2.4V Batteries | McMaster-Carr

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

REACH Compliant

	Lithium Type Lithium Type

Lithium Manganese Dioxide
(LiMnO2)

Lithium Thionyl Chloride
(LiSOCl2)

Lithium Iron Phosphate
(LiFePO4)

Lithium Iron Disulfide
(LiFeS2)

Lithium Carbon Monofluoride
(LiCFx)

Lithium Cobalt Oxide
(LiCoO2)

Lithium Nickel Manganese
Cobalt Oxide (LiNiMnCoO2 or
NMC)

Lithium Sulfur Dioxide
(LiSO2)

	Width Width

	Depth Depth

	Terminal Location Terminal Location


C	K

B	E

D	H

A	G

F	J

	For Battery Voltage For Battery Voltage

	For Manufacturer For Manufacturer

	Manufacturer Manufacturer

	Battery Layout Battery Layout

Single

Side-by-Side

End-to-End

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

RoHS Compliant

RoHS Compliant with
Exemptions

	For Battery Size For Battery Size

AAAA
AAA
N
AA
2/3 A
A
C
D
6V
9V
1
2
4
4D
8D
17HF
22HF
24
27
31
42
53
54
55
56
60
72
74
77
14500
16340
18500
18650
26650
All Button/Coin Cell Batteries
CR2016
CR2025
CR2032
CR2430
CR2450
22NF
29NF
22F
29H
U1

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990 Products

Batteries

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.

Lantern Batteries

Power portable lighting such as lanterns, flashlights, and barricade lights.

Long-Life Lantern Batteries

Change batteries less often—these last at least twice as long as standard lantern batteries.

Button/Coin Cell Batteries

Sized to fit into devices with small battery compartments, these batteries are often used with watches, sensors, and calculators.

Battery Packs

PLC Battery Packs

Lightweight and long lasting, these battery cells are wired together for use in programmable logic controllers (PLCs).

Two-Way Radio Battery Packs

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.

Cordless Phone Battery Packs

These battery cells are wired together for use in cordless phones.

Large-Cell Batteries

Sealed Large-Cell Batteries for Continuous Use

Provide backup power for emergency lights, alarm systems, uninterruptible power supplies (UPS) for computers, and other systems that require power over a long period of time.

Long-Life Sealed Large-Cell
Batteries for Continuous Use

Replace batteries less often—these batteries last at least twice as long as standard sealed large-cell batteries.

Sealed Large-Cell Batteries for
Starting and Continuous Use

Deliver a surge of power to start automobiles and other vehicles, and provide power over a long time. These batteries are deep cycle, so they can handle many charge/deep discharge cycles.

Sealed Large-Cell Batteries for Starting

Start automobiles and other vehicles with a surge of power.

Large-Cell Batteries for Starting

Deliver a surge of power to start automobiles and other vehicles.

Large-Cell Batteries for Continuous Use

For use in floor-cleaning machines, lift trucks, personnel carriers, and other vehicles that require power over an extended time, these deep-cycle batteries can handle many charge/deep-discharge cycles.

Large-Cell Batteries for Starting and Continuous Use

These dual-purpose batteries provide a surge of power to start automobiles and other vehicles, and they deliver power over a long time. They're deep cycle, so they can handle many charge/deep discharge cycles.

Fast-Charging Large-Cell Batteries

An alternative to wet- and dry-cell large-cell batteries, these lithium ion batteries charge more quickly and can be recharged thousands of times.

Bluetooth Large-Cell Batteries

Check real-time battery status from a mobile app to minimize downtime and keep your operation running smoothly. These batteries send notifications for charge levels as well as critical current, capacity, and voltage usage via Bluetooth.

Battery Boxes

Protect batteries from dirt, debris, and water.

Battery Terminal Spreaders/Cleaners

Also known as battery reamers, these tools spread open a battery cable clamp and clean the terminal all at once.

Battery Terminal Brushes

Remove corrosion and dirt from battery terminals.

Battery Terminal Covers

Cover battery terminals to protect against corrosion and short circuits.

