This electronic ignition unit (EL NR 3800202) is compatible with several Berson UV systems, including 20VI, 40VIK, 42VI and 80VIK. The igniter ensures fast and stable start-up of the UV lamp and is an important component for operational reliability. Key benefits: Fits Berson 20VI, 40VIK, 42VI and 80VIK. Fast and reliable lamp ignition. Compact and robust design. Easy to install and replace in the event of a fault. Please contact us if you are unsure whether this ignition unit fits your UV system.