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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.  

  • Original price $14.24 - Original price $14.24
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    Current price $14.24

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

    Keystone
    In stock

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

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    Original price $14.24 - Original price $14.24
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    $14.24
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    Current price $14.24
  • Original price $19.99 - Original price $19.99
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    Current price $19.99

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

    Keystone
    In stock

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

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    Original price $19.99 - Original price $19.99
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    $19.99
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    Current price $19.99
  • Original price $14.99
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    Current price $11.41
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    Current price $11.41

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

    Keystone
    In stock

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

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    Original price $14.99
    Original price $14.99 - Original price $14.99
    Original price $14.99
    Current price $11.41
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    Current price $11.41
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  • Original price $17.07 - Original price $17.07
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    Current price $17.07

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

    Keystone
    In stock

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

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    Original price $17.07 - Original price $17.07
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  • Original price $19.59 - Original price $19.59
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    Current price $19.59

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

    Keystone
    41 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 inpu...

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    Original price $19.59 - Original price $19.59
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  • Original price $14.42 - Original price $14.42
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    Current price $14.42

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

    Keystone
    In stock

    Keystone Technologies KTEB-220-1-TP-EMI 2-lamp 20 watt T12 fluorescent ballast made for T12 2ft linear tubes and other T12 lamps.  The Keystone el...

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    Original price $14.42 - Original price $14.42
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    Current price $14.42
  • Original price $16.59 - Original price $16.59
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    Current price $16.59

    Keystone KTEB-232-UV-IS-N-P Instant Start Normal 2 Lamp T8 Fluorescent Ballast - 120/277V

    Keystone
    In stock

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

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    Original price $16.59 - Original price $16.59
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  • Original price $17.93 - Original price $17.93
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    Keystone KTEB-332-UV-IS-N-P Instant Start Normal 3 Lamp T8 Fluorescent Ballast - 50/60Hz, 120/277V

    Keystone
    In stock

    Keystone Technologies KTEB-332-UV-IS-N-P T8 instant start normal 3 lamp T8 fluorescent ballast with wire leads.  Use this ballast to run (3) F32T8...

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    Original price $17.93 - Original price $17.93
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  • Original price $27.71 - Original price $27.71
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    Current price $27.71

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

    Keystone
    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 T5...

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    Original price $27.71 - Original price $27.71
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  • Original price $19.70 - Original price $19.70
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    Current price $19.70

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

    Keystone
    In stock

    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) F32T8 fluoresce...

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    Original price $19.70 - Original price $19.70
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  • Original price $149.51 - Original price $149.51
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    Current price $149.51

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

    Keystone
    In 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 T12HO...

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    Original price $149.51 - Original price $149.51
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  • Original price $23.49 - Original price $23.49
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    KT-LED15T8-48GC-840-D/G3 | Natural White Direct Drive T8 LED Tube - 4000K, 15W, 120-277V

    Keystone
    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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    Original price $23.49 - Original price $23.49
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  • Original price $24.99 - Original price $24.99
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    Current price $24.99

    KTEB-432-UV-IS-H-P | Instant Start High Output 4 Lamp T8 Ballast - 50/60Hz, 120/277V

    Keystone
    In stock

    Keystone Technologies KTEB-432-UV-IS-H-P instant start high output 4 lamp T8 ballast with wire leads.  Use this ballast to run (4) F32T8 fluoresce...

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    Original price $24.99 - Original price $24.99
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  • Original price $28.54 - Original price $28.54
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    KT-LED7T8-24GC-840-D | Natural White 2FT Direct Drive T8 LED Tube - 4000K, 7W, 120/277V

    Keystone
    In stock

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

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    Original price $28.54 - Original price $28.54
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  • Original price $28.90 - Original price $28.90
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    KT-LED15T8-48GC-850-D/G3 | Cool White Direct Drive T8 LED Tube - 5000K, 15W, 120-277V, 4'

    Keystone
    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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    Original price $28.90 - Original price $28.90
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  • Original price $18.79 - Original price $18.79
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    KT-LED7T8-24GC-850-D | Cool White 2FT Direct Drive T8 LED Tube - 5000K, 7W, 120/277V

    Keystone
    In 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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    Original price $18.79 - Original price $18.79
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  • Original price $48.99
    Original price $48.99 - Original price $48.99
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    Current price $44.13
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    Current price $44.13

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

    Keystone
    In stock

    Keystone Technologies KTEB-454HO-UV-PS program start electronic T5HO ballast with leads.  Use this 4-lamp ballast to run F54T5HO and all other T5H...

