LR44 Battery Equivalent
Walking into a store searching for an LR44 battery replacement often leads to confusion when faced with shelves displaying AG13, A76, 357, SR44, and dozens of other cryptic codes. You hold your device wondering whether these alternatives will work, how they differ, and which option delivers the best performance for your specific needs. This uncertainty costs consumers time, money, and sometimes damages expensive electronics through incorrect battery selection.
The LR44 battery, measuring just 11.6mm in diameter and 5.4mm in height, powers countless devices from children’s toys to critical medical equipment. Yet manufacturers label this same battery size with over 20 different designations depending on chemistry, brand, and regional preferences. Understanding these equivalents transforms frustrating guesswork into confident, informed decisions protecting your devices while maximizing battery performance and value.
This comprehensive guide eliminates confusion surrounding LR44 battery equivalents by explaining exact specifications, comparing alkaline versus silver oxide chemistries, identifying true direct replacements versus similar-but-different alternatives, and providing practical advice for selecting optimal batteries for specific applications. Whether replacing batteries in a precision watch, child’s toy, medical thermometer, or calculator, you will understand exactly which equivalents work, which perform best, and how to avoid costly compatibility mistakes.
Understanding LR44 Battery Specifications
Physical Dimensions and Form Factor
The LR44 battery belongs to the button cell family, characterized by its coin-like cylindrical shape. Precise physical dimensions measure 11.6mm in diameter and 5.4mm in height, though slight manufacturing variations of plus or minus 0.1mm occur across brands. These compact dimensions enable LR44 batteries to fit into space-constrained devices where larger battery formats cannot accommodate.
The button cell design features two terminals with the positive terminal composed of stainless steel forming the bottom contact and the negative terminal insulated and creating the top cap. This standardized terminal configuration ensures consistent electrical contact across devices regardless of manufacturer. The cylindrical shape with flat surfaces maximizes internal volume for active materials while maintaining stable positioning in battery compartments.
Weight typically ranges from 1.8 to 2.2 grams depending on chemistry and manufacturer, with alkaline versions generally weighing slightly less than silver oxide equivalents due to different material densities. The lightweight nature combined with high energy density makes LR44 batteries ideal for portable devices where weight considerations matter.
Physical compatibility extends beyond simple diameter and height measurements. Battery compartment design variations mean some devices accommodate batteries with looser tolerances while others require precise dimensional matching. Batteries measuring even 0.2mm too large may not fit or could damage compartment springs, while overly small batteries lose reliable electrical contact. Reputable manufacturers maintain tight tolerances ensuring consistent fit across applications.
Electrical Characteristics and Performance
The LR44 battery delivers a nominal voltage of 1.5 volts when using alkaline chemistry, matching the voltage output of standard AA and AAA batteries despite dramatically smaller size. This voltage remains relatively stable during the first 60-70% of discharge before gradually declining as the battery approaches depletion. Devices designed for LR44 batteries account for this voltage characteristic, typically functioning properly until voltage drops below approximately 1.0-1.1 volts.
Capacity ratings for LR44 alkaline batteries typically range from 110 to 150 milliampere-hours (mAh), with most quality brands delivering 120-130 mAh. This capacity determines how long the battery powers a device before requiring replacement, directly correlating with runtime in consistent-draw applications. However, actual runtime varies significantly based on discharge rate, temperature, and load characteristics.
Internal resistance affects how effectively batteries deliver current under load. Quality LR44 batteries maintain low internal resistance, enabling them to supply peak currents of 10-15 milliamperes without excessive voltage drop. Higher internal resistance causes voltage sag under load, potentially triggering low-battery warnings prematurely or causing device malfunction despite remaining capacity.
Temperature performance spans a rated operating range from negative 10 degrees Celsius to positive 60 degrees Celsius for most alkaline LR44 batteries. Performance degrades at temperature extremes, with capacity dropping notably below 0 degrees Celsius and shelf life accelerating above 40 degrees Celsius. Devices operating in extreme environments may require alternative battery chemistries optimized for temperature resilience.
