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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 KTEB-126-1-TP 1-Lamp 26 Watt Compact Fluorescent Ballast - G24q, 120V-LeanLight
Keystone KTEB-126-1-TP 1-Lamp 26 Watt Compact Fluorescent Ballast - G24q, 120V-LeanLight Save 5% Save %
$20.99
$20.99 - $20.99
$20.99
$19.99
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$19.99

Keystone KTEB-126-1-TP 1-Lamp 26 Watt Compact Fluorescent Ballast - G24q, 120V

Keystone Technologies
In stock

  Description Keystone Technologies KTEB-126-1-TP 1-lamp 26 watt compact fluorescent ballast made for bulbs with a 4-pin G24q base.  The Keystone ...

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$20.99
$20.99 - $20.99
$20.99
$19.99
$19.99 - $19.99
$19.99
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Keystone KTEB-2C72-1-TP-WS 2-Lamp Circline Fluorescent Ballast - 72W, 120V-LeanLight
Keystone KTEB-2C72-1-TP-WS 2-Lamp Circline Fluorescent Ballast - 72W, 120V-LeanLight Save 19% Save %
$25.99
$25.99 - $25.99
$25.99
$20.99
$20.99 - $20.99
$20.99

Keystone KTEB-2C72-1-TP-WS 2-Lamp Circline Fluorescent Ballast - 72W, 120V

Keystone Technologies
43 in stock

Keystone Technologies KTEB-2C72-1-TP-WS 2-lamp Circline fluorescent ballast works with FC12T9 and FC16T9 Circline lamps. The Keystone electronic ba...

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$25.99
$25.99 - $25.99
$25.99
$20.99
$20.99 - $20.99
$20.99
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Keystone KTEB-120-1-TP 1-Lamp 20 Watt T12 Fluorescent Ballast - G13, 120V-LeanLight
Keystone KTEB-120-1-TP 1-Lamp 20 Watt T12 Fluorescent Ballast - G13, 120V-LeanLight Save 18% Save %
$21.99
$21.99 - $21.99
$21.99
$17.99
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$17.99

Keystone KTEB-120-1-TP 1-Lamp 20 Watt T12 Fluorescent Ballast - G13, 120V

Keystone Technologies
In stock

  Description Keystone Technologies KTEB-120-1-TP 1-lamp 20 watt T12 fluorescent ballast made for T12 2ft linear tubes and other T12 lamps.  The K...

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$21.99
$21.99 - $21.99
$21.99
$17.99
$17.99 - $17.99
$17.99
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Keystone KTEB-240-1-TP 2-Lamp T12 Fluorescent Ballast - 40W, 120V-LeanLight
Keystone KTEB-240-1-TP 2-Lamp T12 Fluorescent Ballast - 40W, 120V-LeanLight
Save 35% Save %
$42.99
$42.99 - $42.99
$42.99
$28.00
$28.00 - $28.00
$28.00

Keystone KTEB-240-1-TP 2-Lamp T12 Fluorescent Ballast - 40W, 120V

Keystone Technologies
In stock

 DescriptionKeystone Technologies KTEB-240-1-TP 2-lamp 40 watt T12 fluorescent ballast made for T8 and T12 4ft linear tubes and other fluorescent l...

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$42.99
$42.99 - $42.99
$42.99
$28.00
$28.00 - $28.00
$28.00
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Keystone KTET-60-1-WC-F Halogen Low Voltage Transformer Ballast - 60W, 12V-LeanLight
Keystone KTET-60-1-WC-F Halogen Low Voltage Transformer Ballast - 60W, 12V-LeanLight
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$22.99
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$22.99
$18.40
$18.40 - $18.40
$18.40

Keystone KTET-60-1-WC-F Halogen Low Voltage Transformer Ballast - 60W, 12V

Keystone Technologies
69 in stock

Keystone Technologies KTET-60-1-WC-F low voltage transformer ballast for 12 volt halogen bulbs.  The non dimmable halogen transformer has an input ...

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$22.99
$22.99 - $22.99
$22.99
$18.40
$18.40 - $18.40
$18.40
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Keystone KTEB-220-1-TP-EMI 2-Lamp T12 Fluorescent Ballast - 20W, 120VAC-LeanLight
Keystone KTEB-220-1-TP-EMI 2-Lamp T12 Fluorescent Ballast - 20W, 120VAC-LeanLight
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$26.99
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$26.99
$21.32
$21.32 - $21.32
$21.32

Keystone KTEB-220-1-TP-EMI 2-Lamp T12 Fluorescent Ballast - 20W, 120VAC

Keystone Technologies
In stock

DescriptionPower your compact fluorescent fixtures with the Keystone KTEB-220-1-TP-EMI ballast, engineered for reliable performance in 2-lamp T12 s...

