Keystone Technologies is a leader in manufacturing quality lighting: LED lamps, indoor and outdoor LED fixtures, sensors & controls, and Ballast & LED drivers.

With wireless compatibility, Optic Swap and field-adjustable options, and reliability, Keystone round LED high bays offer versatility, energy savings, and installation convenience.

Replace fluorescent tubes with our full line of T5 and T8 LED tube lights, including plug and play, line voltage, and external drive tubes.

Explore our extensive line of high performing outdoor LED lighting fixtures, including area lights, floodlights, wall packs, and more.

An ideal LED replacement solution for post tops, swan fixtures, and bollards, with a heavy-duty heat sink to help maintain long life. Available in dimmable options.

Keystone omni-directional LED HID lamps provide the powerful light you need for a variety of applications. Just disconnect the ballast, screw in the corn cob, and you’ve got energy-efficient …

Long-life LED suitable for both indoor and outdoor use in display lighting, outdoor canopies, and illumination in spaces with high ceilings. Featuring a large heat sink and available with Power …

Our LED light engine retrofit kits make it easy to upgrade legacy light fixtures to cost-effective, energy-efficient LED systems.

Constant current LED modules designed for strip, troffer, downlight, and custom fixture applications, delivering reliable performance and versatility for various lighting needs.

Keystone LED Downlights are the answer to your downlighting needs. These fixture families offer many options designed to meet the requirements of your project: commercial and residential, …