Chemical Composition and Chemistry Types
Alkaline LR44 batteries utilize manganese dioxide as the positive electrode material and metallic zinc powder forming the negative electrode. The electrolyte consists of potassium hydroxide or sodium hydroxide solution enabling ion flow between electrodes. This alkaline chemistry provides cost-effective performance suitable for moderate-drain devices with intermittent usage patterns.
The electrochemical reaction in alkaline batteries involves zinc oxidation releasing electrons at the negative electrode while manganese dioxide reduction accepts electrons at the positive electrode. This reaction generates the 1.5-volt potential difference powering devices. As the battery discharges, zinc gradually converts to zinc oxide while manganese dioxide transforms to manganese oxide, eventually exhausting active materials and ending battery life.
Silver oxide batteries, marketed under designations like SR44, employ silver oxide as the positive electrode material instead of manganese dioxide. This alternative chemistry delivers 1.55 volts nominal voltage, slightly higher than alkaline equivalents. More significantly, silver oxide batteries maintain exceptionally flat voltage discharge curves, providing consistent 1.55 volts until approximately 90% of capacity depletes before voltage drops sharply.
The superior voltage stability and 50% higher capacity of silver oxide batteries make them ideal for precision devices requiring consistent power, particularly watches, medical instruments, and measurement equipment. However, silver oxide batteries cost 2-3 times more than alkaline alternatives, making chemistry selection a cost-versus-performance decision based on application requirements.
Direct LR44 Battery Equivalents
AG13 Battery Complete Analysis
The AG13 battery represents one of the most common and widely recognized LR44 equivalents. AG13 uses identical alkaline chemistry, physical dimensions, and electrical specifications as LR44, differing only in manufacturer designation. The “AG” prefix indicates alkaline chemistry while “13” denotes the specific size within the AG family of button cells.
Virtually all AG13 batteries available from reputable manufacturers deliver 1.5 volts nominal voltage with capacities between 110-130 mAh, matching LR44 specifications exactly. Performance characteristics including discharge curves, internal resistance, and temperature ratings mirror LR44 batteries since they utilize identical construction and materials. Consumer reports and independent testing consistently show AG13 and LR44 batteries performing interchangeably across applications.
Major battery manufacturers including Energizer, Duracell, Panasonic, and Maxell produce AG13 batteries meeting international quality standards. Generic brands flooding discount retailers sometimes compromise quality through reduced capacity or higher self-discharge rates, though dimensional and voltage specifications remain compatible. Consumers prioritizing reliability should select established brands despite marginally higher costs.
AG13 batteries find widespread application in toys, calculators, small flashlights, LED keychain lights, and general-purpose electronics. The designation enjoys particular popularity in Asian markets where AG-series nomenclature predominates. Availability rivals LR44 in most retail channels, ensuring consumers can reliably source replacements when needed.
A76 Battery Specifications and Uses
The A76 battery designation, popular among American manufacturers and retailers, represents another true LR44 equivalent with identical specifications. Energizer markets their LR44 equivalent batteries under the A76 designation, leveraging brand recognition to differentiate from generic alternatives while maintaining full compatibility.
A76 batteries deliver the same 1.5-volt nominal voltage and 110-130 mAh capacity as LR44 and AG13 batteries through identical alkaline chemistry. Physical dimensions match exactly at 11.6mm diameter and 5.4mm height, enabling interchangeable use in any device accepting LR44 batteries. Electrical performance including discharge characteristics and internal resistance specifications mirror LR44 batteries precisely.
Common applications for A76 batteries include laser pointers, key fobs, remote controls, digital thermometers, and small electronic toys. The designation appears frequently on battery compartment labels in American-designed products, though devices typically accept any LR44 equivalent regardless of specific marking. Consumers should not hesitate substituting A76 batteries with LR44, AG13, or other direct equivalents.
Retail availability of A76 batteries concentrates in North American markets where Energizer maintains strong distribution. Pricing typically falls at the premium end of the LR44 equivalent spectrum due to brand positioning, though bulk purchases or store brands offer more economical alternatives. Performance justifies premium pricing when reliability matters, particularly in critical applications.