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$26.99
$26.99 - $26.99
$26.99
$21.32
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$21.32
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Keystone KTEB-232-UV-IS-N-P 2-Lamp Instant Start Normal T8 Fluorescent Ballast-LeanLight
Keystone KTEB-232-UV-IS-N-P 2-Lamp Instant Start Normal T8 Fluorescent Ballast-LeanLight
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$22.99
$22.99 - $22.99
$22.99
$19.59
$19.59 - $19.59
$19.59

Keystone KTEB-232-UV-IS-N-P 2-Lamp Instant Start Normal T8 Fluorescent Ballast

Keystone Technologies
In stock

 DescriptionKeystone Technologies KTEB-232-UV-IS-N-P instant start electronic T8 ballast with leads. Use this 2-lamp ballast to run F32T8 fluoresce...

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$22.99
$22.99 - $22.99
$22.99
$19.59
$19.59 - $19.59
$19.59
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Keystone KTEB-332-UV-IS-N-P Instant Start Normal 3 Lamp T8 Fluorescent Ballast - 50/60Hz, 120/277V-LeanLight
Keystone KTEB-332-UV-IS-N-P Instant Start Normal 3 Lamp T8 Fluorescent Ballast - 50/60Hz, 120/277V-LeanLight
$28.99 - $28.99
$28.99
$28.99 - $28.99
$28.99

Keystone KTEB-332-UV-IS-N-P Instant Start Normal 3 Lamp T8 Fluorescent Ballast - 50/60Hz, 120/277V

Keystone Technologies
In stock

  Description Keystone Technologies KTEB-332-UV-IS-N-P T8 instant start normal 3 lamp T8 fluorescent ballast with wire leads.  Use this ballast to...

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$28.99 - $28.99
$28.99
$28.99 - $28.99
$28.99
Keystone KTEB-254HO-UV-PS-SL 2-Lamp T5HO Fluorescent Ballast - 120/277V-LeanLight
$28.99 - $28.99
$28.99
$28.99 - $28.99
$28.99

Keystone KTEB-254HO-UV-PS-SL 2-Lamp T5HO Fluorescent Ballast - 120/277V

Keystone Technologies
In stock

Keystone Technologies KTEB-254-UV-PS-SL program start electronic T5HO ballast with leads. Use this 2-lamp ballast to run F54T5HO and all other T5HO...

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$28.99 - $28.99
$28.99
$28.99 - $28.99
$28.99
Keystone KTEB-432-UV-IS-N-P Instant Start Normal 4 Lamp T8 Ballast - 50/60Hz, 120/277V-LeanLight
Keystone KTEB-432-UV-IS-N-P Instant Start Normal 4 Lamp T8 Ballast - 50/60Hz, 120/277V-LeanLight
Save 11% Save %
$26.99
$26.99 - $26.99
$26.99
$23.96
$23.96 - $23.96
$23.96

Keystone KTEB-432-UV-IS-N-P Instant Start Normal 4 Lamp T8 Ballast - 50/60Hz, 120/277V

Keystone Technologies
In stock

  Description Keystone Technologies KTEB-432-UV-IS-N-P instant start high output 4 lamp T8 ballast with wire leads.  Use this ballast to run (4) F...

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$26.99
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$26.99
$23.96
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$23.96
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Keystone Technologies KTEB-226-1-TP 1 or 2-Lamp Electronic CFL Ballast - 26W, 120V-LeanLight
$25.99 - $25.99
$25.99
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$25.99

Keystone Technologies KTEB-226-1-TP 1 or 2-Lamp Electronic CFL Ballast - 26W, 120V

Keystone Technologies
In stock

Ballast 2 CF26/4P CFL lamps 120V electronic compact fluorescent ballast. This ballast will operate 2 or 1 26W lamps. The dimensions are 6.61IN(L)x1...

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$25.99 - $25.99
$25.99
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$25.99
Keystone KTEB-232RIS-1-TP-SL Electronic Ballast, 2-Lamp, 32W T8, F32T8, 120V-LeanLight
Keystone KTEB-232RIS-1-TP-SL Electronic Ballast, 2-Lamp, 32W T8, F32T8, 120V-LeanLight
$18.99 - $18.99
$18.99
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$18.99

Keystone KTEB-232RIS-1-TP-SL Electronic Ballast, 2-Lamp, 32W T8, F32T8, 120V

Keystone Technologies
In stock

Keystone KTEB-232RIS-1-TP-SL Electronic Ballast, 2-Lamp, 32W T8, F32T8, 120VKeystone Ballast KTEB-232RIS-1-TP-SL works for 1 or 2-lamps - F17T8, F2...

