France 12030 P5G-2E, Type2 12000v 30ma 120v Outdoor Neon Transformer Primary Wiring Requirements of a Standard Transformer Diagnostic Circuits LED indicates the reason for service, allowing for quick, easy troubleshooting. For easy troubleshooting of ground faults and primary wiring problems. Can be used in flashing/dimming applications User Friendly - Adapts to any grounding situation.