News

A Guide to Phasing Out Fluorescent and HID Lamps

March 21st, 2025
In recent years, as part of an effort to regulate mercury-containing consumer products, state governments within the United States have begun passing legislation prohibiting the sale and distribution of linear fluorescent lamps, compact fluorescent lamps, and mercury vapor high-intensity discharge (HID) lamps.
ENERGY STAR Specs for Lamps and Luminaires No Longer in EffectFebruary 26th, 2025

With the end of the ENERGY STAR rebate incentives to promote ENERGY STAR-certified lamps and luminaires in the marketplace, these products – including several from Keystone – will no longer use the ENERGY STAR name or mark.

Keystone autoBC Eases and Improves Pre-installation of Emergency BackupsFebruary 19th, 2025

Emergency backup batteries are a vital part in ensuring the continued operation of lighting during a loss of power – but the process of shipping them, activating them at installation, and wiring them is rife with complications. Keystone has addressed these issues with a new feature called autoBC – a design feature that automatically turns battery power on (or puts it to sleep when the test button is held down).

Keystone Adds Integrated Emergency Backup to Panel FixturesFebruary 6th, 2025

Keystone’s LED Panel Fixtures are gaining more versatility. The fixtures, already equipped with adjustable Power and Color Select technology, are now available with an integrated emergency backup battery, with a test switch and LED indicator.

Keystone PLLs Now Equipped with 5 Selectable CCTJanuary 13th, 2025

Keystone is expanding the range of its ever-reliable PLL by adding more color temperature options to the lamp’s field-adjustable Color Select technology. Keystone PLLs now feature 5 color temperatures: 3000K, 3500K, 4000K, 5000K, and 6500K. To change from one to another, simply click the Color Select switch.