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$18.99 - $18.99
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Keystone KT-LED15T8-48GC-840-D/G3 Natural White Direct Drive T8 LED Tube - 4000K, 15W, 120-277V-LeanLight
Keystone KT-LED15T8-48GC-840-D/G3 Natural White Direct Drive T8 LED Tube - 4000K, 15W, 120-277V-LeanLight
$24.99 - $24.99
$24.99
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$24.99

Keystone KT-LED15T8-48GC-840-D/G3 Natural White Direct Drive T8 LED Tube - 4000K, 15W, 120-277V

Keystone Technologies
608 in stock

Keystone KT-LED15T8-48GC-840-D/G3 third generation, Type B (ballast bypass), 15W, 1850lm, natural white 4000K, 4' Direct Drive T8 LED tubes. Keyst...

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$24.99 - $24.99
$24.99
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$24.99
Keystone KTEB-114-1-TP-FC /P 1 or 2-Lamp T5 Electronic Ballast - 14W, 120V-LeanLight
$21.99 - $21.99
$21.99
$23.99
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$23.99

Keystone KTEB-114-1-TP-FC /P 1 or 2-Lamp T5 Electronic Ballast - 14W, 120V

Keystone Technologies
In stock

  Description The Keystone KTEB-114-1-TP-FC is a 14W, 120V electronic ballast designed for (1) 14W or (2) 8W T5 fluorescent lights. This ballast i...

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$21.99 - $21.99
$21.99
$23.99
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$23.99
KT-LED7T8-24GC-840-D | Natural White 2FT Direct Drive T8 LED Tube - 4000K, 7W, 120/277V-LeanLight
KT-LED7T8-24GC-840-D | Natural White 2FT Direct Drive T8 LED Tube - 4000K, 7W, 120/277V-LeanLight
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$25.99
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$17.99
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$17.99

KT-LED7T8-24GC-840-D | Natural White 2FT Direct Drive T8 LED Tube - 4000K, 7W, 120/277V

Keystone Technologies
Only 10 left!

  Description Keystone Technologies KT-LED7T8-24GC-840-D Type B (ballast bypass), 7W, 900lm, 4000K, 2FT T8 Direct Drive T8 LED tube.  Direct Drive...

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$25.99
$25.99 - $25.99
$25.99
$17.99
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$17.99
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Keyston KT-LED15T8-48GC-850-D/G3 Cool White Direct Drive T8 LED Tube - 5000K, 15W, 120-277V, 4'-LeanLight
Keyston KT-LED15T8-48GC-850-D/G3 Cool White Direct Drive T8 LED Tube - 5000K, 15W, 120-277V, 4'-LeanLight
$23.99 - $23.99
$23.99
$23.99 - $23.99
$23.99

Keyston KT-LED15T8-48GC-850-D/G3 Cool White Direct Drive T8 LED Tube - 5000K, 15W, 120-277V, 4'

Keystone Technologies
270 in stock

 Keystone KT-LED15T8-48GC-850-D/G3 third generation, Type B (ballast bypass), 15W, 1930lm, cool white 5000K, 4', T8 Direct Drive LED tubes.  Direc...

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$23.99 - $23.99
$23.99
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$23.99
KTEB-432RIS-1-TP-SL 4 Lamp F32T8 120V Electronic Ballast-LeanLight
$23.19 - $23.19
$23.19
$23.19 - $23.19
$23.19

KTEB-432RIS-1-TP-SL 4 Lamp F32T8 120V Electronic Ballast

Keystone Technologies
In stock

Keystone Ballast KTEB-432RIS-1-TP-SL works for 3 or 4-lamps - F17T8, F25T8, F32T8, for 120V applications. The residential-grade ballast is T8 inst...

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$23.19 - $23.19
$23.19
$23.19 - $23.19
$23.19
Keystone KT-LED15T8-48GC-840-D/G3 (25 Pack) Direct Drive T8 LED Tubes - 4000K-LeanLight
Keystone KT-LED15T8-48GC-840-D/G3 (25 Pack) Direct Drive T8 LED Tubes - 4000K-LeanLight
Save 15% Save %
$276.99
$276.99 - $276.99
$276.99
$235.99
$235.99 - $235.99
$235.99

Keystone KT-LED15T8-48GC-840-D/G3 (25 Pack) Direct Drive T8 LED Tubes - 4000K

Keystone Technologies
24 in stock

  Description Save when buying in case quantity with a 25 pack of Keystone KT-LED15T8-48GC-840-D/G3 non-dimmable, Direct Drive (ballast bypass), 1...

