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Keystone Technologies

Keystone Technologies was founded in 1945 by Marvin Spielman and Harold Fox. Starting with fluorescent ballast, Keystone has expanded their product line to fluorescent lamps, LED drivers, LED tubes and lamps.  

Keystone KT-LED12T8-48G-8CSJ-DX2 (25 Pack) Color Select Ballast Bypass LED Tubes - 12W, 120/277V, 4'-LeanLight
Keystone KT-LED12T8-48G-8CSJ-DX2 (25 Pack) Color Select Ballast Bypass LED Tubes - 12W, 120/277V, 4'-LeanLight
$293.76 - $293.76
$293.76
$293.76 - $293.76
$293.76

Keystone KT-LED12T8-48G-8CSJ-DX2 (25 Pack) Color Select Ballast Bypass LED Tubes - 12W, 120/277V, 4'

Keystone Technologies
18 in stock

  Description Improve your outdated fluorescent lighting with a pack of 25 Keystone KT-LED12T8-48G-8CSJ-DX2 color-selectable LED tubes. These 1...

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$293.76 - $293.76
$293.76
$293.76 - $293.76
$293.76
Keystone KT-LED11T8-36G-8CSJ-DX2 (25 Pack) Direct Drive Color Select LED Tubes - 11W, 120/277V, 3'-LeanLight
Keystone KT-LED11T8-36G-8CSJ-DX2 (25 Pack) Direct Drive Color Select LED Tubes - 11W, 120/277V, 3'-LeanLight
$293.76 - $293.76
$293.76
$293.76 - $293.76
$293.76

Keystone KT-LED11T8-36G-8CSJ-DX2 (25 Pack) Direct Drive Color Select LED Tubes - 11W, 120/277V, 3'

Keystone Technologies
20 in stock

  Description Keystone Technologies KT-LED11T8-36G-8CSJ-DX2 (25 Pack) 3 foot Color Select DirectDrive is a UL Type B line voltage tube that of...

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$293.76 - $293.76
$293.76
$293.76 - $293.76
$293.76
Keystone KT-LED7T8-24G8CSJ-DX2 (25 Pack) Color Select T8 LED Tubes - 7W, 120/277V, 2'-LeanLight
Keystone KT-LED7T8-24G8CSJ-DX2 (25 Pack) Color Select T8 LED Tubes - 7W, 120/277V, 2'-LeanLight
$273.20 - $273.20
$273.20
$273.20 - $273.20
$273.20

Keystone KT-LED7T8-24G8CSJ-DX2 (25 Pack) Color Select T8 LED Tubes - 7W, 120/277V, 2'

Keystone Technologies
18 in stock

  Description Introducing the KT-LED7T8-24G8CSJ-DX2 (25 Pack) LED T8 tubes by Keystone Technologies, the latest innovation to hit the market. T...

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$273.20 - $273.20
$273.20
$273.20 - $273.20
$273.20
Keystone KT-LED13T5HE-48GC-850-DX2 (25 Pack) Line Voltage T5HE LED Tubes - 5000K, 15W, 120/277V, 4'-LeanLight
Keystone KT-LED13T5HE-48GC-850-DX2 (25 Pack) Line Voltage T5HE LED Tubes - 5000K, 15W, 120/277V, 4'-LeanLight
$293.76 - $293.76
$293.76
$293.76 - $293.76
$293.76

Keystone KT-LED13T5HE-48GC-850-DX2 (25 Pack) Line Voltage T5HE LED Tubes - 5000K, 15W, 120/277V, 4'

Keystone Technologies
28 in stock

  Description Upgrade your traditional fluorescent lamps with a case of 25 Keystone KT-LED13T5HE-48GC-850-DX2 LED Tubes. These 4-foot long, 15...

