Keystone
Keystone Technologies is one of the most prominent lighting manufacturers in the world. They produce a wide variety of ballasts, LED Drivers, LED Bulbs and more. Keystone strives for environmentally friendly and cost efficient lighting fixtures.  > More Information
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KT-EMRG-LED Keystone SmartSafe Retrofit Emergency LED Lighting Kits
Keystone
$127.95 - $179.95Keystone SmartSafe LED Emergency Lighting Retrofit Kit, 120V to 277V, 500 or 1200 lumens, 5 or 12W power option, kit includes linear LED array module, emergency LED driver, LiFePO4 battery, test switch Specification...KT-EMRG-LED$127.95 - $179.95 -
KTLD-15-UV-PS350-42-VDIM-LP1 Keystone Field Adjustable LED Driver - 15W 260-350mA Dimmable
Keystone
MSRP: $30.00Now: $19.95Was: $30.00Keystone Adjustable Constant Current LED Driver, 15W max output power, Universal 120-277V Input, Field Selectable 260mA/290mA/320mA/350mA output current, 20-42Vdc output, 0-10V analog dimmable Keystone 15W Field Adjustable Constant Current LED...KT-KTLD-15-UV-PS350-42-VDIM-LP1MSRP: $30.00Now: $19.95Was: $30.00 -
KTSB-E-0432-14-UV Keystone Electronic Sign Ballast
Keystone
$79.95Keystone KTSB-E-0432-14-UV sign ballast runs 4,3,2,1 of the T12HO lamps up to 8ft long or any combination thereof from 4-32 ft., or T8HO lamps up to 6ft long or any combo thereof from 4-42 ft.Keystone Electronic Instant Start Sign Ballast T8HO and T12HO...KT-KTSB-E-0432-14-UV$79.95 -
MH-150X-Q-KIT Keystone Metal Halide Ballast Kit - 150W M102 Quad
Keystone
MSRP: $96.00$79.95Keystone MH-150X-Q-KIT metal halide ballast kit compatible with 150 watt M102/M142 bulbs, 120/208/240/277 input voltage, quad tap input, HX circuit type MH-150X-Q-KIT Specs Keystone 150 Watt Metal Halide Kit ANSI: M102/M142 Line...KT-MH-150X-Q-KITMSRP: $96.00$79.95 -
Keystone MPS-400A-Q-KIT Metal Halide Ballast Kit - 400W M135/M155 Quad
Keystone
MSRP: $149.00$118.95Keystone MPS-400A-Q-KIT metal halide ballast and capacitor kit for 400 watt M135 and M155 bulbs, 120/208/240/277 volts quad tap input, CWA circuit type. Keystone 400 Watt Metal Halide Kit ANSI: M135 or M155 Form Factor: Core and Coil...MPS-400A-Q-KITMSRP: $149.00$118.95 -
Out of stock
KTEB-432-UV-PS-N-P Keystone T8 Fluorescent Ballast - Program Rapid Start
Keystone
MSRP: $44.00$26.95KEYSTONE Electronic Fluorescent Ballast, 120V-277V, Operates 3 or 4 F32T8, F25T8, F17T8, F40T8, Program Rapid Start Keystone Fluorescent T8 Rapid Start Ballast Performance and Safety UL, cUL Listed Class P, Type 1 Outdoor Meets FCC Part 18 Class...KTEB-432-UV-PS-N-PMSRP: $44.00$26.95 -
KT-LED115HID-V-EX39-8X0-D /G2 Keystone 115W Direct Drive Vertical HID LED - 400W Equivalent
Keystone
MSRP: $250.00Now: $193.95Was: $250.00Keystone 115W LED Corn Cob Lamp, Direct Drive (Ballast Bypass), 400W Metal Halide Equivalent, 4000K/5000K Options, IP64 Rated, 120-277V, 14,000 Lumens, Mogul Base, Non-dim, Smart Port Enabled. Smart Port Accessory Sensor Options (not required):...KT-LED115HID-V-EX39-8X0-D /G2MSRP: $250.00Now: $193.95Was: $250.00 -
KTEB-114-1-TP-FC-MB Keystone Electronic Fluorescent Ballast - Mounting Bracket
Keystone
MSRP: $35.00Now: $19.95Was: $35.00KEYSTONE Electronic Fluorescent Ballast, 120V, Operates F6T5, F8T5, F13T5, F14T5, F21T5 Lamps, Rapid Start Ballast, Narrow Profile with Mounting Bracket Keystone Fluorescent 14 Watt T5 Rapid Start Ballast Performance and Safety Meets FCC Part 18...KT-KTEB-114-1-TP-FC-MBMSRP: $35.00Now: $19.95Was: $35.00 -
CAP-175MPS Keystone Pulse Start Metal Halide Capacitor - 175 Watt 10uF 370V
Keystone
MSRP: $17.00$13.95Keystone Dry Film Capacitor HID Metal Halide (MH) 175 Watt, 10uF, 370V Keystone Dry Film Capacitor Pulse Start Metal Halide (MH) 175 WattCAP-175MPSMSRP: $17.00$13.95 -
KT-LED26T8-60P2S-865-D Keystone Double-Sided LED Bypass Sign Tube - 60"
Keystone
MSRP: $76.00$62.95Keystone KT-LED26T8-60P2S-865-D LED Sign Tube, Ballast-Bypass (no external driver), Double Sided (360°), 60" long, 26W - 125 lm/W, 6500K, 3250 Lumen, R17d socket, replacement for conventional T12HO and T8HO sign tubes. Keystone SignHero...KT-LED26T8-60P2S-865-DMSRP: $76.00$62.95 -
KTEB-228-1-TP-PH-SL Keystone Electronic Fluorescent Ballast - Slim Case
Keystone
MSRP: $35.00$19.95KEYSTONE Electronic Fluorescent Ballast, 120V, Operates 2 lamps F14T5, F21T5, or F28T5, (SL) Slim Case, PreHeat Rapid Start Ballast Keystone Fluorescent T5 Preheat Rapid Start Ballast Performance and Safety UL listed Meets FCC Part 18 Class B...KT-KTEB-228-1-TP-PH-SLMSRP: $35.00$19.95 -
Out of stock
SS22WSTP Keystone Circline Ballast - 20W/FC6T9 22W/FC8T9
Keystone
MSRP: $25.00Now: $19.95Was: $25.00KEYSTONE ElectroMagnetic Circline Ballast, 120V, Single 20W FC6T9 or 22W FC8T9 Lamp with Socket Connector Attached Keystone Circline 20W/22W T9 Ballast Performance and Safety UL/935 (Class P, Type 1 outdoor) listed Sound Rated Class A Parallel...KT-SS22WSTPMSRP: $25.00Now: $19.95Was: $25.00