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$276.99
$276.99 - $276.99
$276.99
$235.99
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$235.99
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Keystone KTEB-454HO-UV-PS 4-Lamp 54 Watt T5HO Fluorescent Ballast - 120/277V-LeanLight
Keystone KTEB-454HO-UV-PS 4-Lamp 54 Watt T5HO Fluorescent Ballast - 120/277V-LeanLight
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$48.99
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$48.99
$40.17
$40.17 - $40.17
$40.17

Keystone KTEB-454HO-UV-PS 4-Lamp 54 Watt T5HO Fluorescent Ballast - 120/277V

Keystone Technologies
In stock

DescriptionPower your T5HO fluorescent lighting system with this premium Keystone electronic ballast engineered for superior performance. Designed ...

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$48.99
$48.99 - $48.99
$48.99
$40.17
$40.17 - $40.17
$40.17
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Keystone KTEB-128-1-TP-FC-PH 1-Lamp 28 Watt T5 Fluorescent Ballast - 120V-LeanLight
$19.79 - $19.79
$19.79
$19.79 - $19.79
$19.79

Keystone KTEB-128-1-TP-FC-PH 1-Lamp 28 Watt T5 Fluorescent Ballast - 120V

Keystone Technologies
In stock

  Description Keystone KTEB-128-1-TP-FC-PH Fluorescent Ballast, 1-Lamp, 28W, T5 F28T5, 120V  

$19.79 - $19.79
$19.79
$19.79 - $19.79
$19.79
Keystone 1-Lamp 32 Watt T8 Fluorescent Ballast - KTEB-132-1-TP-FC-LeanLight
Keystone 1-Lamp 32 Watt T8 Fluorescent Ballast - KTEB-132-1-TP-FC-LeanLight
$19.49 - $19.49
$19.49
$19.49 - $19.49
$19.49

Keystone 1-Lamp 32 Watt T8 Fluorescent Ballast - KTEB-132-1-TP-FC

Keystone Technologies
In stock

DescriptionKeystone Technologies KTEB-132-1-TP-FC 1-lamp, 32 watt T8 Linear Fluorescent Ballast delivers reliable performance for T8 and T12 single...

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$19.49 - $19.49
$19.49
$19.49 - $19.49
$19.49
Keystone KT-LED15T8-48GC-850-DX2 (25 Pack) Ballast Bypass LED Tubes - 5000K, 15W, 120/277V, 4'-LeanLight
Keystone KT-LED15T8-48GC-850-DX2 (25 Pack) Ballast Bypass LED Tubes - 5000K, 15W, 120/277V, 4'-LeanLight
$249.99 - $249.99
$249.99
$249.99 - $249.99
$249.99

Keystone KT-LED15T8-48GC-850-DX2 (25 Pack) Ballast Bypass LED Tubes - 5000K, 15W, 120/277V, 4'

Keystone Technologies
23 in stock

  Description Replace fluorescent tubes with Keystone Technologies KT-LED15T8-48GC-850-DX2 4' 15W T8 ballast-bypass LED tube. Delivers 1,850 lumen...

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$249.99 - $249.99
$249.99
$249.99 - $249.99
$249.99
Keystone KT-LED15T8-48GC-850-S Cool White Smart Drive T8 LED Tube - 5000K, 15W, 120/277V, 4'-LeanLight
Keystone KT-LED15T8-48GC-850-S Cool White Smart Drive T8 LED Tube - 5000K, 15W, 120/277V, 4'-LeanLight
$21.99 - $21.99
$21.99
$21.99 - $21.99
$21.99

Keystone KT-LED15T8-48GC-850-S Cool White Smart Drive T8 LED Tube - 5000K, 15W, 120/277V, 4'

Keystone Technologies
Only 9 left!

Keystone Technologies KT-LED15T8-48GC-850-S Type A (ballast compatible), 15W, 2200lm, cool white 5000K, 4', T8 smart drvie LED tubes.  Smart Drive...

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$21.99 - $21.99
$21.99
$21.99 - $21.99
$21.99
Keystone KTSB-E-0848-46-UV 4-6 Lamp T8HO/T12HO Instant Start Sign Ballast - 120/277V-LeanLight
Keystone KTSB-E-0848-46-UV 4-6 Lamp T8HO/T12HO Instant Start Sign Ballast - 120/277V-LeanLight
Save 10% Save %
$168.99
$168.99 - $168.99
$168.99
$151.79
$151.79 - $151.79
$151.79

Keystone KTSB-E-0848-46-UV 4-6 Lamp T8HO/T12HO Instant Start Sign Ballast - 120/277V

Keystone Technologies
11 in stock

Keystone Technologies KTSB-E-0848-46-UV 4 to 6-lamp electronic sign ballast.  The high quality sign ballast works with 8' to 48' T8HO and T12HO si...

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$168.99
$168.99 - $168.99
$168.99
$151.79
$151.79 - $151.79
$151.79
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