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$293.76 - $293.76
$293.76
$293.76 - $293.76
$293.76
Keystone KT-LED25T5HO-48GC-840-DX2 (25 Pack) Ballast Bypass T5HO LED Tubes - 4000K, 25W, 120/277V, 4'-LeanLight
Keystone KT-LED25T5HO-48GC-840-DX2 (25 Pack) Ballast Bypass T5HO LED Tubes - 4000K, 25W, 120/277V, 4'-LeanLight
$352.51 - $352.51
$352.51
$352.51 - $352.51
$352.51

Keystone KT-LED25T5HO-48GC-840-DX2 (25 Pack) Ballast Bypass T5HO LED Tubes - 4000K, 25W, 120/277V, 4'

Keystone Technologies
24 in stock

  Description The Keystone KT-LED25T5HO-48GC-840-DX2 (25 Pack) Ballast Bypass T5 LED Tubes offer a dependable and cost-effective lighting solut...

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$352.51 - $352.51
$352.51
$352.51 - $352.51
$352.51
Keystone KT-LED14.5T8-48GC-840-D-FDIM Dimmable T8 LED Tube - 4000K, 14.5W, 120/277V, 4'-LeanLight
$22.53 - $22.53
$22.53
$22.53 - $22.53
$22.53

Keystone KT-LED14.5T8-48GC-840-D-FDIM Dimmable T8 LED Tube - 4000K, 14.5W, 120/277V, 4'

Keystone Technologies
Only 1 left!

  Description Keystone Technologies 14.5W, 1900 Lumen, 4', 240' Beam Angle, Ballast Bypass, Phase Dimmable 4 Foot LED Straight T8 Tube Light Bu...

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$22.53 - $22.53
$22.53
$22.53 - $22.53
$22.53
Keystone KTEB-259-UV-IS-N Fluorescent Ballast,- 2-Lamp, F96T8, 96W T8, 120-277V-LeanLight
$27.41 - $27.41
$27.41
$27.41 - $27.41
$27.41

Keystone KTEB-259-UV-IS-N Fluorescent Ballast,- 2-Lamp, F96T8, 96W T8, 120-277V

Keystone Technologies
122 in stock

Keystone Technologies KTEB-259-UV-IS-N Electronic Fluorescent Ballast, Universal 120-277V Input, F96T8 59W, F96T8/ES 51W, F72T8 38W, F59T8 Lamps, I...

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$27.41 - $27.41
$27.41
$27.41 - $27.41
$27.41
Keystone Power Select LED Drivers at LeanLight
Keystone KTLD-15-UV-PS350-42-VDIM-LP1 Power Select 15W LED Driver - 0-10V dim, 120/277V-LeanLight
$39.15 - $39.15
$39.15
$39.15 - $39.15
$39.15

Keystone KTLD-15-UV-PS350-42-VDIM-LP1 Power Select 15W LED Driver - 0-10V dim, 120/277V

Keystone Technologies
248 in stock

Keystone Technologies KTLD-15-UV-PS350-42-VDIM-LP1 Power Select constant current LED driver is 15 watts with selectable output currents include 260...

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$39.15 - $39.15
$39.15
$39.15 - $39.15
$39.15
Keystone KTEB-332-UV-IS-N-P (10 Pack) 3-lamp 32 watt T8 Instant Start Electronic Ballast-LeanLight
$186.03 - $186.03
$186.03
$186.03 - $186.03
$186.03

Keystone KTEB-332-UV-IS-N-P (10 Pack) 3-lamp 32 watt T8 Instant Start Electronic Ballast

Keystone Technologies
13 in stock

Keystone KTEB-332-UV-IS-N-P T8 Instant Start Electronic Ballast 10 pack

$186.03 - $186.03
$186.03
$186.03 - $186.03
$186.03
Keystone KT-LED13T8-60P1S-865-D (9 Pack) 5' Single-Side Direct Drive T8 LED Sign Tubes- 6500K, 13W, 120-277V-LeanLight
Keystone KT-LED13T8-60P1S-865-D (9 Pack) 5' Single-Side Direct Drive T8 LED Sign Tubes- 6500K, 13W, 120-277V-LeanLight
$612.98 - $612.98
$612.98
$612.98 - $612.98
$612.98

Keystone KT-LED13T8-60P1S-865-D (9 Pack) 5' Single-Side Direct Drive T8 LED Sign Tubes- 6500K, 13W, 120-277V

Keystone Technologies
50 in stock

  Description 9 pack of Keystone KT-LED13T8-60P1S-865-D /G2 second generation, Type B (ballast bypass) Sign Hero LED tube for single-sided sign...

