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Keystone Lighting

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...

View full details
$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
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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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