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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-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
$25.47 - $25.47
$25.47
$25.47 - $25.47
$25.47

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

Keystone Technologies
34 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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$25.47 - $25.47
$25.47
$25.47 - $25.47
$25.47
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
$24.75 - $24.75
$24.75
$24.75 - $24.75
$24.75

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

Keystone Technologies
52 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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$24.75 - $24.75
$24.75
$24.75 - $24.75
$24.75
Keystone KTEB-254HO-UV-PS-SL 2-Lamp T5HO Fluorescent Ballast - 120/277V-LeanLight
$39.19 - $39.19
$39.19
$39.19 - $39.19
$39.19

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

Keystone Technologies
Only 7 left!

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

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$39.19 - $39.19
$39.19
$39.19 - $39.19
$39.19
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
$48.02 - $48.02
$48.02
$48.02 - $48.02
$48.02

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

Keystone Technologies
25 in stock

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

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$48.02 - $48.02
$48.02
$48.02 - $48.02
$48.02

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