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-LED18T8-42P2S-840-D Keystone Double-Sided LED Bypass Sign Tube - 42"
Keystone
MSRP: $50.00$39.95Keystone KT-LED18T8-42P2S-840-D LED Sign Tube, Ballast-Bypass (no external driver), Double Sided (360°), 42" long, 18W - 125 lm/W, 4000K, 2250 Lumen, R17d socket, replacement for conventional T12HO and T8HO sign tubes. Keystone SignHero 360°...KT-LED18T8-42P2S-840-DMSRP: $50.00$39.95 -
KT-LED31T8-72P2S-840-D Keystone Double-Sided LED Bypass Sign Tube - 72"
Keystone
MSRP: $90.00$71.95Keystone KT-LED31T8-72P2S-840-D LED Sign Tube, Ballast-Bypass (no external driver), Double Sided (360°), 72" long, 31W - 129 lm/W, 4000K, 4000 Lumen, R17d socket, replacement for conventional T12HO and T8HO sign tubes. Keystone SignHero 360°...KT-LED31T8-72P2S-840-DMSRP: $90.00$71.95 -
Keystone KT-LED11.5T8-48GC-830-S Smartdrive T8 LED Lamp - 3000K Shatterproof-Glass
Keystone
MSRP: $14.00$8.95Keystone SmartDrive KT-LED11.5T8-48GC-830-S is a ballast compatible direct replacement for F32T8/32W, F32T8/30W, F32T8/28W, F32T8/25W fluorescent lamps, 11.5W, 3000K, Type A 4 ft shatter-proof coated glass tube, Beam Angle 220°, ballast compatible...KT-LED11.5T8-48GC-830-SMSRP: $14.00$8.95 -
Keystone KT-LED12T8-48G-830-S Smartdrive T8 LED Lamp
Keystone
MSRP: $11.95Now: $9.95Was: $11.95The KT-LED12T8-48G-830-S is a 4' long 3000K direct replacement for F32T8/32W, F32T8/30W, F32T8/28W, F32T8/25W fluorescent lamps. KT-LED12T8-48G-830-S SmartDrive LED T8 Replacement LED Bulb Compatible with most Electronic T8 Ballasts Direct...KT-LED12T8-48G-830-SMSRP: $11.95Now: $9.95Was: $11.95 -
Keystone MH-50X-Q-KIT Metal Halide Ballast Kit
Keystone
MSRP: $59.00$46.95Keystone MH-50X-Q-KIT metal halide ballast kit compatible with 50 watt M110 bulbs, 120/208/240/277V volts quad tap input, HX circuit type. Keystone 50 Watt Metal Halide Kit ANSI: M110/M148 Line Voltage: 120/208/240/277 Frequency: 60...MH-50X-Q-KITMSRP: $59.00$46.95 -
KT-LED10T8-24P2S-840-D Keystone Double-Sided LED Bypass Sign Tube - 24"
Keystone
MSRP: $40.00$31.95Keystone KT-LED10T8-24P2S-840-D LED Sign Tube, Ballast-Bypass (no external driver), Double Sided (360°), 24" long, 10W - 120 lm/W, 4000K, 1200 Lumen, R17d socket, replacement for conventional T12HO and T8HO sign tubes. Keystone SignHero 360°...KT-LED10T8-24P2S-840-DMSRP: $40.00$31.95 -
Out of stock
KTEB-224HO-UV-TP-PS /LS Keystone Ballast - Long Case
Keystone
MSRP: $47.00Now: $29.95Was: $47.00Keystone Electronic Fluorescent Ballast, Universal 120V-277V, one or two lamp F24T5HO, FT24W/2G11 or single F39T5HO, FT36W/2G11, FT40W/2G11 lamps, Terminal block connection, Long Case, Program Rapid Start Ballast. DISCONTINUED BY MANUFACTURER, NOW...KT-KTEB-224HO-UV-TP-PS/LSMSRP: $47.00Now: $29.95Was: $47.00 -
Keystone MH-70X-Q-KIT Metal Halide Ballast Kit
Keystone
MSRP: $92.00$73.95Keystone MH-70X-Q-KIT metal halide ballast and capacitor kit for 70 watt M98 bulbs, 120/208/240/277 volts quad tap input, HX-HPF circuit type. Keystone 70 Watt Metal Halide Kit ANSI: M98 Form Factor: Core and Coil Transformer Line Voltage:...MH-70X-Q-KITMSRP: $92.00$73.95 -
KTLD-45-UV-PS850-54-VDIM-LM1 Keystone Power Select LED Driver - 45W 700-850mA Dimmable
Keystone
MSRP: $52.00$42.95Keystone Adjustable Constant Current LED Driver, 45W max output power, 120-277Vac Universal input, Field Selectable 700mA/750mA/800mA/850mA output current, 30-54Vdc output, 0-10V analog dimmable. KTLD-45-UV-PS850-54-VDIM-LM1...KT-KTLD-45-UV-PS850-54-VDIM-LM1MSRP: $52.00$42.95 -
KTAT-250-480-277 /A Keystone Step-Down AutoTransformer - 250VA-480V/277V or 180VA-347V/200V
Keystone
MSRP: $95.00$59.95Keystone Step-down Auto-transformer 480/347V to 277V/200V, Max Power Load 250VA/180VA, use with Ballasts or LED drivers, Leads with Feet Mount Keystone 480/347V to 277/200V Step-down Auto-Transformer Lighting Step-down transformers and...BSF-KT-KTAT-250-480-277-AMSRP: $95.00$59.95 -
KTLD-10-1N-300-F3 Keystone LED Driver - 10W 300mA
Keystone
MSRP: $32.00$19.95Keystone KTLD-10-1N-300-F3 Constant Current LED Driver, 10W Max Power, 300mA Fixed Output Current, 6-33Vdc output, IP20 Damp/Dry Location Keystone 10W Constant Current 300mA Driver Features Meets FCC 47 CFR Part 15 (Class B) Consumer Limits Short...KT-KTLD-10-1N-300-F3MSRP: $32.00$19.95 -
MPS-350A-P-KIT Keystone 350W Metal Halide Ballast Kit - 5-tap
Keystone
MSRP: $151.00$120.95Keystone Ballast, MPS-350A-P-KIT metal halide ballast and capacitor kit for 350 watt M131 and M171 bulbs, 120/208/240/277/480V volts 5-tap input, CWA circuit type. Keystone 350 Watt Metal Halide Kit ANSI: M131 or M171 Form Factor: Core and Coil...MPS-350A-P-KITMSRP: $151.00$120.95