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Electronic FluorescentKeystone Technologies' comprehensive line of high quality electronic ballasts include ballasts for T8, T5, T5HO, Compact Fluorescent, BIAX, Circline, and now T12 lamps! Available in many different configurations, we are sure to have the right ballast for almost every fluorescent lighting application. |
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Electronic TransformersFor durability and high performance, choose Electronic Transformers from Keystone Technologies for any of your low voltage lighting needs. |
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High Intensity Discharge (HID)Keystone Technologies' High Intensity Discharge ballasts and ballast kits range from low wattage reactors to high wattage, Multi and 5 Tap Metal Halide, High Pressure Sodium, and Mercury Vapor transformers. |
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Magnetic FluorescentKnown for lasting dependability, Keystone Technologies' magnetic ballasts have proven their endurance for decades! Our full line of electromagnetic ballasts include small choke core and coils, High Outputs, and everything in between. |
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Sign BallastsIdeal for use in indoor and outdoor Plastic Display Signs, Keystone's line of Magnetic Sign Ballasts are the ideal choice for maintenance free, dependable Sign Ballast performance. |
2004-2008, Keystone Technologies, LLC. All rights reserved.
Keystone Technologies, LLC
PO Box 246, Ambler, PA 19002
Phone: 215-283-2600 Toll Free: 800-464-2680 Fax: 215-628-4412
info@keystoneballast.com