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Home › Batteries › CR2477N
Coin battery

CR2477N is the same as CR2477

1What it is2Safety3Other names4Facts5Buy it
  1. 1

    What it is

    CR2477+ 3V

    CR2477N is just another name for CR2477. Same battery, different label, so you can buy either one.

    Get CR2477 on AmazonAs an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.

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  2. 2

    Safety first

    Keep away from children and pets

    A swallowed coin or button battery can cause serious burns inside the body within 2 hours. If you think one was swallowed, get emergency help right away.

    Swallowed one? What to do now →
  3. 3

    Names you might see in the store

    All of these are the same battery. Any of them will work.

    CR2477
  4. 4

    Quick facts

    Size
    About the size of a quarter
    Thickness
    As thick as 10 credit cards stacked
    Power
    3 volts
    Keeps in a drawer for
    About 10 years
    Rechargeable?
    No, use once
    Found in things like
    Industrial memory backupUtility meters
  5. 5

    Where to buy it

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

    Our pickThe exact match, 4-packEnergizer CR2477N (CR2477) 3.0V Battery (4-Pack)
    Check Price on Amazon →
    Best value10-pack, handy to keep in a drawerCR2477N (CR2477) 3.0V Battery Value Pack (10-Pack)
    Check Price on Amazon →
    Other brandDuracell, the same batteryDuracell CR2477 / CR2477 3.0V Battery
    Check Price on Amazon →

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

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See it at real size

CR2477 next to a US quarter and an AA battery. “Real size” matches your hand once your screen is set up in Measure it.

CR2477Thickness 7.7US quarterAA

What do the letters mean?

Battery names are a code. Here’s how to read CR2477N:

CR2477NRenata Proprietary for this cell
CR2477Physical cell: 24.5 × 7.7 mm, 3.0V lithium

The same battery from each brand

BrandTheir name for it
Official nameCR2477
Renata (Swiss)CR2477N

Exact measurements

Width
24.5 mm (0.965 in)
Thickness
7.7 mm
Voltage
3.0V (empty at 2.0V)
Energy stored
1000 mAh
Weight
—
Made with
Lithium manganese dioxide
Works between
-30 … 60 °C
Official code
CR2477

Questions people ask

Is CR2477N the same as CR2477?

Yes. They’re the same battery with different names. You might also see CR2477.

How long will a spare keep in a drawer?

About 10 years if it stays cool and dry.

Can I recharge it?

No. Never try to recharge it.

Which way up does it go?

Usually with the side marked “+” facing you or facing up. Look at how the old one sits before you take it out.

CR2477+ 3V
CR2477Coin battery
Get CR2477 on AmazonAs an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.

Something wrong or missing? Tell us

1What it is2Safety3Other names4Facts5Buy it