Sign Ballasts
Topbulb carries a large selection of Keystone sign ballasts. If you do not find the Keystone brand sign ballast you are looking for, call one of our lighting specialists at 800.867.2852. In most cases, we can find the Keystone sign ballast you need at a competitive price.
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Keystone KTSB-E-0432-14-UV - Electronic Sign Ballast - 2 to 4 Lamp T8HO/T12HO - 4' to 32' Lamp Length - Parallel
Order Code: KST00554
Click for Product Details & Availability »Price: $77.951 to 159 $77.95 each 160 to 319 $74.05 each 320 and above $70.35 each -
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Keystone KTSB-E-0848-46-UV - Electronic Sign Ballast - 4 to 6 Lamp T8HO/T12HO - 6' to 48' Lamp Length - Parallel
Order Code: KST00555
Click for Product Details & Availability »Price: $129.951 to 111 $129.95 each 112 to 223 $123.45 each 224 and above $117.25 each -
Keystone KTSB-E-1040-14-UV - Electronic Sign Ballast - 1 to 4 Lamp T8HO/T12HO - 8' to 40' Lamp Length - Parallel
Order Code: KST00556
Click for Product Details & Availability »Price: $139.951 to 111 $139.95 each 112 to 223 $132.95 each 224 and above $126.35 each -
