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

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

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

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 bulbs lock into GU24 light sockets with a twist.

Turn standard light bulb sockets into standalone floodlight fixtures using these bulbs, which have an aluminum reflector to focus light downward and add a finished look.

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

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

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

Also known as beacon lights and signal lamps, these bulbs provide high-intensity light so they're often used in security warning devices and machinery.