High-voltage krypton lamps Longlife for road traffic. Product features: Long average service life: 14,000 hours. Maintenance intervals of up to one year possible (depending on the system). Product advantages: Increased service life compared to the previous krypton high-voltage signal lamp. Use in existing HV signal heads without conversion or readjustment. Max. 2% early failures up to 6,000 hours (only for failures due to lamp faults). Areas of application: Road traffic signal systems.