Skip to content
FREE Shipping on orders over $1000*
FREE Shipping on orders over $1000
LBC Lighting | Trade Program | Request Quote

Keystone Lighting

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 ...

View full details
$0.00 - $0.00
$79.80
$79.80 - $79.80
$79.80
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...

View full details
$0.00 - $0.00
$142.66
$142.66 - $142.66
$142.66
Keystone KT-SLFLED500 500W LED Sports Light, 5000K, 120-277V

Keystone KT-SLFLED500 500W LED Sports Light, 5000K, 120-277V

Keystone
$0.00 - $0.00
$1,174.43
$1,174.43 - $1,174.43
$1,174.43
In stock

High power, wide flood, pole mount illumination needs (municipal parks and baseball fields, high school football stadiums, driving ranges, rodeos, ...

View full details
$0.00 - $0.00
$1,174.43
$1,174.43 - $1,174.43
$1,174.43
Keystone KT-SLFLED750 750W LED Sports Light, 5000K, 120-277V
Keystone KT-SLFLED750 750W LED Sports Light, 5000K, 120-277V

Keystone KT-SLFLED750 750W LED Sports Light, 5000K, 120-277V

Keystone
$0.00 - $0.00
$1,800.83
$1,800.83 - $1,800.83
$1,800.83
In stock

High power, wide flood, pole mount illumination needs (municipal parks and baseball fields, high school football stadiums, driving ranges, rodeos, ...

View full details
$0.00 - $0.00
$1,800.83
$1,800.83 - $1,800.83
$1,800.83
Keystone KT-SLFLED500HV 500W LED Sports Light, 5000K, 208-480V
Keystone KT-SLFLED500HV 500W LED Sports Light, 5000K, 208-480V

Keystone KT-SLFLED500HV 500W LED Sports Light, 5000K, 208-480V

Keystone
$0.00 - $0.00
$1,246.49
$1,246.49 - $1,246.49
$1,246.49
In stock

High power, wide flood, pole mount illumination needs (municipal parks and baseball fields, high school football stadiums, driving ranges, rodeos, ...

View full details
$0.00 - $0.00
$1,246.49
$1,246.49 - $1,246.49
$1,246.49
Keystone KT-SLFLED750HV 750W LED Sports Light, 5000K, 208-480V
Keystone KT-SLFLED750HV 750W LED Sports Light, 5000K, 208-480V

Keystone KT-SLFLED750HV 750W LED Sports Light, 5000K, 208-480V

Keystone
$0.00 - $0.00
$1,879.13
$1,879.13 - $1,879.13
$1,879.13
In stock

High power, wide flood, pole mount illumination needs (municipal parks and baseball fields, high school football stadiums, driving ranges, rodeos, ...

View full details
$0.00 - $0.00
$1,879.13
$1,879.13 - $1,879.13
$1,879.13

750W Pulse Start Metal Halide Ballast Kit / Multi Tap

Keystone
$0.00 - $0.00
$218.08
$218.08 - $218.08
$218.08

Features Kit includes: ballast, capacitor, ignitor, mounting brackets, mounting hardware Lamp Type: Pulse Start Metal Halide Lamp Wattage: 750 ANS...

View full details
$0.00 - $0.00
$218.08
$218.08 - $218.08
$218.08

1000W High Pressure Sodium Ballast Kit / Multi Tap

Keystone
$0.00 - $0.00
$314.65
$314.65 - $314.65
$314.65
Low stock

Features Kit includes: Ballast, Capacitor, Ignitor, Mounting Brackets, Mounting Hardware Lamp Type: High Pressure Sodium Lamp Wattage: 1000 ANSI C...

View full details
$0.00 - $0.00
$314.65
$314.65 - $314.65
$314.65

400W High Pressure Sodium Ballast Kit / Multi Tap

Keystone
$0.00 - $0.00
$116.73
$116.73 - $116.73
$116.73
In stock

Features Kit Includes: Ballast, capacitor, ignitor, mounting brackets and mounting hardware Lamp Type: High Pressure Sodium Lamp Wattage: 400 ANSI...

View full details
$0.00 - $0.00
$116.73
$116.73 - $116.73
$116.73

400W Metal Halide Ballast Kit / Multi Tap

Keystone
$0.00 - $0.00
$113.83
$113.83 - $113.83
$113.83
In stock

Features Kit includes: ballast, capacitor, mounting brackets, mounting hardware Lamp Type: Standard Metal Halide Lamp Wattage: 400 ANSI Code: M59 ...

View full details
$0.00 - $0.00
$113.83
$113.83 - $113.83
$113.83
Sold out

1000W Metal Halide Ballast Kit / Multi Tap

Keystone
$0.00 - $0.00
$213.44
$213.44 - $213.44
$213.44
Out of stock

Features Kit Includes: Ballast, capacitor, mounting brackets, mounting hardware Core and coil Lamp Type: Standard Metal Halide Lamp Wattage: 1000W...

View full details
$0.00 - $0.00
$213.44
$213.44 - $213.44
$213.44
Sold out
}

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

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare