SR44 Silver Oxide Button Battery 1.55V [Explained]

What is an SR44 Battery?

Small round silver oxide button cell batteries, or SR44 batteries, are constantly set up in a variety of electronic widgets.

 

SR44 Part Number Breakdown

SR44 silver oxide button battery part numbers are frequently restricted. They offer detailed details regarding the chemistry, dimensions, and intended usage of the battery. Below is a general classification of part numbers:

 

1. "S" -Silver Oxide Chemistry:

   -The part number's initial "S" designates the kind of battery as silver oxide. Their lengthy service life and steady voltage are well known.

 

2. "R" -Round (Coin) Shape:

   -The "R" designates the round shape of the battery, which is typical of button or coin cells.

 

3. "44" -Size Code:

   -The "44" is a code that relates to the battery's physical dimensions:

 

     -First Digit ("4"): The periphery of the battery is generally expressed in millimeters(multiply by 1.0), which for the SR44 is roughly 11.6 millimeters.

 

     -Second Digit ("4"): Generally gives the battery's consistence or height in millimeters(multiply by 1.0); for the SR44, this means that the dimension is roughly 5.4 millimeters.

 

Example:

-SR44: 

   -"S" = Silver Oxide Chemistry

 

   -"R" = Round shape

 

   -"44" = Diameter ≈ 11.6 mm, Height ≈ 5.4 mm

 

Performance of SR44 Battery

   -Stable Voltage: During the utmost of its lifetime, produces a voltage output that's steady and constant.

 

   -Low Self-Discharge: Since silver oxide batteries do not tone-discharge fluently, they can hold a charge for extended ages of time when not in use.

 

   -Temperature Range: Functions well in a broad variety of temperatures. generally, it ranges from-10°C to 60°C.

 

Specifications of SR44 Battery

• Brand: Mitutoyo
• Chemistry: Silver Oxide
• Termination Type: Flat; PC Pin
• Battery Size: SR44
• Nominal Voltage Rating: 1.5V
• Voltage: 1.55V
• Length: 4.5 in.
• Width: 3.0 in.
• Height: 0.25 in.
• Weight: 0.009
• Country Of Origin: JP
• Capacity: Around 150-200 mAh
• Shelf Life: 3-5 years

 

Key Characteristics:

1. Stable Voltage Output: Because silver oxide batteries maintain a constant output voltage throughout the charge-discharge cycle, they're the perfect choice for bias that need to operate reliably.

  

2. Longer Life: Silver oxide batteries have a longer lifetime than other battery kinds, similar alkaline batteries. This is particularly helpful for bias that need to run continuously for extended ages of time.

 

3. High Energy Density: These batteries are more compact without immolating energy storehouse capacity since they've a advanced energy viscosity than alkaline batteries.

 

4. Leak Resistance: Because silver oxide batteries don't leak as easily, they assist shield delicate electronic devices.

 

Working Principle of SR44 Battery

1. Chemistry: SR44 batteries generally employ silver oxide batteries. gray oxide(Ag2O) is employed as the anode(cathode) and zinc(Zn) as the cathode(anode). generally, the electrolyte is an alkaline substance.

 

2. Electrochemical Reaction: Zinc and silver oxide suffer a chemical response when batteries are used. Zinc and silver oxide combine. Zinc and silver oxide combine. Zinc and silver oxides are produced by it. This reaction releases electrons.

 

3. Electric Current: When electrons move from the anode(zinc) to the cathode(silver oxide) through an external connection, electric current is produced that powers the invention.

 

4. Voltage: A typical SR44 battery has a nominal voltage of 1,55 volts. Silver oxide's electrochemical characteristics allow the voltage to stay comparatively steady for the duration of the battery.

 

5. Capacity and Performance: Because of its stable output voltage and outstanding energy density, SR44 batteries are a great choice for gadgets that need a steady and dependable power source.

