.

What is the difference between BR and CR button batteries?

Characteristically, CR type batteries begin with a slightly higher voltage than BR during discharge. However, as a CR cell discharges, the operating voltage drops over time because of the rise in internal impedance.

What is the capacity of 1025 battery?

30 mAh

What does CR stand for in front of a battery?

It represents Chromium, a key component in the chemistry of these batteries (which is actually lithium-ion type cells...but do also require chromium in their chemical makeup).