Ag3 battery replacement
ALKALINE MANGANESE BATTERIES
LR41 battery is a small, button/coin cell battery often used in digital thermometers, wristwatches, toys, small LED flashlights, wearable electronics, remote controls, and similar devices. This article is going to introduce detailed information about the LR41 battery.
How to Digital Thermometer Battery replacement LR41 how to use alternative 317 377 376
What is the LR41 battery?
The LR41 battery is an alkaline button cell battery. The LR41 battery has a standard voltage of 1.5V and a size of 7.9mm in diameter by 3.6mm in height. LR41’s have an operating temperature ranging from 0°C- 60°C, while the optimal temperature for an LR41 battery is 20°C.
The LR41 battery can be utilized in many devices such as watches, electronic toys, remote controls, thermometers, and calculators. The most common use for the LR41 batteries is for use as thermometer batteries and thermometer battery replacements.
LR41 battery equivalents are also referred to as SR41, G3, LR4192, LR736, A63, AG3, SR41SW, 325, 384, SR736, SB-A1/D1, 280-18, V384, D384, 247, GP192, GP384, S736E, SR736PW, SR736SW, TR41SW, SR41W, V392, Seiko SB-B1, Seiko SB-A1, Citizen 280-13, Citizen 280-18, and the Timex K. These sizes are possible LR41 battery replacements.
Main Specs of LR41 Battery
LR41 Discharge Curve
- Chemistry: Alkaline
- Diameter: 7.9mm
- Height: 3.6mm
- Voltage: 1.5V
- Capacity: 25-32 mAh
Murata Electronics LR41 technical specifications, attributes, parameters and parts with similar specifications to Murata Electronics LR41.
Part Status Parts can have many statuses as they progress through the configuration, analysis, review, and approval stages.
Battery Chemistry A battery is a device that stores chemical energy, and converts it to electricity. This is known as electrochemistry and the system that underpins a battery is called an electrochemical cell. A battery can be made up of one or several (like in Volta’s original pile) electrochemical cells.
Battery Cell Size The most common lithium-ion cell is the 18650 (the numbers define the physical dimensions and shape as follows: 18mm in diameter, 65mm long and the 0 means it has a round cross-section) which is due to its widespread use in laptop battery packs.
RoHS Status RoHS means “Restriction of Certain Hazardous Substances” in the “Hazardous Substances Directive” in electrical and electronic equipment.
LR41 Battery Equivalent
LR41 batteries can be interchanged with AG3, SR41, 392A, 392, 384, 192, 92A, GP192, G3, V3GA, V36, V36A, LR736, CX42, and SR41SW batteries.
|Battery||Chemistry||Nominal and Cutoff Voltages||Capacity||Operating Temperature||Annual Self-Discharge Rate||Discharge Current|
|Duracell 312||Zinc Air||1.45V, 1.1V||185 mAh 1k5Ω down to 1.1V @21°C||0°C to 50°C||4 years unactivated @21°C||–|
|Duracell D384/D392||Silver Oxide||1.55V, 1.2V||45 mAh 22kΩ down to 1.2V @20°C||0°C to 60°C||70.6μA @1.55V 22kΩ @20°C|
|Energizer 312||Zinc Air||1.4V, 1.05V||181 mAh down to 1.05V, 10/2 mA @21°C||–||–||–|
|Energizer 392/384||Silver Oxide||1.55V, 1.2V||44 mAh 22kΩ down to 1.2V @21°C||–||~2% @20°C||68μA @1.50V 22kΩ @21°C|
|muRata LR41||Alkaline||1.5V, 0.9V||45 mAh||-10°C to 60°C||–||–|
|Murata SR41||Silver Oxide||1.55V, 1.2V||45 mAh 22kΩ down to 1.2V @23°C||-10°C to 60°C||–||70μA @1.55V 22kΩ @23°C|
|Rayovac 312||Zinc Air||1.45V, 1.05V||(test dependent)||-10°C to 50°C||4 years unactivated @21°C|
|Varta SR736W||Silver Oxide||1.55V, 1.2V||40 mAh 13kΩ down to 1.2V @20°C||0°C to 60°C||–||–|
LR41 Battery Applications
The LR41 battery is a common choice for applications that require a small, reliable battery, The following are some instances of LR41 applications.