Monitors for Large-Cell Batteries

Install on lift trucks and other electric vehicles to display battery condition.

Battery Terminal Adapters

Convert one battery terminal style to another.

Battery Shunts

Connect these shunts to a battery and a panel meter or electrical testing device to measure the current flowing through a circuit when the current is too high to be measured directly by a meter.

Battery Terminal Fasteners

Replace battery terminal hardware.

Cordless Tool Batteries

Batteries for Milwaukee Cordless Tools

These batteries are compatible only with Milwaukee tools and chargers.

Batteries for DeWalt Cordless Tools

Use these batteries with DeWalt tools and chargers.

Battery Adapters for DeWalt Cordless Tools

Use a 20-volt DeWalt battery in an 18-volt DeWalt cordless tool.

Batteries for Makita Cordless Tools

Replace batteries for Makita tools and chargers.

Batteries and Chargers for Chapin Cordless Tools

Replace batteries and chargers for Chapin cordless tools, or have an extra set on hand.

Batteries for Bosch Cordless Tools

These batteries should only be used with Bosch tools and chargers.

Batteries for Dremel Cordless Tools

Power Dremel tools with these batteries.

Batteries for Black & Decker Cordless Tools

Only Black & Decker tools and chargers should be used with these batteries.

Battery Chargers

Chargers for DeWalt Cordless Tool Batteries

These chargers are for use with most DeWalt batteries, except Univolt batteries.

Chargers for Milwaukee Cordless Tool Batteries

Energize Milwaukee tool batteries with these chargers.

Chargers for Makita Cordless Tool Batteries

Recharge batteries for Makita tools.

Chargers for Dremel Cordless Tool Batteries

Restore power to batteries for Dremel tools.

Chargers for Bosch Cordless Tools

Keep Bosch tool batteries powered with these chargers.

Chargers for Black & Decker Cordless Tool Batteries

Use these chargers with Black & Decker batteries.

Battery Chargers

Large-Cell Battery Chargers and Starters

Chargers for Large-Cell Batteries

After the battery is fully charged, these chargers continuously provide a low-level charge to maintain the battery without overcharging.

Water-Resistant Chargers for Large-Cell Batteries

Charge batteries even in wet environments—a sealed housing keeps water out.

Hand-Held Charger/Starters for Large-Cell Batteries

Small enough to carry, these charger/starters provide a 125-amp starting current.

Charger/Starters for Large-Cell Batteries

Wheel these charger/starters to batteries that need maintenance. They provide higher starting currents than Hand-Held Charger/Starters for Large-Cell Batteries.

Multiple-Battery Stationary
Chargers for Large-Cell Batteries

Charge up to eight batteries at once.

Stationary Chargers for Large-Cell Batteries

Bring batteries to these chargers for maintenance.

Solar Panel Chargers for Large-Cell Batteries

Keep batteries charged even when electricity is unavailable.

Power Cords for Large-Cell
Battery Solar Panel Chargers

Connect a flexible solar panel charger to a vehicle outlet.

Hand-Held Starters for Large-Cell Batteries

Once fully charged, these starters store enough power to jump start a battery multiple times.

Large-Cell Battery Surge Protector/Charge Monitors

See the charge level of a large-cell battery while protecting it from power surges. This monitor also checks the condition of your charging system.

Battery Holders and Caps

Battery Holders

Enclosed Battery Holders

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

Circuit Board Battery Holders

Button/Coin Cell Battery Holders

Large-Cell Battery Trays

Drain slots on these trays prevent fluid accumulation.

Large-Cell Battery Hold-Downs

Secure batteries to trays with these adjustable hold-downs.

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 Caps

Protect the connection point of 9V batteries with these caps.

Battery Springs

Replace coiled spring contacts in battery holders and terminals.

Polarity Labels for Battery Holders

Backup Batteries for Mobile Devices

Power mobile devices such as smartphones and tablets when electricity is unavailable.

Ultracapacitors

Provide a burst of energy for a short time to drive systems, actuators, and power tools.

Battery Testers

Battery-Life Testers

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

Voltage and Conductivity
Testers for Large-Cell Batteries

Measure the voltage of your batteries as well as the current they can supply to check battery health.

Adjustable Battery Load Testers for Large-Cell Batteries

Test large engine batteries that draw up to 500 amps. Turn the dial to vary the load applied to the battery to see how it performs at different loads.

Battery Load Testers with Alternator
Test Lead for Large-Cell Batteries

In addition to applying a fixed load to small engine batteries that draw up to 125 amps, this tester can check for defective alternator diodes.

Battery Load Testers for Large-Cell Batteries

Apply a fixed load to small engine batteries that draw up to 125 amps.

Electrical Wiring and Connecting

USB Chargers

Power up mobile devices and other electronics.

Battery Power Cords

Connect batteries to each other or to electrical systems.

North American Style Battery
Charging Cable Connectors

Designed for use with industrial battery cable and battery charger cable, these connectors can be used with vehicle batteries.

European Style Battery Charging Cable Connectors

Designed for use with European industrial vehicle batteries.

Battery Terminal Clamps

Connect these clamps to cable with a crimping tool or by soldering.

Screw-On Multi-Wire-Size Battery Terminal Clamps

Connect these clamps to a wide range of wire sizes.

Marine Battery Terminal Clamps

Made of lead, these clamps resist corrosion to stand up to marine environments. Use a lug to attach your cable to the stud.

Screw-On Battery Terminal Clamps

Insert your stripped cable into the compression nut and tighten; no crimping or heat is required.

Solder-Loaded Battery Terminal Clamps

When heat is applied, the flux and solder mixture creates a metallic bond that is nearly twice as strong as crimping or compression connections.

Battery Terminal Lugs

Connect these lugs to cable with a crimping tool or by soldering.

Heavy Duty Battery Terminal Lugs

Thicker walls than standard battery terminal lugs make these more durable.

Extra-Grip Battery Terminal Lugs

Serrations on both sides lock these lugs in place.

Screw-On Battery Terminal Lugs

Insert your stripped cable into the compression nut and tighten; no crimping or heat is required.

Solder-Loaded Battery Terminal Lugs

When heat is applied, the flux and solder mixture creates a metallic bond that is nearly twice as strong as crimping or compression connections.

Battery Wire

Connect batteries in vehicles and generators.

Switches

Battery Knob Switches

Alternate between two batteries without interrupting power.

Battery Disconnect Switches

Stop battery drain and prevent the theft or unauthorized use of equipment by disconnecting batteries when not in use.

Battery Terminal Crimpers

Battery Terminal Hammer-On Crimpers

A compact and economical alternative to standard battery terminal crimpers. Hammer the top of the pin to crimp.

Battery Terminal Ratchet Crimpers

The ratchet applies the correct pressure to ensure a complete crimp every time.

Battery Terminal Crimpers

The rotating dies in these crimpers are coded to match battery cable and terminals, making it easier to select the correct die.

Corrosion Inhibitors for Battery Terminals

Battery Terminal Cleaners

Neutralize acid and clean away corrosion.

Corrosion-Inhibiting Washers for Battery Terminals

Stop corrosion caused by battery acid fumes leaking at the posts of battery terminals.

Corrosion-Inhibiting Coatings for Battery Terminals

Form a protective barrier that makes surfaces impregnable to corrosion-causing acid fumes.

Enclosures

Battery Enclosures

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

Hand-Held Enclosures with Battery Holder

A 9-volt battery fits inside a compartment in these enclosures to power testing devices and other hand-held instruments.

Hand-Held Enclosures with Battery
Holder and See-Through Cover

Create battery-powered, hand-held devices such as card and signal readers—these enclosures have a clear cover for checking screens and status lights inside.

Material Handling

Jumper Cables

Thicker wires allow for a fast start on large trucks and industrial vehicles.

Light Duty Jumper Cables

These cables are for occasional use on cars and other small transport vehicles.

Clamps for Jumper Cables

Replace worn and broken clamps on jumper cables.

Hand-Held Battery Carriers

Add a handle to a large-cell battery to lift and move it.