76A and L1154 Battery Compatibility
Duracell markets their LR44 equivalent batteries under the 76A designation, creating another fully compatible alternative differing only in brand-specific naming. The 76A maintains identical 1.5-volt voltage, 110-130 mAh capacity, and 11.6mm x 5.4mm dimensions enabling complete interchangeability with LR44, AG13, and A76 batteries.
L1154 and L1154F batteries represent European and international designations for LR44 equivalents, with the “L” prefix indicating alkaline chemistry and “1154” denoting the specific size. The optional “F” suffix sometimes appears but does not indicate performance differences from standard L1154 batteries. These designations enjoy wide recognition in European markets and online retailers serving international customers.
Both 76A and L1154 batteries utilize identical alkaline manganese dioxide chemistry as LR44 batteries, producing matching electrical and physical characteristics. Discharge curves, capacity ratings, and operating temperature ranges align precisely with LR44 specifications. Independent testing confirms no meaningful performance differences between these equivalent designations from quality manufacturers.
Consumer confusion surrounding these multiple designations often leads to uncertainty about compatibility despite batteries being functionally identical. Manufacturers could simplify selection by adopting universal standards, but regional preferences, brand differentiation strategies, and legacy naming conventions perpetuate this confusing array of equivalent designations. Understanding that 76A, L1154, L1154F, AG13, A76, and LR44 represent interchangeable alkaline batteries empowers consumers to confidently select any available option.
LR1154 and G13 Specifications
The LR1154 designation follows international electrotechnical commission standards for alkaline button cells, with “LR” indicating alkaline chemistry and “1154” specifying the size classification. This systematic nomenclature provides clarity compared to brand-specific designations, though market fragmentation means LR1154 batteries appear less frequently than LR44 alternatives despite identical specifications.
LR1154 batteries deliver 1.5 volts nominal voltage with typical capacities of 110-130 mAh through standard alkaline chemistry. Physical dimensions match LR44 exactly at 11.6mm diameter and 5.4mm height, ensuring full compatibility across applications. Performance characteristics including discharge rates, internal resistance, and shelf life align with LR44 specifications from comparable quality manufacturers.
G13 batteries represent another equivalent designation appearing on some products and battery packaging. The “G” prefix indicates a generic or general-purpose classification while “13” denotes the size within this classification system. G13 batteries from reputable sources maintain identical specifications to LR44, AG13, and other equivalents, though quality varies more widely across G13-labeled products due to less stringent brand standards compared to major manufacturer offerings.
Both LR1154 and G13 designations see more limited retail distribution compared to LR44, AG13, or A76 alternatives, particularly in North American markets. Online retailers and specialty battery suppliers typically stock these equivalents, offering options when local stores carry only specific designations. Consumers should verify specifications match LR44 requirements rather than assuming all G13 or LR1154 batteries meet quality standards, as generic labeling sometimes accompanies substandard manufacturing.
Silver Oxide LR44 Equivalents
SR44 Battery Chemistry and Performance
Silver oxide SR44 batteries represent premium alternatives to alkaline LR44 batteries, utilizing fundamentally different chemistry delivering superior performance characteristics. The “SR” prefix indicates silver oxide chemistry while “44” denotes the size matching LR44 physical dimensions. This chemistry substitution maintains dimensional compatibility while enhancing electrical performance significantly.
SR44 batteries deliver 1.55 volts nominal voltage, slightly higher than the 1.5 volts produced by alkaline LR44 batteries. More importantly, silver oxide chemistry maintains remarkably flat voltage discharge characteristics, holding steady at 1.55 volts throughout approximately 90% of battery life before voltage drops sharply near depletion. This contrasts dramatically with alkaline batteries showing gradual voltage decline throughout discharge.
Capacity ratings for SR44 batteries typically range from 150 to 200 mAh, representing 30-50% greater capacity than comparable alkaline LR44 batteries. This increased capacity translates directly to longer runtime in equivalent applications, partially offsetting the 2-3 times higher cost of silver oxide batteries compared to alkaline alternatives. Total cost of ownership often favors silver oxide in devices requiring frequent battery replacement.