- Laser Pen
- Digital Thermometer
- Security System Panel
- Wrist Watches
- Medical Devices and Instruments
- Memory Backup
- Battery Pack Application
LR41 and SR41 Cell Battery
SR41 and LR41 batteries are button/coin cell batteries that are commonly found in digital thermometers, wristwatches, toys, small LED flashlights, wearable electronics, remote controls, and other similar products.
These batteries come in a variety of chemistries with similar, but not identical, discharge characteristics, and are frequently labeled differently by their makers, causing some user confusion.
The SR41 and LR41 batteries have the same physical dimensions (D x H) of 7.9 x 3.6 mm (0.311 x 0.142 inches), with the following shared features:
|Nominal Voltage||1.5V||1.55V||1.4. 1.45V|
|Notes||Voltage drops over time||Very constant voltage||Slightly lower voltage, large capacity; mostly used as hearing aid batteries|
|Typical Labels||LR41, LR736, AG3||SR41. SR736, SR736PW, SR736SW, SG3, AG3, 192, 384, 392||312, ZA312, Brown Tab, PR41, 7002ZD|
|Typical Capacity||25-32 (45) mAh||38-45 mAh||~180 mAh|
LR41 Battery Dimensions
LR41 Battery Dimensions
LR41 Battery Manufacturer
Murata is a global leader in the design, manufacture, and supply of advanced electronic materials, leading-edge electronic components, and multi-functional, high-density modules. Murata innovations can be found in a wide range of applications from mobile phones to home appliances, and automotive applications to energy management systems and healthcare devices.
LR41 is also known as AG3 384 392 192 LR736 L736 GP192 and V36A button battery. LR44 is also known as AG13 357 L1154 A76 PX76A 303 D303 and D357 button battery.
What battery can replace LR41?
Direct replacements for LR41 would be 192, 92A, LR736, and AG3. These batteries are exact equivalents for the LR41 battery, the only difference being the name.
Can I use 377 instead of LR41?
A 377 battery is a Silver Oxide type. They will both fit the application, but the Silver Oxide type will last longer.
What are LR41 batteries for?
LR41 batteries are most commonly used in thermometers, as well as other common electronic devices including laser pointers and some watches.
What are LR41 batteries for?
I checked reference guides and found that the lr41 is equivalent to 392, and lr44 is equivalent to the 357 button batteries.
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Equivalent of LR41 Battery
LR41 is a popular small size battery often used in watches, calculators, medial equipment, and other small power devices. Due to their size and shape, we often call these batteries Button Cells. Due to their popularity, LR41 batteries are available from several manufacturers. Additionally, the chemical composition can also vary. With multiple brands and chemistries, you have the same type of battery under various labels. This often leads to confusion among buyers who are looking for a replacement. So, in this guide, we made a collection of all the popular labels that are perfectly compatible with LR41. If you want to know the equivalent of LR41 Battery, then continue reading this guide.
What is LR41 Battery?
LR41 is a small, alkaline button cell battery commonly used in electronic devices such as calculators, watches, and small toys. It is also known by other names, such as AG3, LR736, and 192.
The LR41 battery has a nominal voltage of 1.5 volts and a capacity of approximately 25 milliampere-hours (mAh). The battery is small and cylindrical in shape, with a diameter of 7.9 mm and a height (or thickness) of 3.6 mm.
LR41 batteries are commonly available in blister packs or on cards, and are widely used due to their small size and low cost. They are readily available in stores and online retailers that sell batteries.
What are the Technical Specifications of LR41 Battery?
The technical specifications of an LR41 battery are as follows:
- Chemistry: Alkaline
- Nominal Voltage: 1.5 volts
- Capacity: Approximately 25 milliampere-hours (mAh)
- Diameter: 7.9 mm
- Height: 3.6 mm
- Weight: Approximately 0.63 grams
- Operating Temperature Range:.10°C to 60°C
- Shelf Life: Approximately 2-3 years
LR41 batteries are considered low-drain batteries, which means they are designed for devices that require a low amount of power. They have a relatively small capacity compared to other types of batteries, which means they may need to be replaced more frequently. However, they are a popular choice for small electronic devices due to their compact size and low cost.
Where Do We Use LR41 Batteries?
