LR44 Battery Equivalent Chart, Voltage, Manufacturer

The LR44 battery is a commonly used button cell battery known for its versatility and widespread application in small electronic devices such as watches, calculators, and toys. However, due to variations in brand, chemistry, and specifications, users often seek equivalents from different manufacturers. In this article, we will explore an LR44 battery equivalent chart, providing information on voltage, manufacturer, and other pertinent details. By understanding the various alternatives available, consumers can make informed decisions when selecting replacement batteries for their devices.

 

LR44 Battery Specifications

LR44 Battery Equivalents

The LR44 battery has several equivalents depending on the chemistry and specifications you require:

Alkaline Equivalent: Commonly known as LR44, 76A, AG13, LR1154, or A76. It has a nominal voltage of 1.5V and a typical capacity of 110-130 mAh.

Silver-Oxide Equivalent: Often labeled as SR44W, SR44, SR44SW, 157, 357, 303, SG13, AG13, S76, or SR1154. It has a nominal voltage of 1.55V and a typical capacity of 150-200 mAh. Silver-oxide batteries provide a very constant voltage.

Zinc Air Equivalent: Known as 675, Blue Tab, ZA675, PR44, or 7003ZD. It has a nominal voltage of 1.4V and a typical capacity of 600-700 mAh. Zinc air batteries have a slightly lower output voltage but a large capacity, commonly used in hearing aid devices.

Nickel Metal Hydride Equivalent: Custom labels would indicate rechargeable chemistry and battery size. It has a nominal voltage of 1.2V and a typical capacity of 85-90 mAh. Nickel metal hydride batteries are rarely used and are rechargeable.

Mercury-Oxide Equivalent: Labeled as MR44 or MR1154. It has a nominal voltage of 1.35V and a typical capacity of 180-200 mAh. However, mercury-oxide batteries are no longer in use due to environmental concerns.

Depending on your requirements and availability, you can choose the equivalent that best suits your needs.

 

LR44 Manufacturers

LR44 batteries are produced by various manufacturers around the world. Some of the well-known manufacturers include:

Maxell

Energizer

Duracell

Panasonic

Sony

Varta

Toshiba

Renata

Rayovac

GP Batteries

These are just a few examples, and there are other manufacturers as well. It's essential to ensure that you purchase LR44 batteries from reputable sources to ensure quality and compatibility with your devices.

 

LR44 Battery Equivalent CR2032

The LR44 and CR2032 batteries are not directly equivalent in terms of size, voltage, or chemistry. However, in some cases, the CR2032 battery can be used as a substitute for an LR44 battery with the help of an adapter or modification due to its larger size.

LR44:

Size: 11.6mm diameter, 5.4mm height

Chemistry: Alkaline

Voltage: 1.5 volts

CR2032:

Size: 20mm diameter, 3.2mm height

Chemistry: Lithium

Voltage: 3 volts

While the CR2032 has a higher voltage and larger size, it may not fit into devices designed specifically for LR44 batteries without modification. Additionally, the voltage difference could potentially damage devices not designed to handle 3-volt batteries.

If you're considering using a CR2032 battery as a substitute for an LR44, it's essential to consult the device's manual or manufacturer to ensure compatibility and safety. In some cases, an adapter or modification may be necessary for the CR2032 to fit and function correctly.

 

LR44 Battery Equivalent Chart

 

LR44 Battery Equivalent Duracell

Duracell, like many other battery manufacturers, produces LR44 equivalent batteries under their own brand. The LR44 equivalent battery by Duracell is often marketed as the Duracell PX76A or Duracell A76.

These batteries are designed to have similar specifications to LR44 batteries, including:

Voltage: 1.5 volts

Chemistry: Alkaline

Size: 11.6mm diameter, 5.4mm height

If you're specifically looking for LR44 equivalent batteries from Duracell, you can search for the Duracell PX76A or Duracell A76 batteries. These should function similarly to LR44 batteries in compatible devices.

 

LR44 Battery Energizer Equivalent

The direct equivalent of an LR44 battery from Energizer is the Energizer A76.  Both batteries are alkaline button cells with the same voltage (1.5V) and dimensions (11.6mm diameter and 5.4mm thickness).  They can be interchanged freely in most devices.