 

Applications of SR44 Battery

• Quartz Watches
• Calculators
• Hearing Aids
• Remote Controls
• Medical Devices
• Toys
• Flashlights
• Camera Equipment
• Electronic Gadgets
• Hearing Test Equipment
• Digital Meters
• Alarms and Sensors
• Calculating Devices
• Compact Electronic Devices
• Personal Electronics

 

Comparison SR44 to LR44

Here's a comparison chart highlighting the key differences between SR44 and LR44 batteries:

 

Feature	SR44	LR44
Chemistry	Silver Oxide	Alkaline
Nominal Voltage	1.55V	1.5V
Capacity	Higher (typically ~150-175 mAh)	Lower (typically ~110-130 mAh)
Voltage Stability	More stable throughout discharge	Less stable; voltage drops more
Typical Uses	Watches, calculators, medical devices	Toys, remote controls, small electronics
Cost	Generally more expensive	Generally less expensive
Shelf Life	Longer shelf life	Shorter shelf life
Discharge Characteristics	More consistent discharge rate	More pronounced voltage drop as it discharges

 

Advantages of SR44 Battery

• Stable Voltage Output
• Higher Capacity
• Longer Shelf Life
• Better Performance in Extreme Temperatures
• Lower Self-Discharge Rate
• Reliable Power for Precision Devices
• High Energy Density
• Low Internal Resistance
• Consistent Performance
• Reduced Risk of Leakage
• Compatibility

 

Considerations

-Disposal: Because silver and other rudiments included in silver oxide batteries can be dangerous to the terrain if inaptly handled, it's important to dispose of these batteries meetly.

 

-Storage: Store these batteries down from heat sources and direct sun in a cool, dry position to extend their shelf life.

 

In conclusion, the SR44 silver oxide button battery is a common option in numerous precise instruments and outfit because it provides a reliable power source for bitsy electronic bias that need harmonious, long- continuing power.

 

Is sr44 the same as lr44?

There are two different types of silver oxide button batteries with the same size designations, LR44 and SR44. LR44 has a advanced capacity and lower voltage than SR44. Alkaline functions a bit less.

 

Are lr44 and sr44 batteries interchangeable?

LR44 and SR44 batteries can not be used interchangeably. In terms of life and performance, silver oxide SR44 batteries are superior to LR44 alkaline batteries. Despite the fact that their voltages and physical limits are the same.

 

Can i use lr44 instead of sr44?

Indeed, LR44 can be used in place of SR44 in a lot of bias, but its performance might not be the stylish. LR44 might not survive as long as SR44 because of its lower capacity. For devices that require precise and stable voltage, the SR44 is usually preferred.

 

Is there a difference between sr44 and lr44 batteries?

Yes, there's a difference between SR44 and LR44 batteries:

 

1. Chemistry: Stable voltage and extended life are assured by the silver oxide chemistry employed in SR44 batteries. Alkaline batteries, similar as LR44 batteries, frequently have a lower capacity and a shorter lifetime.

 

2. Voltage: Although the 1.5 volt standing of both batteries is maintained more constantly by the SR44 during the discharge cycle.

 

3. Capacity: Compared to LR44 batteries, SR44 batteries frequently have a larger capacity, which allows them to operate in the device for longer.

 

4.Performance: Owing to its effectiveness and extended lifetime, SR44 batteries are constantly employed in high power consumption operations.

 

What battery is equivalent to sr44?

Batteries equivalent to the SR44 include:

 

-SR44W

-SR44SW

-A76

-L1154

-357

-303

These batteries share similar dimensions and voltage, and can generally be used interchangeably with the SR44.

 

Where to buy sr44 batteries?

SR44 batteries can be bought from colorful places, including:

 

-Electronics stores: These batteries are constantly available at retailers like Best Buy and Fry's Electronics.

 

-Online retailers: Websites like Blikai.com, or specialty battery stores offer a wide selection.

 

-Pharmacies: These batteries are typically available at department stores like CVS or Walgreens.

 

-Department stores: These batteries can be available for purchase in the electronics or battery sections of stores like Walmart or Target.

 

-Watch repair shops: These shops typically carry small button cell batteries like the SR44.

 

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