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-LED21T8-48P2S-865-D Keystone Double-Sided LED Bypass Sign Tube - 48"
Keystone
MSRP: $59.00$46.95Keystone KT-LED21T8-48P2S-865-D LED Sign Tube, Ballast-Bypass (no external driver), Double Sided (360°), 48" long, 21W - 123 lm/W, 6500K, 2600 Lumen, R17d socket, replacement for conventional T12HO and T8HO sign tubes. Keystone SignHero...KT-LED21T8-48P2S-865-DMSRP: $59.00$46.95 -
KT-LED36HID-E26-8X0-D /G3 Keystone 36W Direct Drive LED - 150W Equivalent
Keystone
MSRP: $70.00Now: $55.95Was: $70.00Keystone 36W LED Corn Cob Lamp Generation 3 (G3), 150W HID Equivalent, 3000K/4000K/5000K Options, IP64 Rated, 120-277V, 5400 Lumens, Medium Base (E26), Smart Port Sensor Enabled. Smart Port Accessory Sensor Options (not required): Passive Infrared...KT-LED36HID-E26-8X0-D /G3MSRP: $70.00Now: $55.95Was: $70.00 -
KT-LED37T8-84P2S-865-D Keystone Double-Sided LED Bypass Sign Tube - 84"
Keystone
MSRP: $104.00$82.95Keystone KT-LED37T8-84P2S-865-D LED Sign Tube, Ballast-Bypass (no external driver), Double Sided (360°), 84" long, 37W - 127 lm/W, 6500K, 4700 Lumen, R17d socket, replacement for conventional T12HO and T8HO sign tubes. Keystone SignHero...KT-LED37T8-84P2S-865-DMSRP: $104.00$82.95 -
KTSB-2040-24-1-TP Keystone Magnetic Sign Ballast
Keystone
$81.95Keystone magnetic sign ballasts, 120V, 2 or 3 or 4 T12HO lamps, 20' min to 40' max total lamp feet, rapid start sign ballast. DISCONTINUED BY MANUFACTURER, NOW SHIPPING RECOMMENDED REPLACEMENT - Please review replacement options to confirm appropriate...KT-KTSB-2040-24-1-TP$81.95 -
KTEB-270-UV-PS-N Keystone Freezer Ballast - F70T8 F58T8 F36T8 Lamps
Keystone
MSRP: $100.00Now: $78.95Was: $100.00Keystone Electronic Freezer Ballast, Universal 120V-277V Input, Operates F70T8, F58T8, F36T8, Molex connectors, Program Rapid Start Keystone Electronic T8 Freezer Ballast 2 x F70T8 | 120-277 Multi-Voltage | High Power Factor | Program Start | With...KT-KTEB-270-UV-PS-N-C1-DPMSRP: $100.00Now: $78.95Was: $100.00 -
Keystone KT-LED11.5T8-48GC-835-S Smartdrive T8 LED Lamp - 3500K Shatterproof-Glass
Keystone
MSRP: $14.00Now: $8.95Was: $14.00Keystone SmartDrive KT-LED11.5T8-48GC-835-S is a ballast compatible direct replacement for F32T8/32W, F32T8/30W, F32T8/28W, F32T8/25W fluorescent lamps, 11.5W, 3500K, Type A 4 ft shatter-proof coated glass tube, Beam Angle 220°, ballast compatible...KT-LED11.5T8-48GC-835-SMSRP: $14.00Now: $8.95Was: $14.00 -
KT-LED12HID-E26-8xx-D Keystone 12W DirectDrive HID LED - 50W Metal Halide Equivalent
Keystone
MSRP: $60.00Now: $37.95Was: $60.00Keystone 12W LED Corn Cob Lamp, Direct Drive (Ballast Bypass), 50W Metal Halide Equivalent, 3000K/4000K/5000K Options, IP64 Rated, 120-277V, 1,700 Lumens, Medium E26 Base. KT-LED12HID-E26-830-D Specs KT-LED12HID-E26-840-D...KT-LED12HID-E26-8xx-DMSRP: $60.00Now: $37.95Was: $60.00 -
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...KVF-80MSRP: $30.00Now: $19.95Was: $30.00 -
KTSB-0620-24-1-TP Keystone Magnetic Sign Ballast
Keystone
$81.95KEYSTONE Magnetic Fluorescent Sign Ballast, 120V, 2 to 4 Lamps, 6' min to 20' max total lamp length, Rapid Start Sign Ballast DISCONTINUED BY MANUFACTURER, NOW SHIPPING RECOMMENDED REPLACEMENT - Please review replacement options to confirm appropriate...KT-Repl-KTSB-E-1232-24-UV-S$81.95 -
KTAT-375-480-277 /A Keystone Step-Down AutoTransformer w/ Lead Wire - 375VA-480V/277V or 270VA-347V/200V
Keystone
MSRP: $110.00$65.95Keystone Step-down Auto-transformer 480/347V to 277V/200V, Max Power Load 375VA/270VA, use with Ballasts or LED drivers, Feet Mount Lead Wires Keystone 480/347V to 277/200V Step-down Auto-Transformer Lighting Step-down transformers and...BSF-KT-KTAT-375-480-277-AMSRP: $110.00$65.95 -
KTEB-113-1-TP-SC-RJS /HB Keystone Electronic Ballast - Studs
Keystone
MSRP: $40.00Now: $12.95Was: $40.00KEYSTONE Electronic Fluorescent CFL Ballast, 120V, Operates a Single 13W CFQ13W/G24q, F13T5, or F8T5 Lamps, Rapid Start Ballast with Rear Junction Mount with Studs RJS Rear Junction Mount with Studs Performance and Safety UL/935 (Class P, Type HL,...KT-KTEB-113-1-TP-SC-RJS /HBMSRP: $40.00Now: $12.95Was: $40.00 -
Keystone KT-LED12T8-36GC-830-D DirectDrive T8 LED Lamp
Keystone
MSRP: $12.00$9.95The KT-LED12T8-36GC-830-D replaces conventional fluorescent lamps and requires no external ballast or driver. KT-LED12T8-36GC-830-D DirectDrive LED T8 Replacement LED Bulb Replacement for conventional fluorescent lamps No need for external ballast or...KT-LED12T8-36GC-830-DMSRP: $12.00$9.95