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In observance of Labor Day weekend, Lighting Supply will be closed Friday 12pm through Monday with no shipping.
In observance of Labor Day weekend, Lighting Supply will be closed Friday 12pm through Monday with no shipping.

Keystone

Keystone Goof Ring For 6A Slim And 6B Recessed Wafer Downlight 8 Inch Outside Diameter (KT-WDLED-6AB-GOOF)

Keystone Goof Ring For 6A Slim And 6B Recessed Wafer Downlight 8 Inch Outside Diameter (KT-WDLED-6AB-GOOF)
Usually Ships in 7-14 Days

Keystone
$3.46 - $3.46
$3.46

Keystone Goof Ring For 6A Slim And 6B Recessed Wafer Downlight 8 Inch Outside Diameter (KT-WDLED-6AB-GOOF)

$3.46 - $3.46
$3.46
Keystone Mount Back Plate For Canopy Fixtures White (KT-CLED-BP-15-W) Save 20% Save %

Keystone Mount Back Plate For Canopy Fixtures White (KT-CLED-BP-15-W)
1 in Stock: Ready to Ship

Keystone
$35.22
$35.22 - $35.22
$35.22
$28.18

Keystone Mount Back Plate For Canopy Fixtures White (KT-CLED-BP-15-W)

$35.22
$35.22 - $35.22
$35.22
$28.18
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Keystone 4 Foot LED Stairwell Fixture Selectable 45W/35W/30W 3500K/4000K/5000K 0-10V Dimming Built-In Ultrasonic Sensor (KT-SWLED45PS-4A-8CSA-VDIM-P)

Keystone 4 Foot LED Stairwell Fixture Selectable 45W/35W/30W 3500K/4000K/5000K 0-10V Dimming Built-In Ultrasonic Sensor (KT-SWLED45PS-4A-8CSA-VDIM-P)
Usually Ships in 7-14 Days

Keystone
$206.40 - $206.40
$206.40

Keystone 4 Foot LED Stairwell Fixture Power/CCT Selectable 45W/35W/30W 3500K/4000K/5000K 0-10V Dimming Built-In Ultrasonic Sensor (KT-SWLED45PS-4A-...

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$206.40 - $206.40
$206.40
Keystone Power Selectable LED Light Engine 21W -28.5W Color Selectable 3000K/3500K/4000K/5000K Circular Kit (KT-RKIT28PS-13CP-8CSC-VDIM)

Keystone Power Selectable LED Light Engine 21W -28.5W Color Selectable 3000K/3500K/4000K/5000K Circular Kit (KT-RKIT28PS-13CP-8CSC-VDIM)
Usually Ships in 7-14 Days

Keystone
$114.49 - $114.49
$114.49

Keystone Power Selectable LED Light Engine 21W -28.5W Color Selectable 3000K/3500K/4000K/5000K Circular Kit (KT-RKIT28PS-13CP-8CSC-VDIM)

$114.49 - $114.49
$114.49
Keystone 17W 2250Lm PLL/BIAX LED Lamp 22 Inch Bypass 2G11 (KT-LED17PLL-22GC-840-D /G2)

Keystone 17W 2250Lm PLL/BIAX LED Lamp 22 Inch Bypass 2G11 (KT-LED17PLL-22GC-840-D /G2)
Usually Ships in 7-14 Days

Keystone
$16.10 - $16.10
$16.10

Keystone 17W 2250Lm PLL/BIAX LED Lamp 22 Inch Bypass 2G11 (KT-LED17PLL-22GC-840-D /G2)

$16.10 - $16.10
$16.10
Keystone 8W 1000Lm 5000K Omnidirectional G24d Bypass 2-Pin And 4-Pin Ballasts Compact LED For Compact Fluorescent Replacement (KT-LED82P-O-850-D)

Keystone 8W 1000Lm 5000K Omnidirectional G24d Bypass 2-Pin And 4-Pin Ballasts Compact LED For Compact Fluorescent Replacement (KT-LED82P-O-850-D)
Usually Ships in 7-14 Days

Keystone
$11.76 - $11.76
$11.76

Keystone 8W 1000Lm 5000K Omnidirectional G24d Bypass 2-Pin And 4-Pin Ballasts Compact LED For Compact Fluorescent Replacement (KT-LED82P-O-850-D)

