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Home › Can I swap? › A27 vs 27A
Can I swap?

A27 vs 27A: can you swap them?

1The short answer2Both ways3Differences4Buy it5Learn more
  1. 1

    The short answer

    YesYes, they’re the same batteryA27 and 27A are two names for the exact same battery. Use either one.
    A27
    A27Short and skinny, about 2.8 cm long
    A27
    27AShort and skinny, about 2.8 cm long
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  2. 2

    Both ways round

    Can I put 27A where A27 goes?Yes
    Can I put A27 where 27A goes?Yes
  3. 3

    What’s different

    A2727A
    SizeShort and skinny, about 2.8 cm longShort and skinny, about 2.8 cm long Same
    LengthShort and skinny, about 2.8 cm longShort and skinny, about 2.8 cm long Same
    Power12 volts12 volts Same
    Kind12-volt remote battery12-volt remote battery

    Lasts longer: Same

  4. 4

    Where to buy A27

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

    Our pickThe exact match, 4-packEnergizer A27 12V Battery (4-Pack)
    Check Price on Amazon →
    Best value10-pack, handy to keep in a drawerA27 12V Battery Value Pack (10-Pack)
    Check Price on Amazon →
    Other brandDuracell MN27, the same batteryDuracell MN27 / A27 12V Battery
    Check Price on Amazon →

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

    Get 27A on AmazonAs an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.
  5. 5

    Learn more

    About A27About 27ACheck another pair
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Questions people ask

Can I use 27A instead of A27?

Yes. A27 and 27A are two names for the exact same battery. Use either one.

Can I use A27 instead of 27A?

Yes. A27 and 27A are two names for the exact same battery. Use either one.

Which one lasts longer?

They last about the same.

All the numbers

A2727A
Diameter8.0 mm8.0 mm
Height28.2 mm28.2 mm
Nominal voltage12V12V
Typical capacity22 mAh22 mAh
ChemistryAlkaline (stacked cells)Alkaline (stacked cells)
Shelf life5 yrs5 yrs
Operating temp-10 to 50 °C-10 to 50 °C
Can I use 27A instead of A27?Yes
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Something wrong or missing? Tell us

1The short answer2Both ways3Differences4Buy it5Learn more