https://www.lighting.philips.com/p/lighting-electronics/hid/hid-electromagnetic/hid-high-power-ballasts-for-hpl-and-hpi-lamps/LP_CF_DHPHPL_EU/family
Philips HID-High Power ballasts for HPL and HPI lamps | DHPHPL | Philips lighting
The HID High-Power ballast is an impregnated (HID standard) electromagnetic copper/iron ballast for use with an external ignitor for HID lamps.
high power