Chemistry Testing

Battery Testing Density Meters

Check the condition of battery fluid by measuring its density to indicate the state of charge.

Concentration Meters

Also known as refractometers, these measure concentration with two or three drops of a solution.

Battery Recycling Containers

Fill these containers with your dead batteries, then attach the included paid shipping label to send them to a recycling facility.

Economy External Grip Pullers

These low-capacity pullers are often used to remove corroded battery terminals.

Batteries

Disposable Batteries

Rechargeable Batteries

Long Shelf-Life Rechargeable Batteries

Lantern Batteries

Long-Life Lantern Batteries

Button/Coin Cell Batteries

Button/Coin Cell Batteries

Battery Packs

PLC Battery Packs

Two-Way Radio Battery Packs

Emergency Light Battery Packs

Battery Packs

Cordless Phone Battery Packs

Large-Cell Batteries

Sealed Large-Cell Batteries for Continuous Use

Long-Life Sealed Large-CellBatteries for Continuous Use

Sealed Large-Cell Batteries forStarting and Continuous Use

Sealed Large-Cell Batteries for Starting

Large-Cell Batteries for Starting

Large-Cell Batteries for Continuous Use

Large-Cell Batteries for Starting and Continuous Use

Fast-Charging Large-Cell Batteries

Bluetooth Large-Cell Batteries

Battery Boxes

Battery Terminal Spreaders/Cleaners

Battery Terminal Brushes

Battery Terminal Covers

Monitors for Large-Cell Batteries

Battery Terminal Adapters

Battery Shunts

Battery Terminal Fasteners

Cordless Tool Batteries

Batteries for Milwaukee Cordless Tools

Batteries for DeWalt Cordless Tools

Battery Adapters for DeWalt Cordless Tools

Batteries for Makita Cordless Tools

Batteries and Chargers for Chapin Cordless Tools

Batteries for Bosch Cordless Tools

Batteries for Dremel Cordless Tools

Batteries for Black & Decker Cordless Tools

Battery Chargers

Chargers for DeWalt Cordless Tool Batteries

Chargers for Milwaukee Cordless Tool Batteries

Chargers for Makita Cordless Tool Batteries

Chargers for Dremel Cordless Tool Batteries

Chargers for Bosch Cordless Tools

Chargers for Black & Decker Cordless Tool Batteries

Battery Chargers

Large-Cell Battery Chargers and Starters

Chargers for Large-Cell Batteries

Water-Resistant Chargers for Large-Cell Batteries

Hand-Held Charger/Starters for Large-Cell Batteries

Charger/Starters for Large-Cell Batteries

Multiple-Battery StationaryChargers for Large-Cell Batteries

Stationary Chargers for Large-Cell Batteries

Solar Panel Chargers for Large-Cell Batteries

Power Cords for Large-CellBattery Solar Panel Chargers

Hand-Held Starters for Large-Cell Batteries

Large-Cell Battery Surge Protector/Charge Monitors

Large-Cell Battery Surge Protector/Charge Monitors

Battery Holders and Caps

Battery Holders

Enclosed Battery Holders

Circuit Board Battery Holders

Button/Coin Cell Battery Holders

Large-Cell Battery Trays

Large-Cell Battery Hold-Downs

Battery Contacts

Circuit Board Battery Contacts

Battery Clips

Retaining Pins for Battery Clips

Battery Caps

Battery Springs

Polarity Labels for Battery Holders

Backup Batteries for Mobile Devices

Backup Batteries for Mobile Devices

Ultracapacitors

Ultracapacitors

Battery Testers

Long-Life Sealed Large-Cell
Batteries for Continuous Use

Sealed Large-Cell Batteries for
Starting and Continuous Use

Multiple-Battery Stationary
Chargers for Large-Cell Batteries

Power Cords for Large-Cell
Battery Solar Panel Chargers

Voltage and Conductivity
Testers for Large-Cell Batteries

Battery Load Testers with Alternator
Test Lead for Large-Cell Batteries

North American Style Battery
Charging Cable Connectors

Hand-Held Enclosures with Battery
Holder and See-Through Cover