Double A Batteries | McMaster-Carr

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	Battery Size Battery Size

	For Battery Size For Battery Size

AAA

2/3 A

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Button/Coin
Cell Batteries

	Battery Chemistry Battery Chemistry

Alkaline

Carbon Zinc

Lithium

Nickel Cadmium (NiCad)

Nickel Metal Hydride (NiMH)

	Battery Connection Type Battery Connection Type


Button Top	Plug

Solder Tab	Solder Wire

Socket	Wire Leads

	Voltage Voltage

	Battery Type Battery Type

Disposable

Rechargeable

	System of Measurement System of Measurement

Inch

	Capacity Capacity

	Manufacturer Equivalent Number Manufacturer Equivalent Number

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	For Number of Batteries For Number of Batteries

	Battery Layout Battery Layout

Single

Side-by-Side

End-to-End

	For Battery Type For Battery Type

Disposable

	Lithium Type Lithium Type

Lithium Thionyl Chloride
(LiSOCl2)

Lithium Iron Disulfide
(LiFeS2)

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

	Number of Batteries Number of Batteries

	Battery Configuration Battery Configuration

	Width Width

	Height Height

	Depth Depth

	Input Voltage Input Voltage

12V DC

	Charging Time Charging Time

2-10 hrs.

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About Battery Disposal

Disposable Batteries

These batteries hold more power than rechargeable batteries but must be replaced more frequently.

Rechargeable Batteries

Reduce battery costs by powering devices with rechargeable batteries.

Long Shelf-Life Rechargeable Batteries

Shipped fully charged, these batteries hold their charge even after months on a shelf.

Emergency Light Battery Packs

Battery cells are wired together for use in emergency lighting, such as exit signs.

Battery Packs

These battery cells are wired together for use in portable devices such as lighting and telecommunication.

Battery Chargers

Battery Holders

Enclosed Battery Holders

Holders have snap-on or screw-on covers to fully enclose and protect batteries.

Battery Contacts

Circuit Board Battery Contacts

Battery Clips

Use these clips to secure batteries in a housing.

Retaining Pins for Battery Clips

Pins fit around battery clips to hold them closed and prevent batteries from coming loose.

Battery Springs

Replace coiled spring contacts in battery holders and terminals.

Battery-Life Testers

Check if it's time to replace your disposable batteries.

Battery Enclosures

For use in enclosures and panels where components require battery power, these enclosures have contacts for AA and 9-volt batteries.