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Home › Batteries › DL2450
Coin battery

DL2450 is the same as CR2450

1What it is2Safety3Other names4Facts5Buy it6Swaps
  1. 1

    What it is

    CR2450+ 3V

    DL2450 is just another name for CR2450. Same battery, different label, so you can buy either one.

    Get CR2450 on AmazonAs an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.

    Something wrong or missing? Tell us

  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.

    CR2450ECR24505029LC6450
  4. 4

    Quick facts

    Size
    About the size of a quarter
    Thickness
    As thick as 7 credit cards stacked
    Power
    3 volts
    Keeps in a drawer for
    About 10 years
    Rechargeable?
    No, use once
    Found in things like
    BMW & Ford key fobsBike computersSmart-home sensors
  5. 5

    Where to buy it

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

    Our pickThe exact match, 4-packEnergizer DL2450 (CR2450) 3.0V Battery (4-Pack)
    Check Price on Amazon →
    Best value10-pack, handy to keep in a drawerDL2450 (CR2450) 3.0V Battery Value Pack (10-Pack)
    Check Price on Amazon →
    Other brandDuracell DL2450, the same batteryDuracell DL2450 / CR2450 3.0V Battery
    Check Price on Amazon →

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

  6. 6

    Can I use something else?

    Can I use CR2032 instead of CR2450?No
Show more details (optional)

See it at real size

CR2450 next to a US quarter and an AA battery. “Real size” matches your hand once your screen is set up in Measure it.

CR2450Thickness 5.0US quarterAA

What do the letters mean?

Battery names are a code. Here’s how to read DL2450:

DLDuracell lithium coin
2450Same geometry as CR2450: 24.5 × 5.0 mm

The same battery from each brand

BrandTheir name for it
Official nameCR2450
EnergizerECR2450
DuracellDL2450
Renata (Swiss)CR2450
PanasonicCR-2450
Varta6450

Exact measurements

Width
24.5 mm (0.965 in)
Thickness
5.0 mm
Voltage
3.0V (empty at 2.0V)
Energy stored
620 mAh
Weight
6.2 g
Made with
Lithium manganese dioxide
Works between
-30 … 60 °C
Official code
CR2450 · ANSI 5029LC

Questions people ask

Is DL2450 the same as CR2450?

Yes. They’re the same battery with different names. You might also see CR2450, ECR2450, 5029LC, 6450.

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.

CR2450+ 3V
CR2450Coin battery
Get CR2450 on AmazonAs an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.

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1What it is2Safety3Other names4Facts5Buy it6Swaps