This Philips HF-Performe II Ballast is a reliable and efficient unit that provides emergency lighting. The ballast is designed to work with HF-P 22-42 PL-T/C/L/TL5C E11 bulbs, making it a versatile choice for any business or industrial setting. The unit is made by Philips, a trusted brand known for producing high-quality lighting products. With a unit quantity of 1, this ballast is easy to instal and manage. It is classified under the categories of Business, Office & Industrial, Facility Maintenance & Safety, and Facility Lighting, making it a crucial component for any emergency lighting system.