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Keystone Lighting

Keystone KT-LED14.5T8-48G-8CSJ-DX2 14.5W 4-ft T8 LED Lamp, CCT Selectable, 25-Pack

Keystone
$0.00 - $0.00
$244.75
$244.75 - $244.75
$244.75
In stock

14.5W LED T8 Tube, 1800 lumen, Glass Construction, 4ft, Color Select 3000/ 3500/ 4000/ 5000K/ 6500k, 120-277v Input, Direct Drive, Single and Doubl...

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$0.00 - $0.00
$244.75
$244.75 - $244.75
$244.75

Keystone KT-LED13T8-48G-8CSJ-X3 13W 4-ft T8 LED Lamp, CCT Selectable, 25-Pack

Keystone
$0.00 - $0.00
$333.50
$333.50 - $333.50
$333.50
In stock

13W LED T8 Tube, 2000 lumen, Glass Construction, 4ft, Color Select 3000/ 3500/ 4000/ 5000K/ 6500k, Ballast Compatible & 120-277V Line Voltage C...

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$0.00 - $0.00
$333.50
$333.50 - $333.50
$333.50

Keystone KT-LED14.5T8-48G-DX2 /G2 14.5W 4-ft T8 LED Lamp, 25-Pack

Keystone
$0.00 - $0.00
$199.50
$199.50 - $199.50
$199.50
In stock

14.5W LED T8 Tube, Gen 2, Glass Contruction, 4ft, 120-277V Input, Direct Drive, Single or Double Ended Wiring. Features Sold in 25-Pack Only Watta...

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$0.00 - $0.00
$199.50
$199.50 - $199.50
$199.50
Keystone KT-WWLED12 2-Ft 12W LED Wall Washer, RGBW
Keystone KT-WWLED12 2-Ft 12W LED Wall Washer, RGBW

Keystone KT-WWLED12 2-ft 12W LED Wall Washer, RGBW

Keystone
$0.00 - $0.00
$469.73
$469.73 - $469.73
$469.73
In stock

Features Finish: Black Wattage: 12W Voltage: 120-277VAC Color Temperature: RGBW Lumens: 560 CRI: 80 Dimming: DMX Light Distribution: Medium ...

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$0.00 - $0.00
$469.73
$469.73 - $469.73
$469.73
Keystone KT-WWLED24 4-ft 24W LED Wall Washer, RGBW
Keystone KT-WWLED24 4-ft 24W LED Wall Washer, RGBW

Keystone KT-WWLED24 4-ft 24W LED Wall Washer, RGBW

Keystone
$0.00 - $0.00
$782.93
$782.93 - $782.93
$782.93
In stock

Features Finish: Black Wattage: 24W Voltage: 120-277VAC Color Temperature: RGBW Lumens: 1110 CRI: 80 Light Distribution: Medium Ultra Slim ...

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$0.00 - $0.00
$782.93
$782.93 - $782.93
$782.93
Keystone KT-EM-TP1 Dual Head LED Emergency Light with Battery Backup, Surface Mount, 120-277V - White
Keystone KT-EM-TP1 Dual Head LED Emergency Light with Battery Backup, Surface Mount, 120-277V - Black

Keystone KT-EM-TP1 Dual Head LED Emergency Light with Battery Backup, Surface Mount, 120-277V

Keystone
$0.00 - $0.00
$31.25 - $32.12
$31.25 - $32.12
$31.25
In stock

Emergency Light | Dual Heads | White or Black Finish | 6500K White Light | Surface Mount | Battery Backup | Built-in Test Switch | 120-277V Input F...

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$0.00 - $0.00
$31.25 - $32.12
$31.25 - $32.12
$31.25

Keystone 48" 12W T8 Black Light LED Tube Lamp, Black Glass, Single-End Wired , 120/277V

Keystone
$0.00 - $0.00
$43.33
$43.33 - $43.33
$43.33
In stock

This specific model emits light at a 365nm wavelength, which is commonly used for blacklight effects, and is suitable for applications like enterta...