$11.76 - $11.76
$11.76
Keystone 6W 700Lm 4000K Omnidirectional G24d Bypass 2-Pin And 4-Pin Ballasts Compact LED For Compact Fluorescent Replacement (KT-LED62P-O-840-D)

Keystone 6W 700Lm 4000K Omnidirectional G24d Bypass 2-Pin And 4-Pin Ballasts Compact LED For Compact Fluorescent Replacement (KT-LED62P-O-840-D)
Usually Ships in 7-14 Days

Keystone
$10.96 - $10.96
$10.96

Keystone 6W 700Lm 4000K Omnidirectional G24d Bypass 2-Pin And 4-Pin Ballasts Compact LED For Compact Fluorescent Replacement (KT-LED62P-O-840-D)

$10.96 - $10.96
$10.96
Keystone F32T8 85 CRI Extended Life Lamp 4 Foot Fluorescent T8 4100K (KTL-F32T8-841-XL)

Keystone F32T8 85 CRI Extended Life Lamp 4 Foot Fluorescent T8 4100K (KTL-F32T8-841-XL)
16 in Stock: Ready to Ship

Keystone
$3.78 - $3.78
$94.50 case of 25
$3.78 each

Keystone F32T8 85 CRI Extended Life Lamp 4 Foot Fluorescent T8 4100K (KTL-F32T8-841-XL)

$3.78 - $3.78
$94.50 case of 25
$3.78 each
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Keystone Capacitor For 1000W Metal Halide 24uF 480V Oil Filled (CAP-1000MH)
Keystone Capacitor For 1000W Metal Halide 24uF 480V Oil Filled (CAP-1000MH)
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Keystone Capacitor For 1000W Metal Halide 24uF 480V Oil Filled (CAP-1000MH)
7 in Stock: Ready to Ship

Keystone
$27.43
$27.43 - $27.43
$27.43
$21.94

Keystone Capacitor For 1000W Metal Halide 24uF 480V Oil Filled (CAP-1000MH)

$27.43
$27.43 - $27.43
$27.43
$21.94
Save 20% Save %
Keystone Ignitor For 50W-150W Metal Halide (IGN-XG-04)
Keystone Ignitor For 50W-150W Metal Halide (IGN-XG-04)

Keystone Ignitor For 50W-150W Metal Halide (IGN-XG-04)
Usually Ships in 7-14 Days

Keystone
$17.28 - $17.28
$17.28

Keystone Ignitor For 50W-150W Metal Halide (IGN-XG-04)

$17.28 - $17.28
$17.28
Keystone 2 Pre-Wired Short Non-Shunted Sockets With Power Disconnect Wiring Harness (KT-Socket-T8-U-S-2-W)

Keystone 2 Pre-Wired Short Non-Shunted Sockets With Power Disconnect Wiring Harness (KT-Socket-T8-U-S-2-W)
Usually Ships in 7-14 Days

Keystone
$6.32 - $6.32
$6.32

Keystone 2 Pre-Wired Short Non-Shunted Sockets With Power Disconnect Wiring Harness (KT-Socket-T8-U-S-2-W)

$6.32 - $6.32
$6.32
Keystone Constant Current LED Driver Type C 2-Channel 120-277V Input Bi-Level Dimming 0-10V Dimming Power Select 15W Per Channel 12V Aux (KTLD-2LT8-UV-PS15C-BL-VDIM)

Keystone Constant Current LED Driver Type C 2-Channel 120-277V Input Bi-Level Dimming 0-10V Dimming Power Select 15W Per Channel 12V Aux (KTLD-2LT8-UV-PS15C-BL-VDIM)
Usually Ships in 7-14 Days

Keystone
$19.12 - $19.12
$19.12

Keystone Constant Current LED Driver Type C 2-Channel 120-277V Input Bi-Level Dimming 0-10V Dimming Power Select 15W Per Channel 12V Auxiliary (KTL...

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$19.12 - $19.12
$19.12
Keystone Power/CCT Selectable Round LED High Bay With Optic Swap 200W/150W/100W 3000K/4000K/5000K With [2] Lens 14-Inch Diameter 120-277V 0-10V Black (KT-RHLED200PS-14CD-OSD-8CSB-VDIM-P)

Keystone Power/CCT Selectable Round LED High Bay With Optic Swap 200W/150W/100W 3000K/4000K/5000K With [2] Lens 14-Inch Diameter 120-277V 0-10V Black (KT-RHLED200PS-14CD-OSD-8CSB-VDIM-P)
Usually Ships in 7-14 Days

Keystone
$126.99 - $126.99
$126.99

Keystone Power/CCT Selectable Round LED High Bay With Optic Swap 200W/150W/100W 3000K/4000K/5000K With [2] Lens Types 90 Degree And Wide Angle 120 ...