The superior voltage stability makes SR44 batteries ideal for precision devices requiring consistent power delivery. Analog watches rely on stable voltage to maintain accurate timekeeping, with voltage variations causing timing errors. Digital measuring instruments, medical devices, and high-performance electronics benefit from the consistent power delivery silver oxide chemistry provides.
357 and 303 Battery Applications
The 357 battery represents a common silver oxide equivalent designation widely recognized in North American markets. Energizer, Duracell, and other major manufacturers produce 357 batteries conforming to silver oxide chemistry standards with 1.55-volt output and 150-200 mAh capacity. Physical dimensions match LR44 and SR44 exactly, enabling use in any device accepting these battery sizes.
Applications particularly suited to 357 batteries include precision analog watches, film cameras with built-in light meters, medical instruments like digital thermometers and glucose meters, and electronic measurement devices. The consistent voltage output prevents premature low-battery warnings in devices designed for silver oxide batteries, maximizing usable capacity and runtime.
The 303 battery designation also indicates silver oxide chemistry with specifications matching 357 and SR44 batteries. Some manufacturers differentiate 303 from 357 through minor production variations or quality tiers, though both deliver substantially similar performance exceeding alkaline LR44 alternatives. Consumer confusion often arises from devices listing multiple equivalent batteries, not understanding these represent chemistry alternatives rather than exact specifications.
Cost considerations become significant when selecting between alkaline LR44 and silver oxide 357/303 alternatives. A typical alkaline LR44 battery costs $0.50-$1.00 each while silver oxide 357/303 batteries range from $1.50-$3.00 each. However, the 30-50% longer runtime and more stable voltage output often justify premium pricing for demanding applications. Consumers should evaluate whether application requirements merit silver oxide performance or whether alkaline batteries suffice at lower cost.
SR44SW and SR44W Variants
Silver oxide batteries sometimes include additional letter suffixes like SR44SW and SR44W indicating specific characteristics affecting application suitability. The “W” suffix denotes “watch” grade batteries optimized for low-drain applications requiring long-term stable voltage, making them ideal for analog watches and similar devices.
SR44W batteries utilize organic electrolyte formulations providing exceptionally flat discharge curves and minimal voltage variation across temperature ranges. This chemistry optimization prioritizes voltage stability over high-current capability, making SR44W batteries less suitable for devices with occasional high-current demands but excellent for consistent low-drain applications.
The “SW” suffix in SR44SW indicates a hybrid designation combining characteristics of both watch-grade and general-purpose silver oxide batteries. Some manufacturers use SW to denote batteries suitable for both low-drain watches and moderate-drain devices, offering versatility across application types. However, designation standards vary across manufacturers, creating potential confusion about exact specifications and optimal use cases.
Practical selection guidance suggests using SR44W batteries specifically for analog watches and precision instruments benefiting from maximum voltage stability. SR44 without suffix designations suit general applications including digital watches, small electronics, and medical devices. SR44SW batteries work well for applications falling between these extremes. When in doubt, standard SR44 batteries provide reliable performance across most applications accepting this battery size.
Battery Compatibility and Interchangeability
Can You Replace LR44 with AG13?
The question of replacing LR44 batteries with AG13 alternatives represents one of the most common consumer uncertainties, though the answer proves straightforward. Yes, AG13 batteries directly replace LR44 batteries in all applications without any compatibility concerns, performance differences, or safety risks. These designations represent identical batteries from different manufacturers or regional naming conventions.
Both LR44 and AG13 batteries utilize alkaline manganese dioxide chemistry producing 1.5 volts nominal voltage through identical electrochemical reactions. Physical dimensions match exactly at 11.6mm diameter and 5.4mm height, ensuring proper fit in battery compartments designed for either designation. Capacity ratings typically fall within the same 110-130 mAh range across both designations from comparable quality manufacturers.