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$0.00 - $0.00
$43.33
$43.33 - $43.33
$43.33
Keystone KT-EMRG 5W Constant Power LED Emergency Back-Up Driver Kit
Keystone KT-EMRG 5W Constant Power LED Emergency Back-Up Driver Kit

Keystone KT-EMRG 5W Constant Power LED Emergency Back-Up Driver Kit

Keystone
$0.00 - $0.00
$122.85
$122.85 - $122.85
$122.85
In stock

Features Output Power: 5W, 500 lm Input Voltage: 120-277V Number of Outputs: 1 Emergency Operation: 90 mins Battery: High-temperature, maintenan...

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$0.00 - $0.00
$122.85
$122.85 - $122.85
$122.85
Keystone KT-EMRG 12W Constant Power LED Emergency Back-Up Driver Kit
Keystone KT-EMRG 12W Constant Power LED Emergency Back-Up Driver Kit

Keystone KT-EMRG 12W Constant Power LED Emergency Back-Up Driver Kit

Keystone
$0.00 - $0.00
$164.85
$164.85 - $164.85
$164.85
In stock

Features Output Power: 12W, 1200 lm Voltage: 120-277V Number of Outputs: 1 Emergency Operation: 90 mins Battery: High-temperature, maintenan...

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$0.00 - $0.00
$164.85
$164.85 - $164.85
$164.85
Keystone KT-EMRG 5W Constant Power LED Emergency Back-Up Driver
Keystone KT-EMRG 5W Constant Power LED Emergency Back-Up Driver

Keystone KT-EMRG 5W Constant Power LED Emergency Back-Up Driver

Keystone
$0.00 - $0.00
$171.71
$171.71 - $171.71
$171.71
In stock

Features Output Power: 5W, 500 lm Input Voltage: 120-277V Number of Outputs: 1 Emergency Operation: 90 mins Battery: High-temperature, maint...

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$0.00 - $0.00
$171.71
$171.71 - $171.71
$171.71
Keystone KT-EMRG 5W Constant Power LED Emergency Back-Up Driver for LED Type B Lamps
Keystone KT-EMRG 5W Constant Power LED Emergency Back-Up Driver for LED Type B Lamps

Keystone KT-EMRG 5W Constant Power LED Emergency Back-Up Driver for LED Type B Lamps

Keystone
$0.00 - $0.00
$184.17
$184.17 - $184.17
$184.17
In stock

Features Output Power: 5W, 500 lm Input Voltage: 120-277V Output Voltage: 40-100Vdc Contact Keystone for details on functioning with other Typ...

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$0.00 - $0.00
$184.17
$184.17 - $184.17
$184.17
Keystone KT-EMRG 5W Constant Power LED Emergency Back-Up Driver, Slim Case
Keystone KT-EMRG 5W Constant Power LED Emergency Back-Up Driver, Slim Case

Keystone KT-EMRG 5W Constant Power LED Emergency Back-Up Driver, Slim Case

Keystone
$0.00 - $0.00
$186.13
$186.13 - $186.13
$186.13
In stock

Features Output Power: 5W, 500 lm Input Voltage: 120-277V Output Voltage: 20-60Vdc Output Current: 250mA Number of Output: 1 Emergency Operatio...

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$0.00 - $0.00
$186.13
$186.13 - $186.13
$186.13
Keystone KT-EMRG 4W Constant Wattage LED Emergency Backup Driver
Keystone KT-EMRG 4W Constant Wattage LED Emergency Backup Driver

Keystone KT-EMRG 4W Constant Wattage LED Emergency Backup Driver

Keystone
$0.00 - $0.00
$186.13
$186.13 - $186.13
$186.13
In stock

Features Output Power: 4W, 400 lm Input Voltage: 120-277V Output Voltage: 12-55 Vdc Output Current: 73–333 mA Emergency Operation: 90 mins Batt...

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$0.00 - $0.00
$186.13
$186.13 - $186.13
$186.13
Keystone KT-EMRG 5W Constant Wattage LED Emergency Backup Driver, Dual Flex Conduit
Keystone KT-EMRG 5W Constant Wattage LED Emergency Backup Driver, Dual Flex Conduit

Keystone KT-EMRG 5W Constant Wattage LED Emergency Backup Driver, Dual Flex Conduit

Keystone
$0.00 - $0.00
$196.42
$196.42 - $196.42
$196.42
In stock

Features Output Power: 5W, 500 lm Input Voltage: 120-277V Output Voltage: 20-60Vdc Output Current: 86-250mA Emergency Operation: 90 mins Short...

