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Home › Batteries › 40152
Rechargeable flashlight battery

40152 battery

1What it is2Safety3Other names4Facts5Buy it
  1. 1

    What it is

    40152

    40152 is a rechargeable flashlight battery, much bigger than an AA. It gives 3.2 volts.

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  2. 2

    Safety first

    This one is rechargeable

    It gives more power than a normal battery. Only use it in things made for it.

  3. 3

    Names you might see in the store

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

    IFR40152
  4. 4

    Quick facts

    Size
    Much bigger than an AA
    Power
    3.2 volts
    Keeps in a drawer for
    About 3 years
    Rechargeable?
    Yes
    Found in things like
    E-bike packsPortable power stationsIndustrial lighting
  5. 5

    Where to buy it

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

    Amazon searchEnergizer listings, any pack sizeSearch Amazon for Energizer 40152
    See results on Amazon →
    Amazon searchMulti-packs from any brandSearch Amazon for 40152 multi-packs
    See results on Amazon →
    Amazon searchDuracell listings, the same batterySearch Amazon for Duracell 40152
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See it at real size

40152 next to a US quarter and an AA battery. “Real size” matches your hand once your screen is set up in Measure it.

40152US quarterAA

What do the letters mean?

Battery names are a code. Here’s how to read 40152:

4040.0 mm diameter
152152.0 mm length
Li-ion3.2V rechargeable

The same battery from each brand

BrandTheir name for it
Official name40152

Exact measurements

Width
40.0 mm (1.575 in)
Length
152.0 mm
Voltage
3.2V (empty at 2.5V)
Energy stored
15000 mAh
Weight
—
Made with
Lithium-ion rechargeable
Works between
-20 … 60 °C
Official code
40152

Questions people ask

Is 40152 the same as IFR40152?

Yes. They’re the same battery with different names. You might also see IFR40152.

How long will a spare keep in a drawer?

About 3 years if it stays cool and dry.

Can I recharge it?

Yes, it’s rechargeable. Only charge it in a charger or device made for it.

40152
40152Rechargeable flashlight battery
Search Amazon for 40152As an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.

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1What it is2Safety3Other names4Facts5Buy it