Keystone

Retrofit for existing fluorescent lamps. Not compatible with ballasts, requires line voltage. Can be powered with single or double ended wiring, works with shunted and non-shunted sockets...

Keystone’s 480V to 277V Step-Down Auto-Transformers are designed to step down 480V to 277V single-phase power. These transformers enable consumers to utilize common universal voltage (120-277V)...

Direct replacement for existing fluorescent lamps.Works off existing ballast and sockets.No re-wiring of the existing fixture is needed.Produces a 3000K soft white color.50,000-hour long life rating...

Keystone DirectDrive LED vertical HID replacement lamps are the ideal way to upgrade legacy metal halide fixtures to LED. Simply bypass the existing ballast by cutting the wires and connecting the...

SKU 19341 Brand Keystone MPN HPS-100X-Q-KIT Model HPS-100X-Q-KIT UPC 890949008089 Wattage 100 Watt Start Type N/A Ballast Type Core and Coil -...

SKU 19548 Brand Keystone MPN NA UPC 890949017616 Model MH-100X-Q-KIT Wattage 100W Start Type Pulse ANSI Code M90 Ballast Type Core and...

SKU 17231 Brand Keystone Manufacturer Part No. NA UPC 890949011775 Model KTEB-2110-UV-TP-PIC /A No. of Lamps 1-2 Lamp Connection Series Lamps...

SKU 28544 Brand Keystone MPN KT-SOCKET-RDC-SPR-SIGN Base R17d Mounting Snap-In Ratings 1000 Volts, 660 Watts Shunt...

SKU 28534 Brand Keystone MPN MPS-320A-P-KIT UPC 890949003282 Model N/A Wattage 320W Start Type Pulse ANSI Code M134, M154/E Ballast...

Features Replacement for conventional metal halide lamp Keystone Power Select Technology (27/22/18W) Keystone Color Select Technology (3000/4000/5000K) 50,000 + hour lifetime Environmentally...

Keystone LED horizontal luminaires are the optimal LED lamps for upgrading metal halide canopy and parking lot light fixtures from HID. These lamps help ensure parking lot lights remain well...

Keystone DirectDrive LED vertical HID replacement lamps are the ideal way to upgrade legacy metal halide fixtures to LED. Simply bypass the existing ballast by cutting the wires and connecting the...

Keystone’s step down transformers are ideal for powering down from a 480V or 347V system to a 277V system, rated up to 375W. Utilizing a precision wound core and coil integrated design, these...

Pairs with Keystone's Advanta series LED downlights. Fits 10 to 12 inch cutouts. The Advanta line of downlights is designed for commercial needs and feature an integrated driver, deep recessed...

Pairs with Keystone's Advanta series LED downlights. Fits 8 to 10 inch cutouts. The Advanta line of downlights is designed for commercial needs and feature an integrated driver, deep recessed...

Pairs with Keystone's Advanta series LED downlights. Fits 6 to 8 inch cutouts. The Advanta line of downlights is designed for commercial needs and feature an integrated driver, deep...

Pairs with Keystone's Advanta series LED downlights. Fits 10 inch cutouts. Bronze finish. The Advanta line of downlights is designed for commercial needs and feature an integrated driver,...

Pairs with Keystone's Advanta series LED downlights. Fits 8 inch cutouts. Bronze finish. The Advanta line of downlights is designed for commercial needs and feature an integrated driver, deep...

Pairs with Keystone's Advanta series LED downlights. Fits 6 inch cutouts. Bronze finish. The Advanta line of downlights is designed for commercial needs and feature an integrated driver, deep...

Pairs with Keystone's Advanta series LED downlights. Fits 10 inch cutouts. Brushed nickel finish. The Advanta line of downlights is designed for commercial needs and feature an integrated...