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$0.00 - $0.00
$196.42
$196.42 - $196.42
$196.42
Keystone KT-EMRG 5W Emergency Backup Driver for LED Downlights, Dual Flex Conduit
Keystone KT-EMRG 5W Emergency Backup Driver for LED Downlights, Dual Flex Conduit

Keystone KT-EMRG 5W Emergency Backup Driver for LED Downlights, Dual Flex Conduit

Keystone
$0.00 - $0.00
$208.74
$208.74 - $208.74
$208.74
In stock

Features Output Power: 5W, 500 lm Input Voltage: 120-277V Output Voltage: 40 –100Vdc Emergency Operation: 90 mins Optimized for recessed LED d...

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$0.00 - $0.00
$208.74
$208.74 - $208.74
$208.74
Keystone KT-EMRG 12W LED Emergency Backup Driver
Keystone KT-EMRG 12W LED Emergency Backup Driver

Keystone KT-EMRG 12W LED Emergency Backup Driver

Keystone
$0.00 - $0.00
$243.18
$243.18 - $243.18
$243.18
In stock

Features Output Power: 12W, 1200 lm Input Voltage: 120-277V Output Voltage: 20-60Vdc Number of Output: 1 Emergency Operation: 90 mins Battery:...

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$0.00 - $0.00
$243.18
$243.18 - $243.18
$243.18
Keystone KT-EMRG 10W LED Emergency Back-Up Driver, Dual Flex Conduit
Keystone KT-EMRG 10W LED Emergency Back-Up Driver, Dual Flex Conduit

Keystone KT-EMRG 10W LED Emergency Back-Up Driver, Dual Flex Conduit

Keystone
$0.00 - $0.00
$243.53
$243.53 - $243.53
$243.53
In stock

Features Output Power: 10W, 1000 lm Input Voltage: 120-277V Output Voltage: 15 - 55Vdc Output Current: 180 - 680 mA Auto Battery Connect Emerge...

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$0.00 - $0.00
$243.53
$243.53 - $243.53
$243.53
Keystone KT-EMRG 12W LED Emergency Back-Up Driver for LED Type B Lamps
Keystone KT-EMRG 12W LED Emergency Back-Up Driver for LED Type B Lamps

Keystone KT-EMRG 12W LED Emergency Back-Up Driver for LED Type B Lamps

Keystone
$0.00 - $0.00
$255.01
$255.01 - $255.01
$255.01
In stock

Features Output Power: 12W, 1200 lm Input Voltage: 120-277V Output Voltage: 40-100Vdc Output Current: 200 –750mA Optimized for Keystone singl...

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$0.00 - $0.00
$255.01
$255.01 - $255.01
$255.01
Keystone KT-EMRG 12W LED Emergency Back-Up Driver, Dual Flex Conduit
Keystone KT-EMRG 12W LED Emergency Back-Up Driver, Dual Flex Conduit

Keystone KT-EMRG 12W LED Emergency Back-Up Driver, Dual Flex Conduit

Keystone
$0.00 - $0.00
$282.38
$282.38 - $282.38
$282.38
In stock

Features Output Power: 12W, 1200 lm Input Voltage: 120-277V Output Voltage: 20-54Vdc Output Current: 250-600mA Emergency Operation: 90 mins Ba...

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$0.00 - $0.00
$282.38
$282.38 - $282.38
$282.38
Keystone KT-EMRG 40W LED Emergency Back-Up for UFO Highbays
Keystone KT-EMRG 40W LED Emergency Back-Up for UFO Highbays

Keystone KT-EMRG 40W LED Emergency Back-Up for UFO Highbays

Keystone
$0.00 - $0.00
$486.92
$486.92 - $486.92
$486.92
In stock

Features Output Power: 40W, 5000 lm Input Voltage: 120-277V Output Voltage: 150~200Vdc Output Current: 200-270mA Emergency driver for use on a...

