Philips Advance 71A8172-001D Core & Coil Ballast Kit is a magnetic core-and-coil ballast assembly from Philips Advance. It is identified by the model number 71A8172-001D and provides the core and coil components used to regulate current in fixtures that require a Philips Advance core-and-coil ballast. This kit is part of Philips Advance’s ballast lineup and is referenced by the 71A8172-001D part number for ordering and compatibility checks.
