Lock bulbs in place to prevent vibration from shaking them loose.

Turn an overhead outlet or an extension cord into a temporary light. These sockets have a two-prong plug for a quick connection.

Fasten lamp pipe to a socket or base.

Use these extenders when bulbs are too short to fit into deep or recessed fixtures.

Convert a fixture that uses candelabra-base bulbs to accept medium-base bulbs with these adapters.

Install sockets for medium (standard household) screw-in base light bulbs.

Lenses disperse light to reduce glare, while protecting bulbs from damage.

Change the color of a room; filters allow only the same color lightwave to pass through.

Reduce the glare from reflective surfaces.

A sealing gasket keeps out oil and other contaminants.

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

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

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

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

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

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

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

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.

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

These slender bulbs are used in lamps and task lights.

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

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

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

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

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

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.

A solid lens retains glass if a screw-in bulb breaks.

These filters fit over miniature light bulbs with a bulb diameter up to 7/16".

In addition to being more energy-efficient than magnetic ballasts, these are lighter and quieter.

Pair these starters with pulse-start ballasts.

These ballasts are often found in older installations.

Pair these starters with ballasts.