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$0.00 - $0.00
$486.92
$486.92 - $486.92
$486.92
Keystone KTAT 480V Step Down Auto Transformer, 250W
Keystone KTAT 480V Step Down Auto Transformer, 250W

Keystone KTAT 480V to 277V Step Down Auto Transformer, 250W

Keystone
$0.00 - $0.00
$44.66
$44.66 - $44.66
$44.66
In stock

Keystone’s 480V to 277V Step-Down Auto-Transformers are designed to step down 480V to 277V single-phase power. These transformersenable consumers t...

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$0.00 - $0.00
$44.66
$44.66 - $44.66
$44.66
Keystone KTAT 480V Step Down Auto Transformer, 150W, Open Core
Keystone KTAT 480V Step Down Auto Transformer, 150W, Open Core

Keystone KTAT 480V to 277V Step Down Auto Transformer, Max Wattage 150W, Open Core

Keystone
$0.00 - $0.00
$46.83
$46.83 - $46.83
$46.83
In stock

Features Input Voltage: 480/347V Output Voltage: 277V Max Power: 150W Max. Input Current: 0.33A @480V with 100% load condition / 0.051A @480V...

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$0.00 - $0.00
$46.83
$46.83 - $46.83
$46.83
Keystone KTAT 480V Step Down Auto Transformer, 70W
Keystone KTAT 480V Step Down Auto Transformer, 70W

Keystone KTAT 480V to 277V, Step Down Auto Transformer, Max Wattage 70W

Keystone
$0.00 - $0.00
$70.28
$70.28 - $70.28
$70.28
In stock

Keystone’s 480V to 277V Step-Down Auto-Transformers are designed to step down 480V to 277V single-phase power. These transformers enable consumers ...

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$0.00 - $0.00
$70.28
$70.28 - $70.28
$70.28

Keystone KTAT 480V to 277V, Step Down Auto Transformer, Max Wattage 375W

Keystone
$0.00 - $0.00
$79.80
$79.80 - $79.80
$79.80
In stock

Keystone’s 480V to 277V Step-Down Auto-Transformers are designed to step down 480V to 277V single-phase power. These transformers enable consumers ...

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$0.00 - $0.00
$79.80
$79.80 - $79.80
$79.80
Keystone KTAT 480V Step Down Auto Transformer, Single Flex Conduit , 250W
Keystone KTAT 480V Step Down Auto Transformer, Single Flex Conduit , 250W

Keystone KTAT 480V to 277V Step Down Auto Transformer, Single Flex Conduit , Max Wattage 250W

Keystone
$0.00 - $0.00
$117.18
$117.18 - $117.18
$117.18
In stock

Features Input Voltage: 480V Output Voltage: 277V Max Power: 250W Number of Output: 1 Single Flex Conduit No Load Power Consumption: < 7W...

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$0.00 - $0.00
$117.18
$117.18 - $117.18
$117.18
Keystone KTAT 480V Step Down Auto Transformer, Single Flex Conduit , 375W
Keystone KTAT 480V Step Down Auto Transformer, Single Flex Conduit , 375W

Keystone KTAT 480V to 277V Step Down Auto Transformer, Single Flex Conduit , Max Wattage 375W

Keystone
$0.00 - $0.00
$142.66
$142.66 - $142.66
$142.66
In stock

Features Input Voltage: 480Vac ±10% / 347Vac ±10% Output Voltage: 277V Max Power: 375W Number of Output: 1 Single Flex Conduit No Load Power...

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$0.00 - $0.00
$142.66
$142.66 - $142.66
$142.66
Keystone KT-LED14.5T8EM-48GC-8CSJ-D 4-ft LED T8 Emergency Backup Tube, CCT Selectable
Keystone KT-LED14.5T8EM-48GC-8CSJ-D 4-ft LED T8 Emergency Backup Tube, CCT Selectable
Sold out

Keystone KT-LED14.5T8EM-48GC-8CSJ-D 4-ft 15W LED T8 Emergency Backup Tube, G13 Base, 5CCT Selectable, 120-277V

Keystone
$0.00 - $0.00
$89.50
$89.50 - $89.50
$89.50
Out of stock

Features Wattage: 14.5W Voltage: 120-277V Base: G13  (Medium Bi-Pin) Shape: T8 Color Temperature: 3000K/3500K/4000K/5000K/6500K Lumens: 1900/200...

