Skip to content

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
$13.87 - $13.87
$13.87
$13.87 - $13.87
$13.87

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

Keystone Technologies
159 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 Keysto...

View full details
$13.87 - $13.87
$13.87
$13.87 - $13.87
$13.87
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...

View full details
$25.47 - $25.47
$25.47
$25.47 - $25.47
$25.47
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 10% Save %
$14.99
$14.99 - $14.99
$14.99
$13.48
$13.48 - $13.48
$13.48

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

Keystone Technologies
27 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.  Th...

View full details
$14.99
$14.99 - $14.99
$14.99
$13.48
$13.48 - $13.48
$13.48
Save 10% Save %
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 26% Save %
$24.99
$24.99 - $24.99
$24.99
$18.45
$18.45 - $18.45
$18.45

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

Keystone Technologies
90 in stock

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

View full details
$24.99
$24.99 - $24.99
$24.99
$18.45
$18.45 - $18.45
$18.45
Save 26% Save %
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...

View full details
$24.75 - $24.75
$24.75
$24.75 - $24.75
$24.75
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
$20.57 - $20.57
$20.57
$20.57 - $20.57
$20.57

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

Keystone Technologies
115 in stock

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

View full details
$20.57 - $20.57
$20.57
$20.57 - $20.57
$20.57
Keystone KTEB-114-1-TP-FC /P 1 or 2-Lamp T5 Electronic Ballast - 14W, 120V-LeanLight
$18.61 - $18.61
$18.61
$18.61 - $18.61
$18.61

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

Keystone Technologies
103 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 ballas...

View full details
$18.61 - $18.61
$18.61
$18.61 - $18.61
$18.61
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
$176.10 - $176.10
$176.10
$176.10 - $176.10
$176.10

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

Keystone Technologies
12 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 s...

View full details
$176.10 - $176.10
$176.10
$176.10 - $176.10
$176.10
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...

View full details
$176.41 - $176.41
$176.41
$176.41 - $176.41
$176.41
Sold out

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare