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Home › Can I swap? › SR1130 vs LR43
Can I swap?

SR1130 vs LR43: can you swap them?

1The short answer2Both ways3Differences4Buy it5Learn more
  1. 1

    The short answer

    NoSR1130 can stand in for LR43, but not the other way roundThey’re the same width and power, but SR1130 is thinner. It may wobble a little and runs out about 20% sooner. LR43 is too thick to fit where SR1130 goes.
    SR1130+ 1.55V
    SR1130As thick as 4 credit cards stacked
    LR43+ 1.5V
    LR43As thick as 6 credit cards stacked
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  2. 2

    Both ways round

    Can I put LR43 where SR1130 goes?No
    Can I put SR1130 where LR43 goes?In a pinch
  3. 3

    What’s different

    SR1130LR43
    SizeAbout as wide as a shirt buttonAbout as wide as a shirt button Same
    ThicknessAs thick as 4 credit cards stackedAs thick as 6 credit cards stacked
    Power1.55 volts1.5 volts
    KindWatch batteryButton battery

    Lasts longer: LR43 (about 25% longer)

  4. 4

    Where to buy SR1130

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

    Our pickThe exact match, 4-packEnergizer SR1130 1.55V Battery (4-Pack)
    Check Price on Amazon →
    Best value10-pack, handy to keep in a drawerSR1130 1.55V Battery Value Pack (10-Pack)
    Check Price on Amazon →
    Other brandDuracell D389, the same batteryDuracell D389 / SR1130 1.55V Battery
    Check Price on Amazon →

    Buttons open amazon.com 🇺🇸, picked from your country.

    Get LR43 on AmazonAs an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.
  5. 5

    Learn more

    About SR1130About LR43Check another pair
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Questions people ask

Can I use LR43 instead of SR1130?

No. They’re the same width and power, but SR1130 is thinner. It may wobble a little and runs out about 20% sooner. LR43 is too thick to fit where SR1130 goes.

Can I use SR1130 instead of LR43?

In a pinch. They’re the same width and power, but SR1130 is thinner. It may wobble a little and runs out about 20% sooner. LR43 is too thick to fit where SR1130 goes.

Which one lasts longer?

LR43 (about 25% longer).

All the numbers

SR1130LR43
Diameter11.6 mm11.6 mm
Height3.1 mm4.2 mm
Nominal voltage1.55V1.5V
Typical capacity80 mAh100 mAh
ChemistrySilver oxideAlkaline
Shelf life5 yrs5 yrs
Operating temp-10 to 60 °C-10 to 60 °C
Can I use LR43 instead of SR1130?No
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1The short answer2Both ways3Differences4Buy it5Learn more