What Batteries Are Equivalent to CR1225 Battery

With the rapid technological development, small electronic devices are innovating day by day. Therefore, the demand for button batteries is growing respectively. CR1225 battery, as a common lithium manganese battery, is widely used in a variety of fields, such as industrial environmental detectors, portable electronic scales, etc. And this comprehensive guide will introduce the CR1225 battery replacements in detail, and discuss their advantages and application fields.

Image Source: Microbattery

What Is A CR1225 Battery

The CR1225 battery, known as CR1225 lithium button cell, is a member of the lithium-manganese battery family. The shell is made of stainless steel strip for lithium battery, the positive material is made of manganese dioxide with extremely stable chemical properties, and the negative is made of precious metal lithium.

And some detailed specifications of the CR1225 are listed below for your reference.

Battery Voltage	3V
Battery Chemistry	Lithium
Battery Capacity	48 mAh
Battery Diameter	12.5 mm (0.49")
Battery Height	2.5 mm (0.098")

Perfect Replacements of Battery CR1225 Battery

Type 1: 5020LC

The 5020LC is a type of lithium button battery model with the IEC designation of the CR1225. Typical specifications for such cells include a voltage of 3 volts and a rated capacity of 50 mah. 5020LC batteries are commonly used in small electronic devices such as watches, calculators, etc.

For a 5020LC battery, if it is fully discharged and recharged every day, it can theoretically last about 1.5 to 3 years, but the actual service life may vary depending on other factors. In order to extend battery life, it is recommended to avoid extreme temperatures, deep discharges and frequent rapid chargers, and to use chargers that meet standardized specifications.

The 5020LC battery is suitable for a variety of small portable electronics due to its small size and moderate capacity. These devices usually include watches, calculators, and hearing aids.

Type 2: BR1225

The BR1225 is a common button-type lithium battery that is widely used as a power source in a variety of portable electronic devices. The battery size is usually 12 mm in diameter and 2.5 mm in height, hence the name BR1225. The BR1225 battery has a high energy density and a long storage life, making it suitable for applications that require small size and lightweight power solutions.

The self-discharge rate of the BR1225 battery is relatively low, for example, the self-discharge rate of the BR1225 model produced by Panasonic company is less than 2%/ year under normal room temperature.

Due to its compact size and reliable performance, BR1225 batteries are widely applied in a variety of consumer electronics and industrial equipment. For instance, the BR1225 batteries are used to provide power for low-power operations like computer boards, emergency lighting, signal equipment, MP3, etc.

Type 3: Renata CR1225

Another perfect CR1225 battery equivalent in the market nowadays is the Renata CR1225, which is made of lithium and weighs up to 1.25 lbs. As the Renata CR1225 battery has a low self-discharge rate, it means that even in the case of long-term storage, the battery can maintain a high level of charge. And the low self-discharge rate is one of the reasons this type of battery is often used for long-term power supply or backup power. Moreover, a wide range of operating temperatures is making the Renata CR1225 become an ideal power solution for various electronics. For instance, the CR1225 battery can be used for powering electronic scales and dictionaries for equipment running.

The service life of the Renata CR1225 battery is generally affected by a number of factors, including the quality of the battery, storage conditions, operating environment and power consumption. According to recent information, the typical service life of the Renata CR1225 battery is about 2 to 3 years.

Type 4: DL1225

The DL1225 battery is a stable and widely used small lithium battery that provides reliable power support for a variety of electronic devices. This type of bottom battery has a nominal voltage of 3.0V, a termination voltage of 2.0V, and owns a diameter of 12.5mm and 2.5mm height. Moreover the rated capacity of DL1225 battery is generally greater than 50mAh. Because of its compact size and stable performance, DL1225 batteries are widely used in a variety of electronic devices that require small power resources.

Due to the tiny size, the DL1225 battery has a shorter warranty period in the 3V lithium manganese battery series. Generally, some leading manufacturers can guarantee one year of service life, but most of the DL1225 battery’s actual life will be greatly shortened due to poor quality control.