 

LR44 Battery Voltage

An LR44 battery has a standard voltage output of 1.5 volts. This is the nominal voltage, which means it's the average voltage the battery will provide throughout its discharge.

 

LR44 Battery vs 357

LR44 and 357 batteries are both common button cell batteries, but they have some key differences:

Chemistry:

• LR44: Alkaline Zinc Manganese

 

• 357: Silver Oxide

 

Voltage:

• LR44: 1.5 volts

 

• 357: 1.55 volts (slightly higher)

 

Size:

• Both are identical in size: 11.6mm diameter and 5.4mm thickness.

 

Performance:

• LR44: Less expensive, good for low-drain devices, voltage drops more as it discharges (down to 1.0v)

 

• 357: More expensive, longer lifespan, higher energy density, delivers more consistent voltage throughout its life (down to 1.2v)

 

Interchangeability:

• In most cases, you can use a 357 battery as a replacement for an LR44 because the size and voltage are very similar. However, the slightly higher voltage of the 357 might not be ideal for all devices designed for the 1.5v of the LR44. It's generally safe, but always best to consult your device's manual for the recommended battery type.

 

Here's a quick summary table:

In conclusion:

• If you need a long-lasting battery for a device that uses a moderate amount of power, the 357 might be a better choice.

 

• If you're looking for a more affordable option for a low-drain device, the LR44 is perfectly suitable.

 

• Whenever possible, check your device's manual for the recommended battery type.

 

Read More: Button Battery LR44 vs 357

 

Lr44 Battery Dollarama

Dollarama actually sells a button cell battery that is a direct equivalent to the LR44 battery! It isn't labelled as LR44 specifically, but under their battery section they have:

Dollarama 5x 357 Alkaline Button Battery

These batteries are labelled as a replacement for AG13 or LR44, so they are perfectly compatible with devices that require LR44 batteries. They come in packs of 5 and are likely very affordable, following Dollarama's pricing strategy.

While they aren't technically LR44 labelled, the description clearly states they replace LR44 batteries and they share the same voltage (1.5v) and dimensions (11.6mm diameter and 5.4mm thickness).

 

Is LR44 the same as 2032?

LR44 and CR2032 batteries are not the same. They have different voltages, chemistries, and sizes. These differences make them unsuitable as direct substitutes for each other in most devices.

LR44:

Voltage: 1.5 volts

Chemistry: Alkaline

Size: 11.6mm diameter, 5.4mm height

CR2032:

Voltage: 3.0 volts

Chemistry: Lithium

Size: 20mm diameter, 3.2mm height

 

Can you use 357 instead of LR44?

Yes, you can use a 357 battery instead of an LR44 battery in certain situations, particularly in devices that can tolerate the slight difference in voltage. The 357 battery, also known as SR44, typically has a slightly higher voltage (1.55 volts) compared to the LR44 battery (1.5 volts).

Devices that have a flexible voltage tolerance or those that can handle a range of voltages may work fine with a 357 battery. However, it's essential to be cautious when substituting batteries and to check the device's specifications to ensure compatibility.

In some cases, using an LR44 battery in place of a 357 battery may cause issues in devices that require the higher voltage provided by the 357 battery. These issues might include reduced performance or failure to operate properly.

 

Can I replace LR44 with 675?

No, it's not recommended to replace an LR44 battery with a 675 battery. While the physical dimensions might match, the voltage difference between the two batteries is significant.

The LR44 battery operates at 1.5 volts, while the 675 battery typically operates at a lower voltage, either 1.4 volts for zinc-air or 1.45 volts for alkaline, as you mentioned. Using a battery with a lower voltage than what the device is designed for can result in reduced performance or even damage to the device.

 

Are all LR44 button cell batteries the same?

While LR44 batteries share the same nominal voltage (1.5 volts) and size (11.6mm diameter, 5.4mm height), not all LR44 batteries are identical in terms of quality and performance. There can be variations in manufacturing processes, materials used, and quality control standards among different brands and manufacturers.

 

Are SR44 and LR44 batteries the same?

