This ignitor electronics unit is made for the AP-1H UV system from Aquacare and its job is to ignite the UV lamp quickly and reliably at start-up. A working ignitor is critical for stable operation and optimal UV output. This spare part is easy to replace and is recommended at any sign of weak or delayed lamp start-up. Key benefits: Developed specifically for the Aquacare AP-1H UV system. Ensures fast, stable ignition of the UV lamp. Extends lamp life through correct start-up. Easy to install and replace. Please get in touch if you are unsure whether this ignitor fits your system.