LR41 batteries are used in a wide range of small electronic devices that require a compact and reliable power source. Some common applications for LR41 batteries include:
- Calculators and other small electronic devices
- Watches, clocks, and timers
- Remote controls for small electronics
- Small LED flashlights and keychain lights
- Digital thermometers and other medical devices
- Small toys and games
- Laser pointers
- Hearing aids
- Electronic car key fobs and garage door openers
- Small cameras and other photographic equipment
LR41 batteries are particularly useful in devices where space is limited and a compact power source is required. Due to their small size and high availability, they are a popular choice for many manufacturers of small electronic devices.
Chemical Composition of LR41 Battery
The LR41 battery is an alkaline battery that uses a chemical reaction to produce electrical energy. The battery consists of several components, including:
- An anode (negative electrode) made of zinc
- A cathode (positive electrode) made of manganese dioxide and graphite
- An electrolyte, which is typically a potassium hydroxide solution
During use, the chemical reaction between the zinc anode and the electrolyte produces electrons and zinc oxide. At the same time, the manganese dioxide cathode and the electrolyte react to form water and manganese oxide.
These reactions generate an electrical potential difference between the anode and cathode, which creates a flow of electrical current that can power a device.
The specific chemical reactions that occur in the LR41 battery can be represented by the following equations:
- Anode: Zn 2OH- → ZnO H2O 2e-
- Cathode: 2MnO2 H2O 2e- → Mn2O3 2OH-
- Overall Reaction: 2MnO2 Zn 2OH- → ZnO Mn2O3 H2O
The LR41 battery is a disposable battery, which means that it is not designed to be recharged or reused after its energy has been depleted. Instead, it should be properly disposed of and replaced with a new battery when needed.
Types of LR41 Batteries
LR41 batteries are a type of alkaline button cell battery that is commonly used in small electronic devices such as calculators, watches, and toys. There are several different types of LR41 batteries that vary in their chemical composition, voltage, and capacity. Some common types include:
- Alkaline LR41: These batteries are the most common type of LR41 battery and are composed of a zinc anode and manganese dioxide cathode. They have a nominal voltage of 1.5 volts and a capacity of approximately 25 milliampere-hours (mAh).
- Silver oxide LR41: These batteries are composed of a silver oxide cathode and a zinc anode. They have a nominal voltage of 1.55 volts and a higher capacity than alkaline LR41 batteries, typically around 35 mAh.
- Lithium LR41: These batteries are composed of a lithium anode and manganese dioxide cathode. They have a nominal voltage of 1.5 volts and a higher capacity than alkaline LR41 batteries, typically around 60 mAh. They are also lighter and have a longer shelf life than other types of LR41 batteries.
- Zinc Air 312: Unlike other battery types, the Zinc Air batteries use an external agent for the battery reaction. Specifically, Oxygen from the air reacts with the cathode to produce hydroxide ions. Zinc is the anode. The nominal voltage of Zinc Air batteries is 1.45 volts and the capacity is almost four times that of Silver Oxide counterparts (close to 180 mAh).
- Rechargeable 312: We also have rechargeable batteries in the LR41 category. Nickel Metal Hydride (NiMH) type 312 Batteries have a nominal voltage of 1.2V and capacity of 25 mAh.
It is important to note that the specific characteristics of LR41 batteries may vary depending on the manufacturer and the specific product line. It is always recommended to use the battery recommended by the device manufacturer.
Equivalent of LR41 Battery
The LR41 battery is equivalent to several other battery types with similar specifications. Here are some common and popular equivalents of LR41 Battery.
SR41 is a type of button cell battery that is similar in size and voltage to the LR41. It is a silver oxide battery that has a longer operating life and higher cost than the LR41.
It is a small, non-rechargeable battery that is commonly used in electronic devices such as watches, calculators, and cameras.
The SR41 battery is a type of alkaline battery that uses an alkaline electrolyte to generate electrical energy. It is composed of the following chemical elements:
- Cathode: The cathode of the SR41 battery is typically made of manganese dioxide (MnO2) and graphite. The manganese dioxide serves as the oxidizing agent in the battery, while the graphite provides electrical conductivity.
- Anode: The anode of the SR41 battery is typically made of zinc (Zn). The zinc reacts with the electrolyte to produce zinc oxide (ZnO) and electrons.
