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Completely isolates the face of the socket from ground. No metal clips means no corrosion or electrical grounding. Download Kulka Specs – 582.GDF™ & 583.GDF™ Series

Rating: 660 Watts, 600 V Listing: UL File No. E-13408; CSA File No. LR95423. 540.X and 541.X versions UL listed and CSA certified for outdoor use in enclosed signs and fixtures. Download Kulka Specs – 540 & 541 Series, 800 and 1500mA Lamps

Rating: 660 Watts, dual rated 600V or 1000V. Listing: UL File No. E-13408; CSA File No. LR95423. UL listed and CSA certified for outdoor use in enclosed signs and fixtures. Download Kulka Specs – 530.1K™ & 530.2K™ Series Snap-In Lampholders

Internally shunted for single wire electronic ballast applications Rating: 660 Watts, dual rated 600V or 1000V. Listing: UL File No. E-13408; CSA File No. LR95423. UL listed and CSA certified for outdoor use in enclosed signs and fixtures. Download Kulka Specs – 530.1K-IS™ & 530.2K-IS™ Series Snap-In Lampholders for 800 …

Internally shunted for single wire electronic ballast applications Completely isolates the face of the socket from ground. No metal clips means no corrosion or electrical grounding. Download Kulka Specs – 582.GDF-IS™ & 583.GDF-IS™ Series Lampholders, for 800 and 1500mA Instant Start Lamps

Kulka® IS-Series lampholders are the only lampholders designed specifically for Electronic Sign Ballasts. The IS-Series features an Integrated Shunt designed for Instant Start ballasts and are the only lampholders to feature Single Leadwire Technology for simplified installation and safer operation. IS-Series Lampholders