Flashlight Light Bulbs | McMaster-Carr

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397 Products

About Brightness and Light Appearance

Find the right lumen level to brighten your space. Then, compare the way warm, neutral, and cool lighting affect the appearance of everyday objects.

Miniature Light Bulbs

Top-Flanged Base Miniature Light Bulbs

Screw-In Base Miniature Light Bulbs

These bulbs are sized to fit tight spaces such as signs, control panels, indicators, and flashlights.

Bi-Pin Base Miniature Light Bulbs

These bulbs are small, but very bright, so they're often used in flashlights and optical instruments such as projectors and microscopes.

Bottom-Flanged Base Miniature Light Bulbs

Bayonet Base Miniature Light Bulbs

Pins on either side of the base lock these bulbs into sockets.

Dual-Filament Bayonet Base Miniature Light Bulbs

Bulbs have two filaments, which operate at different brightness levels.

Wedge Base Miniature Light Bulbs

These bulbs are sized to fit tight spaces such as indicators and vehicle lights.

Dual-Filament Wedge Base Miniature Light Bulbs

Bulbs have two filaments, which operate at different brightness levels.

Grooved Base Miniature Light Bulbs

Fit these bulbs in tight spaces such as signs, control panels, indicators, and flashlights.

Wire-Terminal Base Miniature Light Bulbs

Wire terminals allow you to connect these bulbs to a power source through a panel.

Slide Base Miniature Light Bulbs

These miniature bulbs are sized to fit older telephone switchboards, signs, instruments, and indicators.

Circuit Board LED Light Bulbs

Often used as status indicators, in displays, or to check circuit function in prototyping and testing, these bulbs have wire terminals to directly install onto circuit boards.

Double-End-Cap Base Miniature Light Bulbs

Printed-Circuit Base Miniature Light Bulbs

Use these bulbs in tight spaces, such as in indicators and vehicle lights.

Index Base Miniature Light Bulbs

Offset pins on the base lock these bulbs into sockets. One pin is slightly higher on the base than the other pin.

Festoon Base Miniature Light Bulbs

Rigid-Loop Base Miniature Light Bulbs

Standard Light Bulbs

Bayonet Base Floodlight Bulbs

Pins on the base lock these bulbs into sockets to withstand vibration.

Bi-Pin Base Floodlight and Spotlight Bulbs

Often used in display and landscape lighting, these small bulbs produce a focused beam of light.

Bayonet Base Light Bulbs

Pins on the base lock these bulbs into sockets to withstand vibration. They're often used in machines and elevators.