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$612.98 - $612.98
$612.98
$612.98 - $612.98
$612.98
Keystone KT-LED15T8-48GC-830-D/G3 (25 Pack) Direct Drive T8 LED Tubes - 3000K, 15W, 120-277V, 4'-LeanLight
Keystone KT-LED15T8-48GC-830-D/G3 (25 Pack) Direct Drive T8 LED Tubes - 3000K, 15W, 120-277V, 4'-LeanLight
$259.47 - $259.47
$259.47
$259.47 - $259.47
$259.47

Keystone KT-LED15T8-48GC-830-D/G3 (25 Pack) Direct Drive T8 LED Tubes - 3000K, 15W, 120-277V, 4'

Keystone Technologies
22 in stock

  Description Save when buying case quantity with a 25 pack of Keystone KT-LED15T8-48GC-830-D/G3 non-dimmable, Type B (ballast bypass), 15W, 17...

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$259.47 - $259.47
$259.47
$259.47 - $259.47
$259.47
KT-LED25.5T5HO-48GC-840-S | Natural White Smart Drive T5 LED Tube, 4000K, 25.5W, 120/277V, 4'-LeanLight
KT-LED25.5T5HO-48GC-840-S | Natural White Smart Drive T5 LED Tube, 4000K, 25.5W, 120/277V, 4'-LeanLight
$25.20 - $25.20
$25.20
$25.20 - $25.20
$25.20

KT-LED25.5T5HO-48GC-840-S | Natural White Smart Drive T5 LED Tube, 4000K, 25.5W, 120/277V, 4'

Keystone Technologies
98 in stock

Keystone Technologies KT-LED25.5T5HO-48GC-840-S T5HO LED tube. The type A (ballast compatible) tube replaces F54T5HO fluorescent lamps operating ...

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$25.20 - $25.20
$25.20
$25.20 - $25.20
$25.20
KTEB-1C22-1-TP-WS Circline Electronic Ballast with Sockets - 22W, 120V-LeanLight
Sold out
$19.99
$19.99 - $19.99
$19.99
$18.13
$18.13 - $18.13
$18.13

KTEB-1C22-1-TP-WS Circline Electronic Ballast with Sockets - 22W, 120V

Keystone Technologies
Out of stock

  Description This Keystone Technologies KTEB-1C22-1-TP-WS model is a rapid start fluorescent ballast specifically designed for 1 FC8T9, 22 wat...

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$19.99
$19.99 - $19.99
$19.99
$18.13
$18.13 - $18.13
$18.13
Sold out
Keystone KTSB-E-2048-46-UV-S 4-6 Lamp T8HO/T12HO Rapid Start Sign Ballast - 120V-LeanLight
Keystone KTSB-E-2048-46-UV-S 4-6 Lamp T8HO/T12HO Rapid Start Sign Ballast - 120V-LeanLight
Sold out
$176.41 - $176.41
$176.41
$176.41 - $176.41
$176.41

Keystone KTSB-E-2048-46-UV-S 4-6 Lamp T8HO/T12HO Rapid Start Sign Ballast - 120V

Keystone Technologies
Out of stock

Keystone Technologies KTSB-E-2048-46-UV-S 4 to 6-lamp electronic sign ballast.  The high quality sign ballast works with 20' to 48' T8HO and T12H...

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$176.41 - $176.41
$176.41
$176.41 - $176.41
$176.41
Sold out
KT-LED7T8-24GC-850-D | Cool White 2FT Direct Drive T8 LED Tube - 5000K, 7W, 120/277V-LeanLight
KT-LED7T8-24GC-850-D | Cool White 2FT Direct Drive T8 LED Tube - 5000K, 7W, 120/277V-LeanLight
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$18.21 - $18.21
$18.21
$18.21 - $18.21
$18.21

KT-LED7T8-24GC-850-D | Cool White 2FT Direct Drive T8 LED Tube - 5000K, 7W, 120/277V

Keystone Technologies
Out of stock

Keystone Technologies KT-LED7T8-24GC-850-D Type B (ballast bypass), 7W, 900lm, 5000K, 2FT, T8 Direct Drive LED tube.  Direct Drive eliminates the...

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$18.21 - $18.21
$18.21
$18.21 - $18.21
$18.21
Sold out

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