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

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

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

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

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

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.

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

These slender bulbs are used in lamps and task lights.

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

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

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

Replace screw-in incandescent bulbs in exit signs with longer-lasting, energy-efficient LEDs.

Detect UV-reflective materials that are invisible to the naked eye.