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Home › Can I swap? › SR41 vs LR754
Can I swap?

SR41 vs LR754: can you swap them?

1The short answer2Both ways3Differences4Buy it5Learn more
  1. 1

    The short answer

    NoSR41 can stand in for LR754, but not the other way roundThey’re the same width and power, but SR41 is thinner. It may wobble a little and runs out about 13% sooner. LR754 is too thick to fit where SR41 goes.
    SR41+ 1.55V
    SR41As thick as 5 credit cards stacked
    LR754+ 1.5V
    LR754As thick as 7 credit cards stacked
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  2. 2

    Both ways round

    Can I put LR754 where SR41 goes?No
    Can I put SR41 where LR754 goes?In a pinch
  3. 3

    What’s different

    SR41LR754
    SizeAbout as wide as a peaAbout as wide as a pea Same
    ThicknessAs thick as 5 credit cards stackedAs thick as 7 credit cards stacked
    Power1.55 volts1.5 volts
    KindWatch batteryButton battery

    Lasts longer: LR754 (about 16% longer)

  4. 4

    Where to buy SR41

    As an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.

    Amazon searchEnergizer listings, any pack sizeSearch Amazon for Energizer 392
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    Amazon searchMulti-packs from any brandSearch Amazon for SR41 multi-packs
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    Amazon searchDuracell D392 listings, the same batterySearch Amazon for Duracell D392
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    Search Amazon for LR754As an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.
  5. 5

    Learn more

    About SR41About LR754Check another pair
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Questions people ask

Can I use LR754 instead of SR41?

No. They’re the same width and power, but SR41 is thinner. It may wobble a little and runs out about 13% sooner. LR754 is too thick to fit where SR41 goes.

Can I use SR41 instead of LR754?

In a pinch. They’re the same width and power, but SR41 is thinner. It may wobble a little and runs out about 13% sooner. LR754 is too thick to fit where SR41 goes.

Which one lasts longer?

LR754 (about 16% longer).

All the numbers

SR41LR754
Diameter7.9 mm7.9 mm
Height3.6 mm5.4 mm
Nominal voltage1.55V1.5V
Typical capacity45 mAh52 mAh
ChemistrySilver oxideAlkaline
Shelf life5 yrs5 yrs
Operating temp-10 to 60 °C-10 to 60 °C
Can I use LR754 instead of SR41?No
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1The short answer2Both ways3Differences4Buy it5Learn more