Type 5: LM1225

The LM1225 is a commonly used button lithium battery, which belongs to the CR1225 model series. Such cells typically have a nominal voltage of 3 volts and a cut-off voltage of 2 volts. The negative material of the LM1225 battery is lithium, the positive material is manganese dioxide, the weight is about 0.9 grams, and has a rated capacity of about 50mAh. The standard discharge current is generally between 0.1 and 0.2mA, the maximum continuous discharge current can reach 1mA, and the pulse discharge current is 5mA. Furthermore, the operating temperature range of the LM1225 battery is wide, from -20°C to 70°C. The shelf life of a LM1225 battery usually depends on its self-discharge rate, which is between about 4 and 7 years.

The LM1225 battery does not contain mercury, cadmium and other toxic heavy metals, thus it is relatively environmentally friendly.

Type 6: L30

Since there are many different types of L30 batteries on the market, including laptop batteries, digital camera/camcorder batteries, and mobile phone batteries, this section will cover them separately for your reference.

Laptop battery (taking Toshiba Battery L30 as an example)	Battery capacity: 2200 MA Battery voltage: 14.8V Dimensions: 205.4×60.99×19.80mm Product weight: 404g
Digital camera/camcorder battery (DB-L30 lithium battery as an example)	Appearance size: 47.3×15.6×15.4mm (Note: this size may be different from the actual product, the specific object shall prevail) Standard voltage: 3.7V Rated capacity: 750mAh
Mobile phone battery (Gionee M503 L30 E600 Mobile phone battery BL-M005 as an example)	Nominal voltage: 3.7V or 4.2V Standard capacity: 920mAh Type: Lithium battery

Type 7: ECR1225

The ECR1225 series are commonly-used button batteries, which belong to the lithium manganese battery family. The battery design typically includes a lithium metal negative electrode and a manganese dioxide positive electrode, as well as a specific lithium battery electrolyte. Meanwhile, the ECR1225 battery has a nominal voltage of 3.0V and a termination voltage of 2.0V, having a high energy density with a general rated capacity of 50mAh. As the battery has a diameter of 12.5mm and a height of 2.5mm, it is suitable for a variety of small electronic devices, such as watches, calculators, medical equipment and so on. And this type of battery can operate in a wide temperature range, generally between -20°C and 60°C, but in practical use, it may perform better in the range of 5°C to 60°C.

Type 8: KCR1225

KCR1225 is a commonly used button battery with a nominal voltage of 3V and a cutoff voltage of 2V. Its typical capacity is about 50mAh, the standard discharge current is 0.1 to 0.2mA, and the maximum continuous discharge current is 1mA. Furthermore, the standard discharge current of KCR1225 is 0.1 to 0.2 Ma, the maximum continuous discharge current is 1Ma, and the pulse current can reach 5mA. The KCR1225 battery does not contain mercury, cadmium and other toxic heavy metals, which is in line with environmental requirements.

The KCR1225 battery is suitable for a wide range of portable and small devices, such as digital thermometers, calculators, computer equipment, remote controls, motherboards, toys, medical scales, heart rate monitors, RTC (real-time clock) modules and watches. Due to its small and compact size, it is particularly applied for space-constrained applications.

Issues with CR1225 Battery Equivalent

Make sure that the replacement battery has the size matching the CR1225, that is, about 12.5 mm in diameter and 2.5 mm in thickness, and that the voltage is at least 3V. Batteries of different brands and models may have subtle size differences, so they must be carefully checked when replaced to avoid incompatibility.

As CR1225 battery equivalents have a variety of chemical compositions, their capacity and discharge rate may vary. For example, BR1225 and CR1225 are slightly different in chemical composition, BR1225 is more suitable for high temperature applications, while CR1225 is more suitable for high power consumption applications. When choosing a replacement battery, there is a need to consider the specific requirements of the device and the performance indicators of the battery.

Last but not least, properly store unused batteries away from heat, humidity, or direct sunlight. Waste batteries should be properly disposed of in accordance with local regulations to reduce the adverse impact on the environment.

Final Verdict

Exploring replacement to the CR1225 battery can not only meet the specific needs of different applications, but also promote the development of technology in a more efficient, environmentally friendly and sustainable direction. As technology continues to advance, we have to believe that more innovative equivalents will emerge in the future, bringing more convenience and new ideas to our daily lives.