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    Original price $48.99
    Original price $48.99 - Original price $48.99
    Original price $48.99
    Current price $44.13
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    Current price $44.13
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  • Original price $276.99
    Original price $276.99 - Original price $276.99
    Original price $276.99
    Current price $199.95
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    Current price $199.95

    KT-LED15T8-48GC-850-D/G3 (25 Pack) | Type B T8 LED Tube - 5000K, 15W, 120-277V, 4'

    Keystone
    In stock

     Save when buying in case quantity with a 25 pack of Keystone KT-LED15T8-48GC-850-D/G3 non-dimmable, Type B (ballast bypass), 15W, 1930lm, cool wh...

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    Original price $276.99
    Original price $276.99 - Original price $276.99
    Original price $276.99
    Current price $199.95
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    Current price $199.95
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  • Original price $276.99
    Original price $276.99 - Original price $276.99
    Original price $276.99
    Current price $199.95
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    Current price $199.95

    Keystone KT-LED15T8-48GC-840-D/G3 (25 Pack) Direct Drive T8 LED Tubes - 4000K, 15W, 120-277V, 4'

    Keystone
    In stock

    Save when buying in case quantity with a 25 pack of Keystone KT-LED15T8-48GC-840-D/G3 non-dimmable, Direct Drive (ballast bypass), 15W, 1850lm, na...

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    Original price $276.99
    Original price $276.99 - Original price $276.99
    Original price $276.99
    Current price $199.95
    $199.95 - $199.95
    Current price $199.95
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  • Original price $23.79 - Original price $23.79
    Original price
    $23.79
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    Current price $23.79

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

    Keystone
    In stock

    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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    Original price $23.79 - Original price $23.79
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    Current price $23.79
  • Original price $166.58 - Original price $166.58
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    $166.58
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    Current price $166.58

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

    Keystone
    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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    Original price $166.58 - Original price $166.58
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    $166.58
    $166.58 - $166.58
    Current price $166.58
  • Original price $29.99 - Original price $29.99
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    $29.99
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    Current price $29.99

    Keystone KT-LED15T8-48GC-830-D/G3 (2 Pack) Ballast Bypass T8 LED Tube - 3000K, 15W, 120-277V

    Keystone
    In stock

    2 pack of Keystone KT-LED15T8-48GC-830-D/G3 third generation, Type B (ballast bypass), 15W, 1750lm, warm white 3000K, 4', single-end powered T8 Di...

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    Original price $29.99 - Original price $29.99
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    Current price $29.99
  • Original price $24.75 - Original price $24.75
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    Current price $24.75

    KT-LED25.5T5HO-48GC-850-S | Cool White Smart Drive T5 LED Tube - 5000K, 25.5W, 120/277V, 4'

    Keystone
    In stock

    Keystone Technologies KT-LED25.5T5HO-48GC-850-S T5HO LED tube. The type A (ballast compatible) tube replaces F54T5HO fluorescent lamps operating w...

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    Original price $24.75 - Original price $24.75
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    Current price $24.75
  • Original price $23.79 - Original price $23.79
    Original price
    $23.79
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    Current price $23.79

    KT-LED15T8-48GC-840-S | Natural White Smart Drive T8 LED Tube, 4000K, 15W, 120/277V, 4'

    Keystone
    In stock

    Keystone Technologies KT-LED15T8-48GC-840-S Type A (ballast compatible), 15W, 2200lm, natural white 4000K, 4', smart drvie T8 LED tubes.  Smart Dr...

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    Original price $23.79 - Original price $23.79
    Original price
    $23.79
    $23.79 - $23.79
    Current price $23.79