This dual electronic ballast is designed to drive two 40 W UV lamps at 425 mA. It delivers precise and steady current, which is critical for optimal UV output and a long service life for the lamps. The ballast is developed specifically for systems that demand high operational reliability and accurate current regulation. Key benefits: Fitted to two 40 W UV lamps at 425 mA. Provides stable operation and energy-efficient performance. Ideal for continuous operation in demanding environments. Please contact us if you are unsure whether this ballast suits your system.