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$0.00 - $0.00
$89.50
$89.50 - $89.50
$89.50
Sold out
Keystone KT-LED12PSHID 6W/9W/12W LED HID Replacement Lamp, E26 Base, 120-277V

Keystone KT-LED12PSHID 6W/9W/12W LED HID Replacement Lamp, E26 Base, 120-277V

Keystone
$0.00 - $0.00
$34.87
$34.87 - $34.87
$34.87
In stock

Features Wattages: 6W / 9W / 12W Selectable Metal Halide Equivalent: 50W Base: E26 Voltage: 120-277V Color Temperature: 3000K, 4000K, 5000K Lumens...

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$0.00 - $0.00
$34.87
$34.87 - $34.87
$34.87
Keystone KT-LED18PSHID 9W/12W/18W LED HID Replacement Lamp, E26 Base, 120-277V
Keystone KT-LED18PSHID 9W/12W/18W LED HID Replacement Lamp, E26 Base, 120-277V

Keystone KT-LED18PSHID 9W/12W/18W LED HID Replacement Lamp, E26 Base, 120-277V

Keystone
$0.00 - $0.00
$36.61
$36.61 - $36.61
$36.61
In stock

Features Wattages: 9W / 12W / 18W Selectable Metal Halide Equivalent: 70W Base: E26 Voltage: 120-277V Color Temperature: 3000K, 4000K, 5000K Lumen...

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$0.00 - $0.00
$36.61
$36.61 - $36.61
$36.61
Keystone KT-LED18PSHID 9W/12W/18W LED HID Replacement Lamp, E26 Base, 3CCT Selectable, 120-277V
Keystone KT-LED18PSHID 9W/12W/18W LED HID Replacement Lamp, E26 Base, 3CCT Selectable, 120-277V

Keystone KT-LED18PSHID 9W/12W/18W LED HID Replacement Lamp, E26 Base, 3CCT Selectable, 120-277V

Keystone
$0.00 - $0.00
$41.33
$41.33 - $41.33
$41.33
In stock

Features Wattages: 9W / 12W / 18W Selectable Legacy Equivalent: 50W-100W Base: E26 Voltage: 120-277V Color Temperature: 3000K / 4000K / 5000K Sele...

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$0.00 - $0.00
$41.33
$41.33 - $41.33
$41.33
Keystone KT-LED22PSHID 12W/18W/22W LED HID Replacement Lamp, E26 Base, 120-277V
Keystone KT-LED22PSHID 12W/18W/22W LED HID Replacement Lamp, E26 Base, 120-277V

Keystone KT-LED22PSHID 12W/18W/22W LED HID Replacement Lamp, E26 Base, 120-277V

Keystone
$0.00 - $0.00
$40.96
$40.96 - $40.96
$40.96
In stock

Features Wattages: 12W / 18W / 22W Selectable Metal Halide Equivalent: 70W/100W Base: E26 Voltage: 120-277V Color Temperature: 3000K, 4000K, 5000K...

View full details
$0.00 - $0.00
$40.96
$40.96 - $40.96
$40.96
Keystone KT-LED27PSHID 18W/22W/27W LED HID Replacement Lamp, E26 Base, 120-277V
Keystone KT-LED27PSHID 18W/22W/27W LED HID Replacement Lamp, E26 Base, 120-277V

Keystone KT-LED27PSHID 18W/22W/27W LED HID Replacement Lamp, E26 Base, 120-277V

Keystone
$0.00 - $0.00
$45.31
$45.31 - $45.31
$45.31
In stock

Features Wattages: 18W / 22W / 27W Selectable Metal Halide Equivalent: 100W Base: E26 Voltage: 120-277V Color Temperature: 3000K, 4000K, 5000K Lum...