- Electrolyte: The electrolyte in the SR41 battery is typically an alkaline potassium hydroxide (KOH) solution. The electrolyte serves as a medium for the chemical reactions that produce electrical energy.
The chemical reaction that occurs in the SR41 battery produces a voltage of approximately 1.5 volts. As the battery discharges, the manganese dioxide cathode is gradually consumed and zinc oxide is formed at the anode.
It is important to note that the chemical composition of the SR41 battery may vary depending on the manufacturer and the specific product line.
AG3 is a common designation for a small alkaline button cell battery that has a diameter of 7.9 mm and a thickness of 3.6 mm. The AG3 battery typically has a nominal voltage of 1.5 volts and a capacity of around 25-40 milliampere-hours (mAh), depending on the manufacturer and specific product line.
AG3 batteries are commonly used in small electronic devices such as calculators, watches, remote controls, toys, and small LED lights. They are also used as replacement batteries for hearing aids, although they are not recommended for this purpose due to their short lifespan and potential compatibility issues.
It is important to note that the specific characteristics of AG3 batteries may vary depending on the manufacturer and the specific product line. It is always recommended to use the battery recommended by the device manufacturer.
Zinc Air 312
Zinc Air 312 is a specific type of battery commonly used in hearing aids. These batteries are air-activated and are composed of a zinc anode and manganese dioxide cathode. The battery is designed to be activated by removing a small sticker from the back of the battery, which allows air to enter the battery and react with the zinc to produce electrical energy.
Zinc Air 312 batteries have a nominal voltage of 1.45 volts and a capacity of around 180-200 milliampere-hours (mAh). They are known for their long lifespan, typically lasting between 3 to 10 days depending on the usage and the hearing aid settings. They are also lightweight and have a low self-discharge rate, making them ideal for use in small, portable devices.
It is important to note that Zinc Air 312 batteries are specifically designed for use in hearing aids and may not be compatible with other devices that require 312 batteries. It is recommended to check with the device manufacturer or a healthcare professional before using Zinc Air 312 batteries in other devices.
Rechargeable NiMH 312
You can also get 312 batteries as rechargeable types. These batteries are typically referred to as “312 rechargeable” or “312A rechargeable” batteries. They are usually composed of nickel-metal hydride (NiMH) chemistry.
NiMH rechargeable 312 batteries have a nominal voltage of 1.2 volts and a capacity of around 30-35 milliampere-hours (mAh). They can be recharged hundreds of times and are environmentally friendly as they can be recycled.
SR41W is a specific type of silver oxide button cell battery. It has a diameter of 7.9 mm and a thickness of 3.6 mm. SR41W batteries typically have a nominal voltage of 1.55 volts and a capacity of around 35-40 milliampere-hours (mAh).
They are commonly used in small electronic devices such as watches, calculators, and digital thermometers. They can also be used in cameras, small toys, and remote controls.
The “W” in SR41W indicates that the battery is designed for low-drain applications, meaning it is best suited for devices that require minimal power consumption.
392 is a silver oxide battery that is equivalent to the LR41. It has the same voltage and dimensions as the LR41. It has a diameter of 7.9 mm and a thickness of 3.6 mm.
The 392 batteries typically have a nominal voltage of 1.55 volts and a capacity of around 35-45 milliampere-hours (mAh). It is commonly used in small electronic devices such as watches, calculators, and digital thermometers. It can also be used in cameras, small toys, and remote controls.
Chart for Equivalent of LR41 Battery
The following chart consists of all the common equivalent batteries of the LR41 battery.
All these batteries have the same physical dimensions of 7.9mm diameter and 3.6mm thickness.
With AA and AAA Batteries, you can easily find a replacement as they are very common and most manufacturers do not have respective labels. That’s not the case with LR41 Batteries, a common type small button cell.
Even though LR41 batteries are quite popular in watches, calculators, and other small electronics, different manufacturers market them under different labels. In addition to the labels, we also have different chemistries.
In this guide, we saw the basics of LR 41 Battery, its specifications, and chemical composition. After that, we saw some common and popular chemistries of LR41 batteries. Then, we listed out some battery labels that are equivalent of LR41 Battery.
We hope that this guide could help you understand the basics of LR41 Battery and get to know its equivalent options. If you feel we missed something or want us to add anything, do let us know in the Комментарии и мнения владельцев section below. It will not only help us but also other readers.