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$126.99 - $126.99
$126.99
Keystone Power/CCT Selectable Round LED High Bay 240W/200W/150W 3000K/4000K/5000K 90 Degree Lens 13-Inch Diameter 120-277V 0-10V Dimming Black (KT-RHLED240PS-13C-8CSB-VDIM /G2)

Keystone Power/CCT Selectable Round LED High Bay 240W/200W/150W 3000K/4000K/5000K 90 Degree Lens 13-Inch Diameter 120-277V 0-10V Dimming Black (KT-RHLED240PS-13C-8CSB-VDIM /G2)
Usually Ships in 7-14 Days

Keystone
$126.99 - $126.99
$126.99

Keystone Power/CCT Selectable Round LED High Bay 240W/200W/150W 3000K/4000K/5000K 90 Degree Lens 13-Inch Diameter 120-277V 0-10V Dimming Built-In S...

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$126.99 - $126.99
$126.99
Keystone Wall Mounting Kit For 4 Foot Series A Linear Architectural Fixtures (KT-LALED-4A-WM-KIT-B)

Keystone Wall Mounting Kit For 4 Foot Series A Linear Architectural Fixtures (KT-LALED-4A-WM-KIT-B)
Usually Ships in 7-14 Days

Keystone
$107.57 - $107.57
$107.57

Keystone Wall Mounting Kit For 4 Foot Series A Linear Architectural Fixtures (KT-LALED-4A-WM-KIT-B)

$107.57 - $107.57
$107.57
Keystone 22W LED T5 HO Tube 3400Lm Glass Construction 4 Foot 3500K External Drive Type C G5 Base (KT-LED22T5HO-48G-835-E /G2)
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Keystone 22W LED T5 HO Tube 3400Lm Glass Construction 4 Foot 3500K External Drive Type C G5 Base (KT-LED22T5HO-48G-835-E /G2)
15 in Stock: Ready to Ship

Keystone
$12.13
$12.13 - $12.13
$12.13
$9.71

Keystone 22W LED T5 HO Tube 3400Lm Glass Construction 4 Foot 3500K External Drive Type C G5 Base (KT-LED22T5HO-48G-835-E /G2)

$12.13
$12.13 - $12.13
$12.13
$9.71
Save 20% Save %
Keystone 150W Low Voltage Halogen Transformer 120V Input 12V Output Shrink Wrapped (KTET-150-1-SCP-DIM-DP)

Keystone 150W Low Voltage Halogen Transformer 120V Input 12V Output Shrink Wrapped (KTET-150-1-SCP-DIM-DP)
Usually Ships in 7-14 Days

Keystone
$42.79 - $42.79
$42.79

Keystone 150W Low Voltage Halogen Transformer 120V Input 12V Output Shrink Wrapped (KTET-150-1-SCP-DIM-DP)

$42.79 - $42.79
$42.79
Keystone 100W Metal Halide 120/277V F-Can (MH-100X-D-FCAN 3/1)

Keystone 100W Metal Halide 120/277V F-Can (MH-100X-D-FCAN 3/1)
Usually Ships in 7-14 Days

Keystone
$131.54 - $131.54
$131.54

Keystone 100W Metal Halide 120/277V F-Can (MH-100X-D-FCAN 3/1)

$131.54 - $131.54
$131.54
Keystone Emergency Ballast 1400Lm 4-Pin Compact Fluorescent CEC T20 Compliant (KT-EMRG-1400C-CFL4-DP)

Keystone Emergency Ballast 1400Lm 4-Pin Compact Fluorescent CEC T20 Compliant (KT-EMRG-1400C-CFL4-DP)
Usually Ships in 7-14 Days

Keystone
$177.06 - $177.06
$177.06

Keystone Emergency Ballast 1400Lm 4-Pin Compact Fluorescent CEC T20 Compliant (KT-EMRG-1400C-CFL4-DP)

$177.06 - $177.06
$177.06
Keystone 1 Or 2X 26W 4-Pin Compact Fluorescent Rapid Start 120-277V Side And Bottom Poke-In Connectors Ballast Only [No Kit] (KTEB-226-UV-RS-DW-CP)