Electrical performance characteristics including discharge curves, internal resistance, operating temperature ranges, and shelf life specifications align precisely between LR44 and AG13 batteries. Independent testing by consumer organizations confirms no statistical performance differences between these equivalents when comparing products from similar quality tiers. A premium LR44 battery performs identically to a premium AG13 battery, just as budget alternatives of both designations show similar cost-saving compromises.
The only meaningful distinction between LR44 and AG13 batteries involves packaging, marketing, and regional availability rather than actual product characteristics. Some regions or retailers stock primarily LR44-labeled batteries while others favor AG13 designation. Consumers should confidently purchase whichever designation offers better availability or value without concern about compatibility or performance differences. This equivalence extends to devices explicitly listing either LR44 or AG13 requirements, as manufacturers simply indicate their preferred nomenclature for the same battery type.
LR44 versus SR44 Substitution Guidelines
Substituting silver oxide SR44 batteries for alkaline LR44 batteries introduces important considerations beyond simple physical compatibility. While SR44 batteries physically fit devices designed for LR44 batteries due to identical dimensions, the different chemistry creates performance characteristics affecting device operation and potentially impacting long-term reliability.
The 1.55-volt output of SR44 batteries versus 1.5 volts from LR44 batteries represents a modest 3% voltage increase falling within tolerance ranges for most electronic devices. Modern electronics incorporate voltage regulation circuits accommodating this variation without issues. However, older or simpler devices designed specifically for 1.5-volt batteries might experience slightly altered operation, though rarely in problematic ways.
The superior capacity and voltage stability of SR44 batteries generally improves device performance when substituting for LR44 batteries. Devices run longer on a single SR44 battery compared to LR44 alternatives, and voltage-sensitive electronics benefit from the consistent power delivery. Digital devices may show more accurate low-battery warnings with SR44 batteries since voltage remains stable until near complete depletion rather than gradually declining.
The primary consideration limiting universal SR44 substitution involves cost-benefit analysis rather than technical constraints. SR44 batteries typically cost 2-3 times more than LR44 equivalents, making them economically questionable for high-drain or disposable applications where batteries require frequent replacement. Toys, LED flashlights, and similar devices consume batteries quickly enough that premium silver oxide chemistry provides minimal benefit despite superior performance.
Optimal substitution guidelines suggest using SR44 batteries in precision watches, medical instruments, measurement devices, and electronics where consistent voltage matters and battery life justifies premium cost. Continue using alkaline LR44 batteries in toys, calculators, keychain lights, and general electronics where performance benefits cannot justify cost increases. Devices explicitly requiring silver oxide chemistry should always use SR44 or equivalents rather than alkaline substitutes.
Understanding Non-Compatible Alternatives
Despite similar appearance and naming patterns, several battery types should not be substituted for LR44 batteries despite occasional confusion or misidentification. Understanding these incompatible alternatives prevents device damage, malfunction, or safety risks from incorrect battery selection.
The LR41 battery, while similar in designation to LR44, measures substantially smaller at 7.9mm diameter compared to LR44’s 11.6mm diameter. This significant size difference makes LR41 batteries physically incompatible with LR44 battery compartments. Attempting to use LR41 batteries in LR44 devices results in poor electrical contact, unreliable operation, and potential battery compartment damage from improper fit.
Standard AA batteries, despite sharing the same 1.5-volt nominal voltage as LR44 batteries, measure dramatically larger with completely different form factors. AA batteries measure 14.5mm diameter and 50.5mm length compared to LR44’s 11.6mm diameter and 5.4mm height button cell format. The obvious size incompatibility prevents any possibility of substitution, though consumers occasionally question whether voltage equivalence enables workarounds. No practical method exists for using AA batteries in LR44 devices without extensive and inadvisable modifications.
Frequently Asked Questions
What battery is equivalent to LR44?
Direct LR44 equivalents include AG13, A76, 76A, L1154, L1154F, LR1154, and G13 batteries, all sharing identical alkaline chemistry, 1.5V voltage, 110-130 mAh capacity, and 11.6mm x 5.4mm dimensions. These batteries are completely interchangeable in any device accepting LR44 batteries. Silver oxide equivalents SR44, 357, 303, SR44W, and SR44SW offer enhanced performance with 1.55V voltage and 150-200 mAh capacity at higher cost.
Can I use AG13 instead of LR44?
Yes, AG13 batteries are direct LR44 equivalents with identical specifications, chemistry, voltage, capacity, and physical dimensions. AG13 and LR44 represent different manufacturer designations for the same battery type, enabling complete interchangeability without compatibility concerns or performance differences. Confidently substitute AG13 for LR44 in all applications including watches, toys, calculators, and medical devices.
What is the difference between LR44 and SR44 batteries?
LR44 batteries use alkaline chemistry delivering 1.5V with 110-130 mAh capacity while SR44 batteries employ silver oxide chemistry providing 1.55V with 150-200 mAh capacity. SR44 batteries maintain flatter voltage discharge curves, offer 30-50% longer runtime, and perform better in precision devices but cost 2-3 times more than LR44 alternatives. Both share identical 11.6mm x 5.4mm dimensions enabling physical interchangeability.
Are 357 and LR44 batteries the same?
The 357 battery is a silver oxide equivalent to LR44 with identical physical dimensions but different chemistry providing superior performance. While 357 batteries fit LR44 compartments, they deliver 1.55V instead of 1.5V and offer significantly longer runtime. The 357 works as an LR44 replacement providing enhanced performance at premium cost, making it ideal for watches and medical devices but economically questionable for toys and general electronics.
How long do LR44 batteries last?
LR44 battery lifespan varies dramatically based on device current draw, ranging from months in low-drain watches to hours in high-drain LED devices. Shelf life typically extends 3-5 years when stored properly in cool, dry conditions. Actual runtime depends on load characteristics, with 120 mAh capacity supporting approximately 120 hours at 1 mA draw or 12 hours at 10 mA draw, declining faster at higher currents due to voltage drop and internal resistance.
Can you recharge LR44 batteries?
No, LR44 alkaline batteries are non-rechargeable disposable batteries that cannot be safely recharged. Attempting to recharge alkaline LR44 batteries risks leakage, rupture, or explosion due to gas buildup and chemical reactions not designed for reversal. Specialized rechargeable button cell batteries exist in similar sizes but use different chemistry (typically nickel-metal hydride) with distinct designations and lower voltage requiring device compatibility verification.
What devices use LR44 batteries?
LR44 batteries power diverse small electronic devices including analog and digital watches, calculators, digital thermometers, glucose meters, laser pointers, key fobs, LED flashlights, children’s toys, musical greeting cards, small cameras, bike computers, and various medical instruments. The compact size and reliable 1.5V output make LR44 batteries ideal for space-constrained applications requiring button cell power sources.
Is Duracell 76A the same as LR44?
Yes, Duracell 76A batteries are direct LR44 equivalents with identical alkaline chemistry, 1.5V voltage, physical dimensions, and performance characteristics. The 76A designation represents Duracell’s brand-specific naming for their LR44 battery product line. These batteries interchangeably substitute for LR44, AG13, A76, and other alkaline equivalents without compatibility concerns or performance differences beyond typical brand quality variations.
Why do LR44 batteries have so many names?
Multiple LR44 designations result from different manufacturers using proprietary naming conventions, regional market preferences, and various international standards organizations. AG13 dominates Asian markets, A76 appears frequently in North America, L1154 follows European conventions, while LR44 represents the IEC international standard designation. All reference the same alkaline button cell specifications despite confusing nomenclature variations creating unnecessary consumer uncertainty.
Can LR44 batteries leak and damage devices?
Yes, alkaline LR44 batteries can leak potassium hydroxide electrolyte when over-discharged, stored in high temperatures, or past expiration dates, potentially corroding device contacts and circuitry. Silver oxide SR44 equivalents show significantly lower leakage risk due to different chemistry. Prevent leakage by removing batteries from devices during extended storage, avoiding temperature extremes, replacing batteries before complete depletion, and using quality brands with leak-resistant construction.
What is the capacity of LR44 battery?