View full details
$0.00 - $0.00
$45.31
$45.31 - $45.31
$45.31
Keystone KT-LED27PSHID 18W/22W/27W LED HID Replacement Lamp, E26 Base, 3CCT Selectable, 120-277V
Keystone KT-LED27PSHID 18W/22W/27W LED HID Replacement Lamp, E26 Base, 3CCT Selectable, 120-277V

Keystone KT-LED27PSHID 18W/22W/27W LED HID Replacement Lamp, E26 Base, 3CCT Selectable, 120-277V

Keystone
$0.00 - $0.00
$49.81
$49.81 - $49.81
$49.81
In stock

Features Wattages: 18W / 22W / 27W Selectable Legacy Equivalent: 70W-100W Base: E26 Voltage: 120-277V Color Temperature: 3000K / 4000K / 5000K Sel...

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$0.00 - $0.00
$49.81
$49.81 - $49.81
$49.81
Keystone KT-LED27PSHID 18W/22W/27W LED HID Replacement Lamp, EX39 Base, 120-277V
Keystone KT-LED27PSHID 18W/22W/27W LED HID Replacement Lamp, EX39 Base, 120-277V

Keystone KT-LED27PSHID 18W/22W/27W LED HID Replacement Lamp, EX39 Base, 120-277V

Keystone
$0.00 - $0.00
$45.31
$45.31 - $45.31
$45.31
In stock

Features Wattages: 18W / 22W / 27W Selectable Metal Halide Equivalent: 100W Base: EX39 (Mogul) Voltage: 120-277V Color Temperature: 3000K, 4000K, ...

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$0.00 - $0.00
$45.31
$45.31 - $45.31
$45.31
Keystone KT-LED27PSHID 18W/22W/27W LED HID Replacement Lamp, EX39 Base, 3CCT Selectable, 120-277V
Keystone KT-LED27PSHID 18W/22W/27W LED HID Replacement Lamp, EX39 Base, 3CCT Selectable, 120-277V

Keystone KT-LED27PSHID 18W/22W/27W LED HID Replacement Lamp, EX39 Base, 3CCT Selectable, 120-277V

Keystone
$0.00 - $0.00
$49.81
$49.81 - $49.81
$49.81
In stock

Features Wattages: 18W / 22W / 27W Selectable Legacy Equivalent: 70W-100W Base: EX39 (Mogul) Voltage: 120-277V Color Temperature: 3000K / 4000K / ...

View full details
$0.00 - $0.00
$49.81
$49.81 - $49.81
$49.81
Keystone KT-LED36PSHID 18W/27W/36W LED HID Replacement Lamp, E26 Base, 120-277V
Keystone KT-LED36PSHID 18W/27W/36W LED HID Replacement Lamp, E26 Base, 120-277V

Keystone KT-LED36PSHID 18W/27W/36W LED HID Replacement Lamp, E26 Base, 120-277V

Keystone
$0.00 - $0.00
$52.20
$52.20 - $52.20
$52.20
In stock

Features Wattages: 18W / 27W / 36W Selectable Metal Halide Equivalent: 150W Base: E26 Voltage: 120-277V Color Temperature: 3000K, 4000K, 5000K Lum...

View full details
$0.00 - $0.00
$52.20
$52.20 - $52.20
$52.20
}

Explore Keystone Lighting – Performance, Innovation, and Reliability

Discover Keystone Lighting’s full line of high-performance LED solutions designed for commercial, industrial, and residential applications. From LED drivers and retrofit kits to tubes, panels, and area lights, Keystone delivers reliable performance and long-term energy savings with cutting-edge SmartDrive® and DirectDrive® technologies.

Features:

  • Wide selection of LED tubes, panels, troffers, area lights, and drivers
  • SmartDrive® and DirectDrive® technology for plug-and-play or ballast-bypass options
  • Title 24, DLC, UL, and Energy Star certifications for code compliance
  • Advanced controls compatibility including 0-10V dimming and Bluetooth® solutions
  • Long-lasting products with warranty-backed durability

Why Choose Keystone:

Keystone Technologies is trusted by contractors, distributors, and facility managers for delivering “Light Made Easy®.” Their focus on quality, innovation, and customer-centric design makes them a go-to brand for efficient and maintenance-friendly lighting upgrades.

Popular Applications

  • Office, retail, warehouse, parking lots, and schools
  • LED retrofits for fluorescent and HID lighting
  • New construction or remodel projects

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