Keystone 1 Or 2X 26W 4-Pin Compact Fluorescent Rapid Start 120-277V Side And Bottom Poke-In Connectors Ballast Only [No Kit] (KTEB-226-UV-RS-DW-CP)
Usually Ships in 7-14 Days

Keystone
$35.96 - $35.96
$35.96

Keystone 1 Or 2X 26W 4-Pin Compact Fluorescent Rapid Start 120-277V Side And Bottom Poke-In Connectors Ballast Only [No Kit] (KTEB-226-UV-RS-DW-CP)

$35.96 - $35.96
$35.96
Keystone 3 X F32T8 .88BF 120-277V Instant Start Electronic Ballast (KTEB-332-UV-IS-N-P-DP)

Keystone 3 X F32T8 .88BF 120-277V Instant Start Electronic Ballast (KTEB-332-UV-IS-N-P-DP)
Usually Ships in 7-14 Days

Keystone
$21.54 - $21.54
$21.54

Keystone 3 X F32T8 .88BF 120-277V Instant Start Electronic Ballast (KTEB-332-UV-IS-N-P-DP)

$21.54 - $21.54
$21.54
Keystone 1 Light 22W 120V Circline With Socket Small Plastic Case Electronic Ballast (KTEB-1C22-1-TP-WS-CP)

Keystone 1 Light 22W 120V Circline With Socket Small Plastic Case Electronic Ballast (KTEB-1C22-1-TP-WS-CP)
Usually Ships in 7-14 Days

Keystone
$23.16 - $23.16
$23.16

Keystone 1 Light 22W 120V Circline With Socket Small Plastic Case Electronic Ballast (KTEB-1C22-1-TP-WS-CP)

$23.16 - $23.16
$23.16
Keystone 1X F40T12 120V NPF Electronic Ballast (KTEB-140-1-TP-EMI /C-DP)

Keystone 1X F40T12 120V NPF Electronic Ballast (KTEB-140-1-TP-EMI /C-DP)
Usually Ships in 7-14 Days

Keystone
$20.88 - $20.88
$20.88

Keystone 1X F40T12 120V NPF Electronic Ballast (KTEB-140-1-TP-EMI /C-DP)

$20.88 - $20.88
$20.88
Keystone F54T5HO 6500K 85 CRI High Output Lamps (KTL-F54T5-865-HO-DP)

Keystone F54T5HO 6500K 85 CRI High Output Lamps (KTL-F54T5-865-HO-DP)
Usually Ships in 7-14 Days

Keystone
$5.74 - $5.74
$143.50 case of 25
$5.74 each

Keystone F54T5HO 6500K 85 CRI High Output Lamps (KTL-F54T5-865-HO-DP)

$5.74 - $5.74
$143.50 case of 25
$5.74 each
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Welcome to Keystone, your trusted partner in lighting solutions! With a legacy of excellence and a commitment to innovation, Keystone has been at the forefront of the lighting industry for years, providing top-quality products that illuminate your world.

At Keystone, we understand the pivotal role that lighting plays in enhancing your surroundings. Whether you're lighting up your home, office, or any other space, our extensive range of lighting solutions has you covered. From energy-efficient LED fixtures to cutting-edge smart lighting systems, we offer products that cater to your specific needs.

One of the cornerstones of Keystone's philosophy is sustainability. We're proud to offer an array of eco-friendly lighting options that not only reduce energy consumption but also help you reduce your carbon footprint. Our LED lighting solutions are designed to be both energy-efficient and long-lasting, ensuring that you not only save on your energy bills but also minimize the need for replacements.

Innovation is in our DNA. Our dedicated team of experts is constantly pushing the boundaries of lighting technology to bring you the latest advancements in the industry. Whether you're looking for sleek and modern designs or classic, timeless fixtures, Keystone has the perfect lighting solution to match your style and preferences.

What sets Keystone apart is our unwavering commitment to quality. Every product that bears the Keystone name is rigorously tested to meet the highest industry standards. We take pride in the durability, reliability, and performance of our lighting solutions. When you choose Keystone, you're choosing lighting you can trust.

Experience the brilliance of Keystone lighting solutions today and brighten up your life with products that combine style, sustainability, and innovation. Discover why Keystone is the go-to choice for lighting enthusiasts, homeowners, and businesses alike.