LR44 alkaline batteries typically have a capacity ranging from 110 to 150 milliampere-hours (mAh), with most quality brands delivering 120-130 mAh. Silver oxide equivalents like SR44 offer higher capacity of 150-200 mAh, representing 30-50% more energy storage. Actual capacity varies by manufacturer, with premium brands generally delivering rated capacity while generic batteries may fall short of specifications.
Can I replace LR44 with SR44 in my watch?
Yes, SR44 batteries make excellent replacements for LR44 in watches, offering superior performance through more stable voltage output and longer runtime. The 1.55V SR44 voltage versus 1.5V LR44 falls within acceptable tolerance for watch movements. Silver oxide SR44 batteries particularly benefit precision analog watches requiring consistent power for accurate timekeeping, justifying the 2-3x cost premium through extended replacement intervals and better performance.
What is LR44 battery voltage?
LR44 alkaline batteries deliver a nominal voltage of 1.5 volts when fresh, gradually declining to approximately 1.0-1.1 volts as the battery depletes. Silver oxide equivalents (SR44, 357, 303) provide 1.55 volts with exceptionally flat discharge curves maintaining consistent voltage until approximately 90% capacity depletion. Both voltage levels prove compatible with devices designed for 1.5V button cell batteries.
Are LR44 and L1154 the same battery?
Yes, LR44 and L1154 represent the same battery with different designation systems. L1154 follows European and international naming conventions while LR44 represents the IEC standard designation. Both indicate alkaline button cell batteries with identical 1.5V voltage, 110-130 mAh capacity, and 11.6mm x 5.4mm dimensions. The optional F suffix in L1154F indicates no functional difference from standard L1154 batteries.
How do I dispose of LR44 batteries properly?
LR44 batteries should be recycled at designated battery collection facilities rather than disposed in household trash. Many retailers, electronics stores, and municipal recycling centers accept button cell batteries for proper recycling. Modern LR44 batteries are mercury-free but contain materials including zinc, manganese dioxide, and potassium hydroxide warranting responsible disposal. Never incinerate batteries or dispose in ways allowing electrolyte leakage into the environment.
What does LR stand for in LR44?
The “LR” prefix in LR44 indicates alkaline chemistry according to IEC (International Electrotechnical Commission) standards, with “L” representing alkaline and “R” denoting round cylindrical shape. The “44” designates the specific size within the IEC classification system. This systematic nomenclature provides clear chemistry and size identification, though regional and manufacturer-specific designations like AG13 or A76 often prove more recognizable to consumers.
Can LR44 batteries be used in cameras?
Yes, many small cameras, particularly older film cameras and some compact digital cameras, use LR44 or equivalent batteries for powering light meters, flash circuits, and electronic functions. Check camera specifications to confirm LR44 compatibility. For cameras requiring consistent voltage for accurate light metering, silver oxide SR44 or 357 batteries provide superior performance compared to alkaline LR44 alternatives despite higher cost.
What replaces AG13 battery?
AG13 batteries can be replaced with any LR44 equivalent including LR44, A76, 76A, L1154, L1154F, LR1154, or G13 alkaline batteries sharing identical specifications. Silver oxide alternatives SR44, 357, or 303 provide enhanced performance at premium cost. All these batteries feature the same 11.6mm diameter and 5.4mm height ensuring physical compatibility with devices originally using AG13 batteries.
Is LR44 the same as 675 battery?
No, LR44 and 675 batteries are completely different despite similar button cell form factors. The 675 battery is a zinc-air battery primarily used in hearing aids, measuring larger at 11.6mm diameter but featuring different chemistry, voltage characteristics, and activation requirements (air exposure). These batteries are not interchangeable despite some physical similarities. Always use the specific battery type recommended by device manufacturers.
What is the best brand of LR44 battery?
Leading LR44 battery brands include Energizer (A76), Duracell (76A), Panasonic, Maxell, and Sony, all offering reliable performance with consistent specifications and quality control. Premium brands justify slightly higher costs through dependable capacity ratings, superior leak resistance, and longer shelf life compared to generic alternatives. For critical applications like medical devices or precision watches, established brands provide worthwhile reliability despite budget alternatives offering lower upfront costs.
