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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KTAT-150-480-277-OC Keystone Step-Down AutoTransformer - 150VA 480/347V to 240/277V
Keystone
MSRP: $42.00$34.95Keystone Step-down Auto-transformer 347V or 480V to 240V or 277V, Max Power Load 150VA or 125VA, Open Core, use with Ballasts or LED drivers Keystone 347/480V to 240/277V Step-down Auto-Transformer Lighting Auto-transformer (Non-Isolated) | 480-347V...BSF-KT-KTAT-150-480-277-OCMSRP: $42.00$34.95 -
KTEB-239HO-UV-PS-SL Keystone Electronic Ballast
Keystone
MSRP: $56.00$44.95Keystone Electronic Fluorescent Ballast, 120V-277V, One or Two F39T5HO, F24T5HO, FT24W/2G11, FT36W/2G11 Lamps, Programmed Rapid Start Ballast Keystone Electronic Fluorescent T5HO Ballast Sound Rated: A Minimum Starting Temperature: 0ºF,...KT-KTEB-239HO-UV-PS-SLMSRP: $56.00$44.95 -
113SHPTP Keystone Magnetic CFL Ballast - 13W 2-pin
Keystone
MSRP: $25.00Now: $18.95Was: $25.00KEYSTONE Electromagnetic CFL Ballast, 120V Input, Single 2-pin 13W CFQ13W/GX23 or CFT13W/GX23, Preheat Start Ballast Keystone 13W CFL Magnetic Ballast 1 x 13W CFL | 120 Input Voltage | High Power Factor | Preheat Start Performance and Safety UL...KT-113SHPTPMSRP: $25.00Now: $18.95Was: $25.00 -
KTEB-286HO-UV-IS-N Keystone Fluorescent Ballast
Keystone
MSRP: $69.00$54.95KEYSTONE Electronic Fluorescent Ballast, 120V-277V, 1-2 Lamp F96T8HO, F72T8HO, F60T8HO, F48T8HO Low Temperature Instant Start Ballast Keystone Electronic Fluorescent T8HO High Output Ballast Equivalent Replacement for: Osram M1-RN-T8/HO-A-277,...KT-KTEB-286HO-UV-IS-NMSRP: $69.00$54.95 -
KTEB-228-1-TP-PH Keystone Electronic Fluorescent Ballast
Keystone
MSRP: $47.00$37.95KEYSTONE Electronic Fluorescent Ballast, 120V, Operates 2 lamps F21T5 or F28T5, PreHeat Rapid Start Ballast, 6" long case Keystone Fluorescent T5 Preheat Rapid Start Ballast Performance and Safety UL listed Meets FCC Part 18 Class B Consumer...KT-KTEB-228-1-TP-PHMSRP: $47.00$37.95 -
KTEB-242-UV-RS-DW-KIT Keystone Compact Fluorescent Ballast Kit
Keystone
MSRP: $59.00$46.95KEYSTONE KTEB-242-UV-RS-DW-KIT Compact Electronic Fluorescent Ballast Kit, 120-277V, Operates CFTR42W/GX24q, CFTR32W/GX24q,CFQ26W/G24q, CFTR26W/GX24q, FC9T5 22W, CFTR57W/GX24q, FT40W/2G11, FT36W/2G11, FT24W/2G11, Programmed Rapid Start Ballasts...KT-KTEB-242-UV-RS-DW-KITMSRP: $59.00$46.95 -
IGN-XG-03 Keystone High Pressure Sodium Ignitor 1000W
Keystone
MSRP: $26.00$21.95Keystone Ignitor, 1000W HPS Bulbs, CWA circuit type Keystone 1000W HPS IgnitorKT-IGN-XG-03MSRP: $26.00$21.95 -
KTEB-232RIS-1-TP-SL Keystone Electronic Fluorescent Ballast
Keystone
MSRP: $39.00Now: $29.95Was: $39.00KEYSTONE Electronic Fluorescent Ballast, 120V, Operates 1 or 2 F32T8, F25T8, F17T8 Lamps, Instant Start Ballast Keystone Fluorescent T8 Instant Start Ballast Performance and Safety UL listed Meets FCC Part 18 Class B Consumer Limits Parallel...KT-KTEB-232RIS-1-TP-SLMSRP: $39.00Now: $29.95Was: $39.00 -
HPS-100R-1-KIT Keystone High Pressure Sodium Ballast Kit - 100W S54 120V
Keystone
MSRP: $51.00$37.95Keystone HPS-100R-1-KIT High Pressure Sodium ballast kit compatible with 100 watt S54 bulbs, 120 line voltage and single tap input, Core and Coil R-NPF/R-HPF circuit type Keystone 100 Watt HPS Kit ANSI: S54 Line Voltage: 120 Frequency: 60...HPS-100R-1-KITMSRP: $51.00$37.95 -
KT-EMRG-500 /B Keystone Lighting Ballast - 500 Lumen 90-min
Keystone
MSRP: $52.00$42.95KEYSTONE Electronic Emergency Ballast, up to 500 Lumens 90 minutes, 120V/277V, 1 Lamp, most (2' -4') T8, T10, T12 fluorescent + 13W-36W CFLs (4-pin), Test Switch and Indicator Light Included Keystone 500 Lumen Emergency Light Ballast Provides a...BSF-KT-EMRG-500MSRP: $52.00$42.95 -
KT-LED31T8-72P2S-865-D Keystone Double-Sided LED Bypass Sign Tube - 72"
Keystone
MSRP: $90.00$71.95Keystone KT-LED31T8-72P2S-865-D LED Sign Tube, Ballast-Bypass (no external driver), Double Sided (360°), 72" long, 31W - 129 lm/W, 6500K, 4000 Lumen, R17d socket, replacement for conventional T12HO and T8HO sign tubes. Keystone SignHero...KT-LED31T8-72P2S-865-DMSRP: $90.00$71.95 -
KTLD-15-UV-PS300-54-VDIM-LP1 Keystone Power Select LED Driver - 15W 200/230/270/300mA Dimmable
Keystone
MSRP: $32.00$25.95Keystone Adjustable Constant Current LED Driver, 15W Max Output Power, Universal 120-277V Input, Field Select Fixed 200mA/230mA/270mA/300mA Output Current, 30-54Vdc Output, Analog 0-10V Dimmable Keystone 15W Power Select Constant Current LED...ZMG-61MSRP: $32.00$25.95