While LR44 and SR44 batteries are similar in size and shape, they are not exactly the same. They differ in chemistry and, consequently, in their voltage output and performance characteristics:

LR44 Battery:

Chemistry: Alkaline

Voltage: Typically 1.5 volts

Commonly used in toys, watches, calculators, and other general use applications.

SR44 Battery (also known as 357):

Chemistry: Silver oxide

Voltage: Typically 1.55 volts

Commonly used in precision instruments, cameras, and other devices where a stable voltage is required over time.

The main difference between LR44 and SR44 batteries lies in their voltage stability. SR44 batteries tend to maintain a more stable voltage output over their lifespan compared to LR44 batteries. This makes SR44 batteries suitable for applications that require consistent and precise voltage levels, such as in precision instruments.

While LR44 batteries may be cheaper and suitable for general use applications, SR44 batteries are preferred in applications where voltage stability is critical, such as in marine electronic devices.

 

Is there a difference between LR44 and LR44H batteries?

In terms of size, chemistry, and voltage, LR44 and LR44H batteries are essentially the same. Both types of batteries are alkaline button cell batteries with a voltage of 1.5 volts and share the same physical dimensions (11.6mm diameter, 5.4mm height).

 

Can I use LR1130 instead of LR44?

Yes, you can sometimes use an LR1130 battery as a substitute for an LR44 battery, but there are some differences.

Voltage: LR1130 batteries typically have a slightly lower voltage than LR44 batteries. LR1130 batteries usually operate at around 1.5 volts, similar to LR44 batteries, but may have slightly different discharge characteristics.

Size: LR1130 batteries have different physical dimensions compared to LR44 batteries. LR1130 batteries are smaller, with a diameter of about 11.6mm and a height of about 3.05mm, while LR44 batteries have a height of 5.4mm. This size difference could impact compatibility depending on the device's battery compartment design.

While some devices may tolerate the slight voltage and size differences between LR1130 and LR44 batteries, it's essential to consider these factors before using an LR1130 battery as a substitute. Additionally, using LR1130 batteries in devices that specifically require LR44 batteries may result in reduced performance or compatibility issues.

 

What does LR44 stand for?

So, the LR44 designation provides information about both the chemistry and size of the battery, making it easier for consumers to identify compatible batteries for their devices.

L: Indicates the electrochemical system used, which in this case is a zinc negative electrode, manganese dioxide depolarizer, and positive electrode, with an alkaline electrolyte.

R44: Indicates the physical dimensions and shape of the battery. In this case, it signifies a cylindrical ("round") cell with a diameter of approximately 11.4mm and a height of approximately 5.2mm.

 

Can I replace LR44 with AAA?

While it is technically possible to replace an LR44 battery with AAA batteries in some cases, it's not a recommended practice.

Size and Fit: LR44 batteries are much smaller than AAA batteries, both in diameter and length. AAA batteries are significantly larger and may not fit properly in devices designed for LR44 batteries. Even if you manage to fit them, they may not make proper contact with the device's terminals, leading to unreliable performance or potential damage.

Voltage: LR44 batteries typically have a voltage of 1.5 volts, whereas AAA batteries have a voltage of 1.5 volts each. When using multiple AAA batteries to replace an LR44, you would exceed the voltage requirement of the device. This could potentially damage the device or cause it to malfunction.

Safety: Soldering wires or using makeshift methods to connect AAA batteries in place of an LR44 battery can pose safety risks, such as short circuits or battery leakage.

 

What is the difference between LR44 and LR41 battery?

The LR44 and LR41 batteries are similar in terms of their chemistry and voltage, but they differ in size and capacity:

LR44 Battery:

Size: 11.6mm diameter, 5.4mm height

Chemistry: Alkaline

Voltage: 1.5 volts

Commonly used in small electronic devices such as watches, calculators, and toys.

LR41 Battery:

Size: 7.9mm diameter, 3.6mm height

Chemistry: Alkaline

Voltage: 1.5 volts

Smaller and with lower capacity compared to LR44 batteries.

Commonly used in smaller electronic devices like laser pointers, small flashlights, and some calculators.

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