Dimmable Light Bulbs | McMaster-Carr

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504 Products

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About Light Appearance

Screw-In Base Light Bulbs

Use these bulbs in standard sockets, panels, and appliances.

High-Temperature Screw-In Base Light Bulbs

Use these bulbs in ovens and equipment that reaches temperatures up to 500° F.

Colored Screw-In Base Light Bulbs

Choose from blue, green, red, and yellow bulbs.

Bayonet Base Light Bulbs

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

Recessed Single-Contact Base Light Bulbs

These slender bulbs are used in lamps and task lights.

Twist-and-Lock Base Light Bulbs

These bulbs lock into GU24 light sockets with a twist.

Prefocus Base Light Bulbs

Small but powerful, these bulbs are commonly used in stage and security lighting.

Bi-Pin Base Floodlight Bulbs

Screw-In Base Floodlight Bulbs

Side-Prong Base Floodlight Bulbs

Prongs on the side of the base plug into specialty track lighting fixtures.

Screw-In Base Floodlight Bulbs with Trim

Trim around the bulb provides a finished look to recessed lights.

Bayonet Base Floodlight Bulbs

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

Twist-and-Lock Base Floodlight Bulbs

These bulbs have a bi-pin connection to lock into sockets.

Bi-Pin Base Spotlight Bulbs

Screw-In Base Spotlight Bulbs

Tubular Light Bulbs

Bi-Pin Base Tubular Light Bulbs

Single-Pin Base Tubular Light Bulbs

Recessed Double-Contact Base Tubular Light Bulbs

Circline Tubular Light Bulbs

U-Shaped Tubular Light Bulbs

Terminal Base Sealed-Beam Vehicle Headlamp Light Bulbs

Terminal Base Sealed-Beam
Vehicle Headlamp Light Bulbs

Light Bulbs for High-Intensity Discharge (HID) Lights

Metal Halide Light Bulbs

Illuminate warehouses, factories, and arenas with the bright, white light of these metal halide light bulbs.

LED Light Bulbs for High-Intensity
Discharge (HID) Lights

Replace metal halide, high-pressure sodium, and mercury vapor light bulbs with longer-lasting, energy-efficient LEDs.

High-Pressure Sodium Light Bulbs

Illuminate parking lots and roads with the warm, yellow light of these high-pressure sodium bulbs.

Metal Halide Light Bulbs for
High-Pressure Sodium Lights

Switch from the yellow light of high-pressure sodium to the white light of metal halide without changing ballasts.

Plug-In Compact Light Bulbs

Two-Pin Wedge Base Plug-In Compact Light Bulbs

Often used in task lights, these two-pin wedge base bulbs are comparable to PL, Dulux, and Biax bulbs.

Four-Pin Base Plug-In Compact Light Bulbs

Energy efficient and long lasting, these four-pin bulbs are often used in task lights. They’re comparable to PL, Dulux, and Biax bulbs.

Four-Pin Wedge Base Plug-In Compact Light Bulbs

Often used in task lights, these four-pin wedge base bulbs are comparable to PL, Dulux, and Biax bulbs.